Navigating the intricacies of Audi vehicles and their diagnostic challenges? You’re in the right place. In this post, we’ll explore an extensive list of Diagnostic Trouble Codes (DTCs) specific to Audi automobiles.
DTC Audi, OBD2 Powertrain Diagnostic Trouble Codes List:
DTC P1000 Audi – Fuel Injector: Circuit Malfunction
DTC P1001 Audi – Fuel Injector: Circuit Malfunction
DTC P1002 Audi – Fuel Injector: Circuit Malfunction
DTC P1003 Audi – Fuel Injector: Circuit Malfunction
DTC P1004 Audi – Torque Difference Cylinder 1: Limit Value Exceeded
DTC P1005 Audi – Torque Difference Cylinder 2: Limit Value Exceeded
DTC P1006 Audi – Torque Difference Cylinder 3: Limit Value Exceeded
DTC P1007 Audi – Torque Difference Cylinder 4: Limit Value Exceeded
DTC P1009 Audi – Air Mass Meter 1/2 Implausible Signal From Load Detection
DTC P1018 Audi – Intake Manifold Runner Bank 2 Lower Limit Not Reached
DTC P1020 Audi – Fuel Pressure Control Limit Exceeded
DTC P1023 Audi – Fuel Pressure Control Valve Short To Ground
DTC P1024 Audi – Fuel Pressure Control Valve Open Circuit
DTC P1025 Audi – Fuel Pressure Control Valve Mechanical Malfunction
DTC P1026 Audi – Intake Manifold Air Control Solenoid Short To Positive
DTC P1027 Audi – Intake Manifold Air Control Solenoid Short To Ground
DTC P1028 Audi – Intake Manifold Air Control Solenoid Short Open Circuit
DTC P1029 Audi – Intake Manifold Air Control Valve Position Sensor Upper Limit Not Reached
DTC P1030 Audi – Intake Manifold Air Control Valve Position Sensor Lower Limit Not Reached
DTC P1031 Audi – Intake Manifold Air Control Valve Position Sensor Specification Not Attained
DTC P1032 Audi – Nitrogen Oxides Sensor Signal Too High
DTC P1033 Audi – Nitrogen Oxides Sensor Signal Too Low
DTC P1034 Audi – Nitrogen Oxides Sensor Signal Outside Tolerance
DTC P1035 Audi – Nitrogen Oxides Sensor Range Performance Problem
DTC P1036 Audi – Nitrogen Oxides Sensor Short To Positive
DTC P1037 Audi – Nitrogen Oxides Sensor Short To Ground
DTC P1038 Audi – Nitrogen Oxides Sensor Open Circuit
DTC P1039 Audi – Nitrogen Oxides Sensor Short Circuit
DTC P1040 Audi – Injector 1 Supply Voltage Circuit Malfunction
DTC P1041 Audi – Injector 2 Supply Voltage Short Circuit
DTC P1042 Audi – Injector 2 Supply Voltage Circuit Malfunction
DTC P1043 Audi – Injector 3 Supply Voltage Short Circuit
DTC P1044 Audi – Injector 3 Supply Voltage Circuit Malfunction
DTC P1047 Audi – Bank 1 Camshaft Adjustment Valve 1 Electrical Malfunction
DTC P1048 Audi – Bank 1 Camshaft Adjustment Valve 1 Short To Positive
DTC P1049 Audi – Bank 1 Camshaft Adjustment Valve 1 Short To Ground
DTC P1050 Audi – Bank 1 Camshaft Adjustment Valve 1 Open Circuit
DTC P1055 Audi – Bank 1 Camshaft Adjustment Short To B+
DTC P1056 Audi – Bank 1 Camshaft Adjustment Short To Ground
DTC P1057 Audi – Bank 1 Camshaft Adjustment Short To Open Circuit
DTC P106B Audi – Throttle Valve Stuck Or Difficult To Move
DTC P1073 Audi – Mass Air Flow Sensor 2 Signal Too Small
DTC P1074 Audi – Mass Air Flow Sensor 2 Signal Too Large
DTC P1079 Audi – O2S Regulation: Bank 3: Implausible Regulation Value
DTC P1080 Audi – O2S Regulation: Bank 4: Implausible Regulation Value
DTC P1081 Audi – Exhaust Bank 3- Mixture Adaption Range 1 Lower Lean Limit Not Reached
DTC P1082 Audi – Exhaust Bank 3- Mixture Adaption Range 2 Lower Lean Limit Not Reached
DTC P1083 Audi – Exhaust Bank 3- Mixture Adaption Range 1 Lower Rich Limit Not Reached
DTC P1084 Audi – Exhaust Bank 3- Mixture Adaption Range 2 Lower Rich Limit Not Reached
DTC P1085 Audi – Exhaust Bank 4- Mixture Adaption Range 1 Lower Lean Limit Not Reached
DTC P1086 Audi – Exhaust Bank 4- Mixture Adaption Range 2 Lower Lean Limit Not Reached
DTC P1087 Audi – Exhaust Bank 4- Mixture Adaption Range 1 Lower Rich Limit Not Reached
DTC P1088 Audi – Exhaust Bank 4- Mixture Adaption Range 2 Lower Rich Limit Not Reached
DTC P1089 Audi – Tumble generator valve #1 (RH) position sensor circuit high input
DTC P1090 Audi – Tumble generator valve #1 (RH) malfunction (stuck open)
DTC P1091 Audi – Tumble generator valve #1 (RH) malfunction (stuck close)
DTC P1092 Audi – Tumble generator valve #2 (LH) malfunction (stuck open)
DTC P1093 Audi – Tumble generator valve #2 (LH) malfunction (stuck close)
DTC P1094 Audi – Tumble generator valve circuit #1 (open circuit)
DTC P1095 Audi – Tumble generator valve circuit #1 (over current)
DTC P1096 Audi – Tumble generator valve circuit #2 (open circuit)
DTC P1097 Audi – Tumble generator valve circuit #2 (over current)
DTC P1100 Audi – HO2S Bank1 Sensor2 Circuit Voltage Too Low/Air Leak
DTC P1101 Audi – O2 Sensor Circuit, Bank1-Sensor1Voltage too Low/Air Leak
DTC P1102 Audi – O2 Sensor Heating Circuit, Bank1-Sensor1 Short to B+
DTC P1103 Audi – O2 Sensor Heating Circuit, Bank1-Sensor1 Output too Low
DTC P1104 Audi – HO2S Bank1 Sensor2 Circuit Voltage too Low/Air Leak
DTC P1105 Audi – O2 Sensor Heating Circuit, Bank1 Sensor2 Short to B+
DTC P1106 Audi – O2 Sensor Circuit, Bank2 Sensor1 Voltage too Low/Air Leak
DTC P1107 Audi – O2 Sensor Heating Circuit, Bank2 Sensor1 Short to B+
DTC P1108 Audi – O2 Sensor Heating Circuit, Bank2 Sensor1 Output too Low
DTC P1109 Audi – O2 Sensor Circuit, Bank2 Sensor2 Voltage too Low/Air Leak
DTC P1110 Audi – O2 Sensor Heating Circuit, Bank2 Sensor2 Short to B+
DTC P1111 Audi – O2 Control (Bank 1) System too lean
DTC P1112 Audi – O2 Control (Bank 1) System too rich
DTC P1113 Audi – Bank1-Sensor1 Internal Resistance too High
DTC P1114 Audi – Bank1-Sensor2 Internal Resistant too High
DTC P1115 Audi – O2 Sensor Heater Circuit, Bank1-Sensor1 Short to Ground
DTC P1116 Audi – O2 Sensor Heater Circuit, Bank1-Sensor1 Open
DTC P1117 Audi – O2 Sensor Heater Circuit, Bank1-Sensor2 Short to Ground
DTC P1118 Audi – O2 Sensor Heater Circuit, Bank1-Sensor2 Open
DTC P1119 Audi – O2 Sensor Heater Circuit, Bank2-Sensor1 Short to Ground
DTC P1120 Audi – O2 Sensor Heater Circuit, Bank2-Sensor1 Open
DTC P1121 Audi – O2 Sensor Heater Circuit, Bank2-Sensor2 Short to Ground
DTC P1122 Audi – O2 Sensor Heater Circuit, Bank2-Sensor2 Open
DTC P1123 Audi – Long Term Fuel Trim Add. Air., Bank1 System too Rich
DTC P1124 Audi – Long Term Fuel Trim Add. Air., Bank1 System too Lean
DTC P1125 Audi – Long Term Fuel Trim Add. Air., Bank2 System too Rich
DTC P1126 Audi – Long Term Fuel Trim Add. Air., Bank2 System too Lean
DTC P1127 Audi – Long Term Fuel Trim mult., Bank1 System too Rich
DTC P1128 Audi – Long Term Fuel Trim mult., Bank1 System too Lean
DTC P1129 Audi – Long Term Fuel Trim mult., Bank2 System too Rich
DTC P1130 Audi – Long Term Fuel Trim mult., Bank2 System too Lean
DTC P1131 Audi – Bank2 Sensor1 Internal Rsistance too High
DTC P1132 Audi – O2 Sensor Heating Circuit, Bank1+2-Sensor1 Short to B+
DTC P1133 Audi – O2 Sensor Heating Circuit, Bank1+2-Sensor1 Electrical Malfunction
DTC P1134 Audi – O2 Sensor Heating Circuit, Bank1+2-Sensor2 Short to B+
DTC P1135 Audi – O2 Sensor Heating Circuit, Bank1+2-Sensor2 Electrical Malfunction
DTC P1136 Audi – Long Term Fuel Trim Add. Fuel, Bank1 System too Lean
DTC P1137 Audi – Long Term Fuel Trim Add. Fuel, Bank1 System too Rich
Front oxygen (A/F) sensor circuit range/performance problem
DTC P1138 Audi – Long Term Fuel Trim Add. Fuel, Bank2 System too Lean
DTC P1139 Audi – Long Term Fuel Trim Add. Fuel, Bank2 System too Rich
DTC P1140 Audi – Bank2 Sensor2 Internal Resistance too High
DTC P1141 Audi – Load Calculation Cross Check Range/Performance
DTC P1142 Audi – Load Calculation Cross Check Lower Limit Exceeded w input)
DTC P1143 Audi – Load Calculation Cross Check Upper Limit Exceeded
DTC P1144 Audi – Mass or Volume Air Flow Circuit Open/Short to Ground
DTC P1145 Audi – Mass or Volume Air Flow Circuit Short to B+
DTC P1146 Audi – Mass or Volume Air Flow Circuit Supply Malfunction
DTC P1147 Audi – O2 Control (Bank 2) System too lean
DTC P1148 Audi – O2 Control (Bank 2) System too rich
DTC P1149 Audi – O2 Control (Bank 1) Out of range
DTC P1150 Audi – O2 Control (Bank 2) Out of range
DTC P1151 Audi – Bank1, Long Term Fuel Trim, Range 1 Leanness Lower Limit Exceeded
DTC P1152 Audi – Bank1, Long Term Fuel Trim, Range 2 Leanness Lower Limit Exceeded
DTC P1154 Audi – Manifold Switch Over Malfunction
DTC P1155 Audi – Manifold Absolute Pressure Sensor Circuit Short to B+
DTC P1156 Audi – Manifold Absolute Pressure Sensor Circuit Open/Short to Ground
DTC P1157 Audi – Manifold Absolute Pressure Sensor Circuit Power Supply Malfunction
DTC P1158 Audi – Manifold Absolute Pressure Sensor Circuit Range/Performance
DTC P1160 Audi – Manifold Temperature Sensor Circuit Short to Ground
DTC P1161 Audi – Manifold Temperature Sensor Circuit Open/Short to B+
DTC P1162 Audi – Fuel Temperature Sensor Circuit Short to Ground
DTC P1163 Audi – Fuel Temperature Sensor Circuit Open/Short to B+
DTC P1164 Audi – Fuel Temperature Sensor Range/Performance/Incorrect Signal
DTC P1165 Audi – Bank1, Long Term Fuel Trim, Range 1 Rich Limit Exceeded
DTC P1166 Audi – Bank1, Long Term Fuel Trim, Range 2 Rich Limit Exceeded
DTC P1171 Audi – Throttle Actuation Potentiometer Signal 2 Range/Performance
DTC P1172 Audi – Throttle Actuation Potentiometer Signal 2 Signal too Low
DTC P1173 Audi – Throttle Actuation Potentiometer Signal 2 Signal too High
DTC P1174 Audi – Fuel Trim, Bank 1 Different injection times
DTC P1176 Audi – O2 Correction Behind Catalyst, B1 Limit Attained
DTC P1177 Audi – O2 Correction Behind Catalyst, B2 Limit Attained
DTC P1178 Audi – Linear O2 Sensor / Pump Current Open Circuit
DTC P1179 Audi – Linear O2 Sensor / Pump Current Short to ground
DTC P1180 Audi – Linear O2 Sensor / Pump Current Short to B+
DTC P1181 Audi – Linear O2 Sensor / Reference Voltage Open Circuit
DTC P1182 Audi – Linear O2 Sensor / Reference Voltage Short to ground
DTC P1183 Audi – Linear O2 Sensor / Reference Voltage Short to B+
DTC P1184 Audi – Linear O2 Sensor / Common Ground Wire Open Circuit
DTC P1185 Audi – Linear O2 Sensor / Common Ground Wire Short to ground
DTC P1186 Audi – Linear O2 Sensor / Common Ground Wire Short to B+
DTC P1187 Audi – Linear O2 Sensor / Compens. Resistor Open Circuit
DTC P1188 Audi – Linear O2 Sensor / Compens. Resistor Short to ground
DTC P1189 Audi – Linear O2 Sensor / Compens. Resistor Short to B+
DTC P1190 Audi – Linear O2 Sensor / Reference Voltage Incorrect Signal
DTC P1196 Audi – O2 Sensor Heater Circuit, Bank1-Sensor1 Electrical Malfunction
DTC P1197 Audi – O2 Sensor Heater Circuit, Bank2-Sensor1 Electrical Malfunction
DTC P1198 Audi – O2 Sensor Heater Circuit, Bank1-Sensor2 Electrical Malfunction
DTC P1199 Audi – O2 Sensor Heater Circuit, Bank2-Sensor2 Electrical Malfunction
DTC P1201 Audi – Cylinder 1-Fuel Injection Circuit Electrical Malfunction
DTC P1202 Audi – Cylinder 2-Fuel Injection Circuit Electrical Malfunction
DTC P1203 Audi – Cylinder 3-Fuel Injection Circuit Electrical Malfunction
DTC P1204 Audi – Cylinder 4-Fuel Injection Circuit Electrical Malfunction
DTC P1205 Audi – Cylinder 5-Fuel Injection Circuit Electrical Malfunction
DTC P1206 Audi – Cylinder 6-Fuel Injection Circuit Electrical Malfunction
DTC P1207 Audi – Cylinder 7-Fuel Injection Circuit Electrical Malfunction
DTC P1208 Audi – Cylinder 8-Fuel Injection Circuit Electrical Malfunction
DTC P1209 Audi – Intake valves for cylinder shut-off Short circuit to ground
DTC P1210 Audi – Intake valves for cylinder shut-off Short to B+
DTC P1211 Audi – Intake valves for cylinder shut-off Open circuit
DTC P1213 Audi – Cylinder 1-Fuel Injection Circuit Short to B+
DTC P1214 Audi – Cylinder 2-Fuel Injection Circuit Short to B+
DTC P1215 Audi – Cylinder 3-Fuel Injection Circuit Short to B+
DTC P1216 Audi – Cylinder 4-Fuel Injection Circuit Short to B+
DTC P1217 Audi – Cylinder 5-Fuel Injection Circuit Short to B+
DTC P1218 Audi – Cylinder 6-Fuel Injection Circuit Short to B+
DTC P1219 Audi – Cylinder 7-Fuel Injection Circuit Short to B+
DTC P1220 Audi – Cylinder 8-Fuel Injection Circuit Short to B+
DTC P1221 Audi – Cylinder shut-off exhaust valves Short circuit to ground
DTC P1222 Audi – Cylinder shut-off exhaust valves Short to B+
DTC P1223 Audi – Cylinder shut-off exhaust valves Open circuit
DTC P1225 Audi – Cylinder 1-Fuel Injection Circuit Short to Ground
DTC P1226 Audi – Cylinder 2-Fuel Injection Circuit Short to Ground
DTC P1227 Audi – Cylinder 3-Fuel Injection Circuit Short to Ground
DTC P1228 Audi – Cylinder 4-Fuel Injection Circuit Short to Ground
DTC P1229 Audi – Cylinder 5-Fuel Injection Circuit Short to Ground
DTC P1230 Audi – Cylinder 6-Fuel Injection Circuit Short to Ground
DTC P1231 Audi – Cylinder 7-Fuel Injection Circuit Short to Ground
DTC P1232 Audi – Cylinder 8-Fuel Injection Circuit Short to Ground
DTC P1237 Audi – Cylinder 1-Fuel Injection Circuit Open Circuit
DTC P1238 Audi – Cylinder 2-Fuel Injection Circuit Open Circuit
DTC P1239 Audi – Cylinder 3-Fuel Injection Circuit Open Circuit
DTC P1240 Audi – Cylinder 4-Fuel Injection Circuit Open Circuit
DTC P1241 Audi – Cylinder 5-Fuel Injection Circuit Open Circuit
DTC P1242 Audi – Cylinder 6-Fuel Injection Circuit Open Circuit
DTC P1243 Audi – Cylinder 7-Fuel Injection Circuit Open Circuit
DTC P1244 Audi – Cylinder 8-Fuel Injection Circuit Open Circuit
DTC P1245 Audi – Needle Lift Sensor Circuit Short to Ground
DTC P1246 Audi – Needle Lift Sensor Circuit Range/Performance
DTC P1247 Audi – Needle Lift Sensor Circuit Open/Short to B+
DTC P1248 Audi – Injection Start Control Deviation
DTC P1249 Audi – Fuel consumption signal Electrical Fault in Circuit
DTC P1250 Audi – Fuel Level Too Low
DTC P1251 Audi – Start of Injection Solenoid Circuit Short to B+
DTC P1252 Audi – Start of Injection Solenoid Circuit Open/Short to Ground
DTC P1253 Audi – Fuel consumption signal Short to ground
DTC P1254 Audi – Fuel consumption signal Short to B+
DTC P1255 Audi – Engine Coolant Temperature Circuit Short to Ground
DTC P1256 Audi – Engine Coolant Temperature Circuit Open/Short to B+
DTC P1257 Audi – Engine Coolant System Valve Open
DTC P1258 Audi – Engine Coolant System Valve Short to B+
DTC P1259 Audi – Engine Coolant System Valve Short to Ground
DTC P1280 Audi – Fuel Injection Air Control Valve Circuit Flow too Low
DTC P1283 Audi – Fuel Injection Air Control Valve Circuit Electrical Malfunction
DTC P1284 Audi – Fuel Injection Air Control Valve Circuit Open
DTC P1285 Audi – Fuel Injection Air Control Valve Circuit Short to Ground
DTC P1286 Audi – Fuel Injection Air Control Valve Circuit Short to B+
DTC P1287 Audi – Turbocharger bypass valve open
DTC P1288 Audi – Turbocharger bypass valve short to B+
DTC P1289 Audi – Turbocharger bypass valve short to ground
DTC P1296 Audi – Cooling system malfunction
DTC P1297 Audi – Connection turbocharger – throttle valve pressure hose
DTC P1300 Audi – Misfire detected Reason: Fuel level too low
DTC P1301 Audi – Fire due to increased exhaust temperature
DTC P1312 Audi – Exhaust temperature sensor malfunction
DTC P1319 Audi – Knock Sensor 1 Circuit Short to Ground
DTC P1320 Audi – Knock Sensor 2 Circuit Short to Ground
DTC P1321 Audi – Knock Sensor 3 Circuit Low Input
DTC P1322 Audi – Knock Sensor 3 Circuit High Input
DTC P1323 Audi – Knock Sensor 4 Circuit Low Input
DTC P1324 Audi – Knock Sensor 4 Circuit High Input
DTC P1325 Audi – Cylinder 1-Knock Control Limit Attained
DTC P1326 Audi – Cylinder 2-Knock Control Limit Attained
DTC P1327 Audi – Cylinder 3-Knock Control Limit Attained
DTC P1328 Audi – Cylinder 4-Knock Control Limit Attained
DTC P1329 Audi – Cylinder 5-Knock Control Limit Attained
DTC P1330 Audi – Cylinder 6-Knock Control Limit Attained
DTC P1331 Audi – Cylinder 7-Knock Control Limit Attained
DTC P1332 Audi – Cylinder 8-Knock Control Limit Attained
DTC P1335 Audi – Engine Torque Monitoring 2 Control Limint Exceeded
DTC P1336 Audi – Engine Torque Monitoring Adaptation at limit
DTC P1337 Audi – Camshaft Position Sensor, Bank1 Short to Ground
DTC P1338 Audi – Camshaft Position Sensor, Bank1 Open Circuit /Short to B+
DTC P1339 Audi – Crankshaft Position /Engine Speed Sensor Cross Connected
DTC P1340 Audi – Crankshaft-/Camshaft Position Sensor Signals Out of Sequence
DTC P1341 Audi – Ignition Coil Power Output Stage 1 Short to Ground
DTC P1342 Audi – Ignition Coil Power Output Stage 1 Short to B+
DTC P1343 Audi – Ignition Coil Power Output Stage 2 Short to Ground
DTC P1344 Audi – Ignition Coil Power Output Stage 2 Short to B+
DTC P1345 Audi – Ignition Coil Power Output Stage 3 Short to Ground
DTC P1346 Audi – Ignition Coil Power Output Stage 3 Short to B+
DTC P1347 Audi – Bank2, Crankshaft-/Camshaft Position Sensor Signal Out of Sequence
DTC P1348 Audi – Ignition Coil Power Output Stage 1 Open Circuit
DTC P1349 Audi – Ignition Coil Power Output Stage 2 Open Circuit
DTC P1350 Audi – Ignition Coil Power Output Stage 3 Open Circuit
DTC P1354 Audi – Modulation Piston Displacement Sensor Circuit Malfunction
DTC P1355 Audi – Cylinder 1, ignition circuit Open Circuit
DTC P1356 Audi – Cylinder 1, ignition circuit Short to B+
DTC P1357 Audi – Cylinder 1, ignition circuit Short to ground
DTC P1358 Audi – Cylinder 2, ignition circuit Open Circuit
DTC P1359 Audi – Cylinder 2, ignition circuit Short Circuit to B+
DTC P1360 Audi – Cylinder 2, ignition circuit Short Circuit to Ground
DTC P1361 Audi – Cylinder 3, ignition circuit Open Circuit
DTC P1362 Audi – Cylinder 3, ignition circuit Short Circuit to B+
DTC P1363 Audi – Cylinder 3, ignition circuit Short Circuit to ground
DTC P1364 Audi – Cylinder 4, ignition circuit Open Circuit
DTC P1365 Audi – Cylinder 4, ignition circuit Short circuit to B+
DTC P1366 Audi – Cylinder 4, ignition circuit Short circuit to ground
DTC P1367 Audi – Cylinder 5, ignition circuit Open Circuit
DTC P1368 Audi – Cylinder 5, ignition circuit Short Circuit to B+
DTC P1369 Audi – Cylinder 5, ignition circuit short to ground
DTC P1370 Audi – Cylinder 6, ignition circuit Open Circuit
DTC P1371 Audi – Cylinder 6, ignition circuit Short Circuit to B+
DTC P1372 Audi – Cylinder 6, ignition circuit short to ground
DTC P1373 Audi – Cylinder 7, ignition circuit Open Circuit
DTC P1374 Audi – Cylinder 7, ignition circuit Short Circuit to B+
DTC P1375 Audi – Cylinder 7, ignition circuit short to ground
DTC P1376 Audi – Cylinder 8, ignition circuit Open Circuit
DTC P1377 Audi – Cylinder 8, ignition circuit Short Circuit to B+
DTC P1378 Audi – Cylinder 8, ignition circuit short to ground
DTC P1386 Audi – Internal Control Module Knock Control Circuit Error
DTC P1387 Audi – Internal Control Module altitude sensor error
DTC P1388 Audi – Internal Control Module drive by wire error
DTC P1391 Audi – Camshaft Position Sensor, Bank2 Short to Ground
DTC P1392 Audi – Camshaft Position Sensor, Bank2 Open Circuit /Short to B+
DTC P1393 Audi – Ignition Coil Power Output Stage 1 Electrical Malfunction
DTC P1394 Audi – Ignition Coil Power Output Stage 2 Electrical Malfunction
DTC P1395 Audi – Ignition Coil Power Output Stage 3 Electrical Malfunction
DTC P1396 Audi – Engine Speed Sensor Missing Tooth
DTC P1397 Audi – Engine speed wheel Adaptation limit reached
DTC P1398 Audi – Engine RPM signal, TD Short to ground
DTC P1399 Audi – Engine RPM signal, TD Short Circuit to B+
DTC P1400 Audi – EGR Valve Circuit Electrical Malfunction
DTC P1401 Audi – EGR Valve Circuit Short to Ground
DTC P1402 Audi – EGR Valve Circuit Short to B+
DTC P1403 Audi – EGR Flow Deviation
DTC P1404 Audi – EGR Flow Basic Setting not carried out
DTC P1406 Audi – EGR Temperature Sensor Range/Performance
DTC P1407 Audi – EGR Temperature Sensor Signal too Low
DTC P1408 Audi – EGR Temperature Sensor Signal too High
DTC P1409 Audi – Tank Ventilation Valve Circuit Electrical Malfunction
DTC P1410 Audi – Tank Ventilation Valve Circuit Short to B+
DTC P1411 Audi – Secondary Air Injection System, Bank2 Flow too Flow
DTC P1412 Audi – EGR Differential Pressure Sensor Signal too Low
DTC P1413 Audi – EGR Differential Pressure Sensor Signal too High
DTC P1414 Audi – Secondary Air Injection System, Bank2 Leak Detected
DTC P1417 Audi – Fuel Level Sensor Circuit Signal too Low
DTC P1418 Audi – Fuel Level Sensor Circuit Signal too High
DTC P1420 Audi – Secondary Air Injection Valve Circuit Electrical Malfunction
DTC P1421 Audi – Secondary Air Injection Valve Circuit Short to Ground
DTC P1422 Audi – Secondary Air Injection System Control Valve Circuit Short to B+
DTC P1423 Audi – Secondary Air Injection System, Bank1 Flow too Low
DTC P1424 Audi – Secondary Air Injection System, Bank1 Leak Detected
DTC P1425 Audi – Tank Ventilation Valve Short to Ground
DTC P1426 Audi – Tank Ventilation Valve Open
DTC P1432 Audi – Secondary Air Injection Valve Open
DTC P1433 Audi – Secondary Air Injection System Pump Relay Circuit open
DTC P1434 Audi – Secondary Air Injection System Pump Relay Circuit Short to B+
DTC P1435 Audi – Secondary Air Injection System Pump Relay Circuit Short to ground
DTC P1436 Audi – Secondary Air Injection System Pump Relay Circuit Electrical Malfunction
DTC P1439 Audi – EGR Potentiometer Error in Basic Seting
DTC P1440 Audi – EGR Valve Power Stage Open
DTC P1441 Audi – EGR Valve Circuit Open/Short to Ground
DTC P1442 Audi – EGR Valve Position Sensor Signal too high
DTC P1443 Audi – EGR Valve Position Sensor Signal too low
DTC P1444 Audi – EGR Valve Position Sensor range/performance
DTC P1445 Audi – Catalyst Temperature Sensor 2 Circuit Range/Performance
DTC P1446 Audi – Catalyst Temperature Circuit Short to Ground
DTC P1447 Audi – Catalyst Temperature Circuit Open/Short to B+
DTC P1448 Audi – Catalyst Temperature Sensor 2 Circuit Short to Ground
DTC P1449 Audi – Catalyst Temperature Sensor 2 Circuit Open/Short to B+
DTC P1450 Audi – Secondary Air Injection System Circuit Short to B+
DTC P1451 Audi – Secondary Air Injection System Circuit Short to Ground
DTC P1452 Audi – Secondary Air Injection System Open Circuit
DTC P1453 Audi – Exhaust gas temperature sensor 1 open/short to B+
DTC P1454 Audi – Exhaust gas temperature sensor short 1 to ground
DTC P1455 Audi – Exhaust gas temperature sensor 1 range/performance
DTC P1456 Audi – Exhaust gas temperature control bank 1 limit attained
DTC P1457 Audi – Exhaust gas temperature sensor 2 open/short to B+
DTC P1458 Audi – Exhaust gas temperature sensor 2 short to ground
DTC P1459 Audi – Exhaust gas temperature sensor 2 range/performance
DTC P1460 Audi – Exhaust gas temperature control bank 2 limit attained
DTC P1461 Audi – Exhaust gas temperature control bank 1 Range/Performance
DTC P1462 Audi – Exhaust gas temperature control bank 2 Range/Performance
DTC P1465 Audi – Additive Pump Short Circuit to B+DTC P1466 Audi – Additive Pump Open/Short to Ground
DTC P1467 Audi – EVAP Canister Purge Solenoid Valve Short Circuit to B+
DTC P1468 Audi – EVAP Canister Purge Solenoid Valve Short Circuit to Ground
DTC P1469 Audi – EVAP Canister Purge Solenoid Valve Open Circuit
DTC P1470 Audi – EVAP Emission Control LDP Circuit Electrical Malfunction
DTC P1471 Audi – EVAP Emission Control LDP Circuit Short to B+
DTC P1472 Audi – EVAP Emission Control LDP Circuit Short to Ground
DTC P1473 Audi – EVAP Emission Control LDP Circuit Open Circuit
DTC P1474 Audi – EVAP Canister Purge Solenoid Valve electrical malfunction
DTC P1475 Audi – EVAP Emission Control LDP Circuit Malfunction/Signal Circuit Open
DTC P1476 Audi – EVAP Emission Control LDP Circuit Malfunction/Insufficient Vacuum
DTC P1477 Audi – EVAP Emission Control LDP Circuit Malfunction
DTC P1478 Audi – EVAP Emission Control LDP Circuit Clamped Tube Detected
DTC P1480 Audi – Cooling fan relay 1 circuit high input
DTC P1500 Audi – Fuel Pump Relay Circuit Electrical Malfunction
DTC P1501 Audi – Fuel Pump Relay Circuit Short to Ground
DTC P1502 Audi – Fuel Pump Relay Circuit Short to B+
DTC P1503 Audi – Load signal from Alternator Term. DF Range/performance/Incorrect Signal
DTC P1504 Audi – Intake Air System Bypass Leak Detected
DTC P1505 Audi – Closed Throttle Position Does Not Close/Open Circuit
DTC P1506 Audi – Closed Throttle Position Switch Does Not Open/Short to Ground
DTC P1507 Audi – Idle System Learned Value Lower Limit Attained
DTC P1508 Audi – Idle System Learned Value Upper Limit Attained
DTC P1509 Audi – Idle Air Control Circuit Electrical Malfunction
DTC P1510 Audi – Idle Air Control Circuit Short to B+
DTC P1511 Audi – Intake Manifold Changeover Valve circuit electrical malfunction
DTC P1512 Audi – Intake Manifold Changeover Valve circuit Short to B+
DTC P1513 Audi – Intake Manifold Changeover Valve2 circuit Short to B+
DTC P1514 Audi – Intake Manifold Changeover Valve2 circuit Short to ground
DTC P1515 Audi – Intake Manifold Changeover Valve circuit Short to Ground
DTC P1516 Audi – Intake Manifold Changeover Valve circuit Open
DTC P1517 Audi – Main Relay Circuit Electrical Malfunction
DTC P1518 Audi – Main Relay Circuit Short to B+
DTC P1519 Audi – Intake Camshaft Control, Bank1 Malfunction
DTC P1520 Audi – Intake Manifold Changeover Valve2 circuit Open
DTC P1521 Audi – Intake Manifold Changeover Valve2 circuit electrical malfunction
DTC P1522 Audi – Intake Camshaft Control, Bank2 Malfunction
DTC P1523 Audi – Crash Signal from Airbag Control Unit range/performance
DTC P1525 Audi – Intake Camshaft Control Circuit, Bank1 Electrical Malfunction
DTC P1526 Audi – Intake Camshaft Control Circuit, Bank1 Short to B+
DTC P1527 Audi – Intake Camshaft Control Circuit, Bank1 Short to Ground
DTC P1528 Audi – Intake Camshaft Control Circuit, Bank1 Open
DTC P1529 Audi – Camshaft Control Circuit Short to B+
DTC P1530 Audi – Camshaft Control Circuit Short to ground
DTC P1531 Audi – Camshaft Control Circuit open
DTC P1533 Audi – Intake Camshaft Control Circuit, Bank2 Electrical Malfunction
DTC P1534 Audi – Intake Camshaft Control Circuit, Bank2 Short to B+
DTC P1535 Audi – Intake Camshaft Control Circuit, Bank2 Short to Ground
DTC P1536 Audi – Intake Camshaft Control Circuit, Bank2 Open
DTC P1537 Audi – Engine Shutoff Solenoid Malfunction
DTC P1538 Audi – Engine Shutoff Solenoid Open/Short to Ground
DTC P1539 Audi – Clutch Vacuum Vent Valve Switch Incorrect signal
DTC P1540 Audi – Vehicle Speed Sensor High Input
DTC P1541 Audi – Fuel Pump Relay Circuit Open
DTC P1542 Audi – Throttle Actuation Potentiometer Range/Performance
DTC P1543 Audi – Throttle Actuation Potentiometer Signal too Low
DTC P1544 Audi – Throttle Actuation Potentiometer Signal too High
DTC P1545 Audi – Throttle Position Control Malfunction
DTC P1546 Audi – Boost Pressure Control Valve Short to B+
DTC P1547 Audi – Boost Pressure Control Valve Short to Ground
DTC P1548 Audi – Boost Pressure Control Valve Open
DTC P1549 Audi – Boost Pressure Control Valve Short to Ground
DTC P1550 Audi – Charge Pressure Deviation
DTC P1551 Audi – Barometric Pressure Sensor Circuit Short to B+
DTC P1552 Audi – Barometric Pressure Sensor Circuit Open/Short to Ground
DTC P1553 Audi – Barometric/manifold pressure signal ratio out of range
DTC P1554 Audi – Idle Speed Control Throttle Position Basic Setting Conditions not met
DTC P1555 Audi – Charge Pressure Upper Limit exceeded
DTC P1556 Audi – Charge Pressure Control Negative Deviation
DTC P1557 Audi – Charge Pressure Control Positive Deviation
DTC P1558 Audi – Throttle Actuator Electrical Malfunction
DTC P1559 Audi – Idle Speed Control Throttle Position Adaptation Malfunction
DTC P1560 Audi – Maximum Engine Speed Exceeded Back-up voltage circuit malfunction
DTC P1561 Audi – Quantity Adjuster Deviation
DTC P1562 Audi – Quantity Adjuster Upper Limit Attained
DTC P1563 Audi – Quantity Adjuster Lower Limit Attained
DTC P1564 Audi – Idle Speed Control Throttle Position Low Voltage During Adaptation
DTC P1565 Audi – Idle Speed Control Throttle Position lower limit not attained
DTC P1566 Audi – Load signal from A/C compressor range/performance
DTC P1567 Audi – Load signal from A/C compressor no signal
DTC P1568 Audi – Idle Speed Control Throttle Position mechanical Malfunction
DTC P1569 Audi – Cruise control switch Incorrect signal
DTC P1570 Audi – Control Module Locked
DTC P1571 Audi – Left Engine Mount Solenoid Valve Short to B+
DTC P1572 Audi – Left Engine Mount Solenoid Valve Short to ground
DTC P1573 Audi – Left Engine Mount Solenoid Valve Open circuit
DTC P1574 Audi – Left Engine Mount Solenoid Valve Electrical fault in circuit
DTC P1575 Audi – Right Engine Mount Solenoid Valve Short to B+
DTC P1576 Audi – Right Engine Mount Solenoid Valve Short to ground
DTC P1577 Audi – Right Engine Mount Solenoid Valve Open circuit
DTC P1578 Audi – Right Engine Mount Solenoid Valve Electrical fault in circuit
DTC P1579 Audi – Idle Speed Control Throttle Position Adaptation not started
DTC P1580 Audi – Throttle Actuator B1 Malfunction
DTC P1581 Audi – Idle Speed Control Throttle Position Basic Setting Not Carried Out
DTC P1582 Audi – Idle Adaptation at Limit
DTC P1583 Audi – Transmission mount valves Short to B+
DTC P1584 Audi – Transmission mount valves Short to ground
DTC P1585 Audi – Transmission mount valves Open circuit
DTC P1586 Audi – Engine mount solenoid valves Short to B+
DTC P1587 Audi – Engine mount solenoid valves Short to ground
DTC P1588 Audi – Engine mount solenoid valves Open circuit
DTC P1590 Audi – Neutral position switch circuit high input
DTC P1591 Audi – Neutral position switch circuit low input
DTC P1592 Audi – Neutral position switch circuit (MT model)
DTC P1594 Audi – Automatic transmission diagnosis input signal circuit malfunction
DTC P1595 Audi – Automatic transmission diagnosis input signal circuit low input
DTC P1596 Audi – Automatic transmission diagnosis input signal circuit high input
DTC P1600 Audi – Power Supply (B+) Terminal 15 Low Voltage
DTC P1602 Audi – Power Supply (B+) Terminal 30 Low Voltage
DTC P1603 Audi – Internal Control Module Malfunction
DTC P1604 Audi – Internal Control Module Driver Error
DTC P1605 Audi – Rough Road/Acceleration Sensor Electrical Malfunction
DTC P1606 Audi – Rough Road Spec Engine Torque ABS-ECU Electrical Malfunction
DTC P1607 Audi – Vehicle speed signal Error message from instrument cluster
DTC P1608 Audi – Steering angle signal Error message from steering angle sensor
DTC P1609 Audi – Crash shut-down activated
DTC P1611 Audi – MIL Call-up Circuit /Transmission Control Module Short to Ground
DTC P1612 Audi – Electronic Control Module Incorrect Coding
DTC P1613 Audi – MIL Call-up Circuit Open/Short to B+
DTC P1614 Audi – MIL Call-up Circuit /Transmission Control Module Range/Performance
DTC P1615 Audi – Engine Oil Temperature Sensor Circuit range/performance
DTC P1616 Audi – Glow Plug/Heater Indicator Circuit Short to B+
DTC P1617 Audi – Glow Plug/Heater Indicator Circuit Open/Short to Ground
DTC P1618 Audi – Glow Plug/Heater Relay Circuit Short to B+
DTC P1619 Audi – Glow Plug/Heater Relay Circuit Open/Short to Ground
DTC P1620 Audi – Engine coolant temperature signal open/short to B+
DTC P1621 Audi – Engine coolant temperature signal short to ground
DTC P1622 Audi – Engine coolant temperature signal range/performance
DTC P1623 Audi – Data Bus Powertrain No Communication
DTC P1624 Audi – MIL Request Signal active
DTC P1625 Audi – Data-Bus Powertrain Unplausible Message from Transmission Control
DTC P1626 Audi – Data-Bus Powertrain Missing Message from Transmission Control
DTC P1627 Audi – Data-Bus Powertrain missing message from fuel injection pump
DTC P1628 Audi – Data-Bus Powertrain missing message from steering sensor
DTC P1629 Audi – Data-Bus Powertrain missing message from distance control
DTC P1630 Audi – Accelerator Pedal Position Sensor 1 Signal too Low
DTC P1631 Audi – Accelerator Pedal Position Sensor 1 Signal too High
DTC P1632 Audi – Accelerator Pedal Position Sensor 1 Power Supply Malfunction
DTC P1633 Audi – Accelerator Pedal Position Sensor 2 Signal too Low
DTC P1634 Audi – Accelerator Pedal Position Sensor 2 Signal too High
DTC P1635 Audi – Data Bus Powertrain missing message f. air condition control
DTC P1636 Audi – Data Bus Powertrain missing message from Airbag control
DTC P1637 Audi – Data Bus Powertrain missing message f. central electr. control
DTC P1638 Audi – Data Bus Powertrain missing message from clutch control
DTC P1639 Audi – Accelerator Pedal Position Sensor 1+2 Range/Performance
DTC P1640 Audi – Internal Control Module (EEPROM) Error
DTC P1641 Audi – Please check DTC Memory of Air Condition ECU
DTC P1642 Audi – Please check DTC Memory of Airbag ECU
DTC P1643 Audi – Please check DTC Memory of central electric ECU
DTC P1644 Audi – Please check DTC Memory of clutch ECU
DTC P1645 Audi – Data Bus Powertrain missing message f. all wheel drive control
DTC P1646 Audi – Please Check DTC Memory of all wheel drive ECU
DTC P1647 Audi – Please check coding of ECUs in Data Bus Powertrain
DTC P1648 Audi – Data Bus Powertrain Malfunction
DTC P1649 Audi – Data Bus Powertrain Missing message from ABS Control Module
DTC P1650 Audi – Data Bus Powertrain Missing message fr. instrument panel ECU
DTC P1651 Audi – Data Bus Powertrain missing messages
DTC P1652 Audi – Please check DTC Memory of transmission ECU
DTC P1653 Audi – Please check DTC Memory of ABS Control Module
DTC P1654 Audi – Please check DTC Memory of control panel ECU
DTC P1655 Audi – Please check DTC Memory of ADR Control Module
DTC P1656 Audi – A/C clutch relay circuit short to ground
DTC P1657 Audi – A/C clutch relay circuit short to B+
DTC P1658 Audi – Data Bus Powertrain Incorrect signal from ADR Control Module
DTC P1676 Audi – Drive by Wire-MIL Circuit Electrical Malfunction
DTC P1677 Audi – Drive by Wire-MIL Circuit Short to B+
DTC P1678 Audi – Drive by Wire-MIL Circuit Short to Ground
DTC P1679 Audi – Drive by Wire-MIL Circuit Open
DTC P1681 Audi – Control Unit Programming, Programming not Finished
DTC P1684 Audi – Control Unit Programming Communication Error
DTC P1686 Audi – Control Unit Error Programming Error
DTC P1690 Audi – Malfunction Indication Light Malfunction
DTC P1691 Audi – Malfunction Indication Light Open
DTC P1692 Audi – Malfunction Indication Light Short to Ground
DTC P1693 Audi – Malfunction Indication Light Short to B+
DTC P1694 Audi – Malfunction Indication Light Open/Short to Ground
DTC P1698 Audi – Engine torque control cut signal circuit low input
DTC P1699 Audi – Engine torque control cut signal circuit high input
DTC P1700 Audi – Throttle position sensor circuit malfunction for automatic transmission
DTC P1701 Audi – Cruise control set signal circuit malfunction for automatic transmission
DTC P1703 Audi – Low clutch timing control solenoid valve circuit malfunction
DTC P1704 Audi – Kick Down Switch Malfunction
DTC P1705 Audi – Gear/Ratio Monitoring Adaptation limit reached
DTC P1711 Audi – Wheel Speed Signal 1 Range/Performance
DTC P1712 Audi – Engine torque control signal 2 circuit malfunction
DTC P1716 Audi – Wheel Speed Signal 2 Range/Performance
DTC P1721 Audi – Wheel Speed Signal 3 Range/Performance
DTC P1723 Audi – Starter Interlock Circuit Open
DTC P1724 Audi – Starter Interlock Circuit Short to Ground
DTC P1726 Audi – Wheel Speed Signal 4 Range/Performance
DTC P1728 Audi – Different Wheel Speed Signals Range/Performance
DTC P1729 Audi – Starter Interlock Circuit Short to B+
DTC P1733 Audi – Tiptronic Switch Down Circuit Short to Ground
DTC P1739 Audi – Tiptronic Switch up Circuit Short to Ground
DTC P1740 Audi – Clutch temperature control
DTC P1741 Audi – Clutch pressure adaptation at limit
DTC P1742 Audi – Clutch torque adaptation at limit
DTC P1743 Audi – Clutch slip control signal too high
DTC P1744 Audi – Tiptronic Switch Recognition Circuit Short to Ground
DTC P1745 Audi – Transmission Control Unit Relay Short to B+
DTC P1746 Audi – Transmission Control Unit Relay Malfunction
DTC P1747 Audi – Transmission Control Unit Relay Open/Short to Ground
DTC P1748 Audi – Transmission Control Unit Self-Check
DTC P1749 Audi – Transmission Control Unit Incorrect Coded
DTC P174A Audi – Valve 3 In The Sub-Gearbox 1 Electric Fault
DTC P174B Audi – Valve 4 In The Sub-Gearbox 1 Electric Fault
DTC P174C Audi – Partial Transmission 1 Valve 2 Electrical Error
DTC P174E Audi – Valve 3 In The Sub-Gearbox 2 Electric Fault
DTC P174F Audi – Valve 4 In The Sub-Gearbox 2 Electric Fault
DTC P1750 Audi – Power Supply Voltage Low Voltage
DTC P1751 Audi – Power Supply Voltage High Voltage
DTC P1752 Audi – Power Supply Malfunction
DTC P1760 Audi – Shift Lock Malfunction
DTC P1761 Audi – Shift Lock Short to Ground
DTC P1762 Audi – Shift Lock Short to B+
DTC P1763 Audi – Shift Lock OpenDTC P1764 Audi – Transmission temperature control
DTC P1765 Audi – Hydraulic Pressure Sensor 2 adaptation at limit
DTC P1766 Audi – Throttle Angle Signal Stuck Off
DTC P1767 Audi – Throttle Angle Signal Stuck On
DTC P1768 Audi – Hydraulic Pressure Sensor 2 Too High
DTC P1769 Audi – Hydraulic Pressure Sensor 2 Too Low
DTC P1770 Audi – Load Signal Range/Performance
DTC P1771 Audi – Load Signal Stuck Off
DTC P1772 Audi – Load Signal Stuck On
DTC P1773 Audi – Hydraulic Pressure Sensor 1 Too High
DTC P1774 Audi – Hydraulic Pressure Sensor 1 Too Low
DTC P1775 Audi – Hydraulic Pressure Sensor 1 adaptation at limit
DTC P1776 Audi – Hydraulic Pressure Sensor 1 range/performance
DTC P1777 Audi – Hydraulic Pressure Sensor 2 range/performance
DTC P1778 Audi – Solenoid EV7 Electrical Malfunction
DTC P1781 Audi – Engine Torque Reduction Open/Short to Ground
DTC P1782 Audi – Engine Torque Reduction Short to B+
DTC P1784 Audi – Shift up/down Wire Open/Short to Ground
DTC P1785 Audi – Shift up/down Wire Short to B+
DTC P1786 Audi – Reversing Light Circuit Open
DTC P1787 Audi – Reversing Light Circuit Short to Ground
DTC P1788 Audi – Reversing Light Circuit Short to B+
DTC P1789 Audi – Idle Speed Intervention Circuit Error Message from Engine Control
DTC P1790 Audi – Transmission Range Display Circuit Open
DTC P1791 Audi – Transmission Range Display Circuit Short to Ground
DTC P1792 Audi – Transmission Range Display Circuit Short to B+
DTC P1793 Audi – Output Speed Sensor 2 Circuit No Signal
DTC P1795 Audi – Vehicle Speed Signal Circuit Open
DTC P1796 Audi – Vehicle Speed Signal Circuit Short to Ground
DTC P1797 Audi – Vehicle Speed Signal Circuit Short to B+
DTC P1798 Audi – Output Speed Sensor 2 Circuit Range/Performance
DTC P1799 Audi – Output Speed Sensor 2 Circuit Rpm too High
DTC P179C Audi – Main Pressure Valve Electric Fault
DTC P179D Audi – Coolant Oil Valve Electrical Fault
DTC P179E Audi – Drive Range Sensor Electrical
DTC P179F Audi – Sensor For Transmission Range Malfunction
DTC P17D8 Audi – Torque Limitation Because Of Clutch Temperature
DTC P1813 Audi – Pressure Control Solenoid 1 Electrical
DTC P1814 Audi – Pressure Control Solenoid 1 Open/Short to Ground
DTC P1815 Audi – Pressure Control Solenoid 1 Short to B+
DTC P1818 Audi – Pressure Control Solenoid 2 Electrical
DTC P1819 Audi – Pressure Control Solenoid 2 Open/Short to Ground
DTC P1820 Audi – Pressure Control Solenoid 2 Short to B+
DTC P1823 Audi – Pressure Control Solenoid 3 Electrical
DTC P1824 Audi – Pressure Control Solenoid 3 Open/Short to Ground
DTC P1825 Audi – Pressure Control Solenoid 3 Short to B+
DTC P1828 Audi – Pressure Control Solenoid 4 Electrical
DTC P1829 Audi – Pressure Control Solenoid 4 Open/Short to Ground
DTC P1830 Audi – Pressure Control Solenoid 4 Short to B+
DTC P1834 Audi – Pressure Control Solenoid 5 Open/Short to Ground
DTC P1835 Audi – Pressure Control Solenoid 5 Short to B+
DTC P1841 Audi – Engine/Transmission Control Modules Versions do not match
DTC P1842 Audi – Please check DTC Memory of instrument panel ECU
DTC P1843 Audi – Please check DTC Memory of ADR Control Module
DTC P1844 Audi – Please check DTC Memory of central electric control ECU
DTC P1847 Audi – Please check DTC Memory of brake system ECU
DTC P1848 Audi – Please check DTC Memory of engine ECU
DTC P1849 Audi – Please check DTC Memory of transmission ECU
DTC P1850 Audi – Data-Bus Powertrain Missing Message from Engine Control
DTC P1851 Audi – Data-Bus Powertrain Missing Message from Brake Control
DTC P1852 Audi – Data-Bus Powertrain Unplausible Message from Engine Control
DTC P1853 Audi – Data-Bus Powertrain Unplausible Message from Brake Control
DTC P1854 Audi – Data-Bus Powertrain Hardware Defective
DTC P1855 Audi – Data-Bus Powertrain Software version Control
DTC P1856 Audi – Throttle/Pedal Position Sensor A Circuit Error Message from Engine Control
DTC P1857 Audi – Load Signal Error Message from Engine Control
DTC P1858 Audi – Engine Speed Input Circuit Error Message from Engine Control
DTC P1859 Audi – Brake Switch Circuit Error Message from Engine Control
DTC P1860 Audi – Kick Down Switch Error Message from Engine Control
DTC P1861 Audi – Throttle Position (TP) sensor Error Message from ECM
DTC P1862 Audi – Data Bus Powertrain Missing message from instrument panel ECU
DTC P1863 Audi – Data Bus Powertrain Missing Message from St. Angle Sensor
DTC P1864 Audi – Data Bus Powertrain Missing message from ADR control module
DTC P1865 Audi – Data Bus Powertrain Missing message from central electronics
DTC P1866 Audi – Data Bus Powertrain Missing messages
DTC P1901 Audi – Engine Coolant Blower Motor Run-On Relay Short To Positive
DTC P1902 Audi – Engine Coolant Blower Motor Run-On Relay Short To Ground
DTC P1903 Audi – Engine Coolant Hydraulic Blower Motor Solenoid Short To Positive
DTC P1904 Audi – Engine Coolant Hydraulic Blower Motor Solenoid Open Circuit/Short To Ground
DTC P1905 Audi – Charge Air Coolant Pump Relay Short To Positive
DTC P1906 Audi – Charge Air Coolant Pump Relay Open Circuit/Short To Ground
DTC P1908 Audi – Data Bus ECM 1/2 Software Version Monitoring
DTC P1909 Audi – Transmission Temperature Sensor Circuit Open or Shorted to Power Or Ground
DTC P1910 Audi – Data Bus ECM 1/2 No Signal From ECM
DTC P1911 Audi – Data Bus ECM 1/2 Circuit Malfunction
DTC P1912 Audi – Brake Servo Pressure Sensor Open Circuit/Short To Positive
DTC P1913 Audi – Brake Servo Pressure Sensor Short To Ground
DTC P1914 Audi – Brake Servo Pressure Sensor Range/Performance Problem
DTC P1920 Audi – Engine Mounting Control Solenoid Open Circuit / Short To Ground
DTC P1923 Audi – Engine Control Module Malfunction
DTC P1951 Audi – Radiator Fan 2 Movement Restricted / Jammed
DTC P1952 Audi – Turbocharger Control Module 1 Defective
DTC P1953 Audi – Turbocharger Control Module 2 Defective
DTC P1996 Audi – Friction Too High Intake Camshaft Adjustment Bank 1
DTC P1997 Audi – Friction Too High Exhaust Camshaft Adjustment Bank 1
DTC P1998 Audi – Friction Too High Intake Camshaft Adjustment Bank 2
DTC P1999 Audi – Friction Too High Exhaust Camshaft Adjustment Bank 2
DTC P2002 Audi – Diesel Particulate Filter Efficiency Below Threshold Bank 1
DTC P2003 Audi – Diesel Particulate Filter Efficiency Below Threshold Bank 2
DTC P2004 Audi – Intake Manifold Runner Control Bank 1 Stuck Open
DTC P2005 Audi – Intake Manifold Runner Control Stuck Open Bank 2
DTC P2006 Audi – Intake Manifold Runner Control Stuck Closed Bank 1
DTC P2007 Audi – Intake Manifold Runner Control Stuck Closed Bank 2
DTC P2008 Audi – Intake Flap For Airflow Control Electrical Malfunction
DTC P2011 Audi – Intake Manifold Runner Control Circuit/Open Bank 2
DTC P2014 Audi – Intake Manifold Runner Position Sensor/Switch Circuit Bank 1
DTC P2015 Audi – Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 1
DTC P2016 Audi – Intake Manifold Runner Position Sensor/Switch Circuit Low Bank 1
DTC P202A Audi – Reductant Tank Heater Control Circuit/Open
DTC P202B Audi – Reductant Tank Heater Control Circuit Low
DTC P202C Audi – Reductant Tank Heater Control Circuit High
DTC P203A Audi – Reductant Level Sensor Circuit
DTC P203B Audi – Reductant Level Sensor Circuit Range/Performance
DTC P203C Audi – Reductant Level Sensor Circuit Low
DTC P203D Audi – Reductant Level Sensor Circuit High
DTC P203E Audi – Reductant Level Sensor Circuit Intermittent/Erratic
DTC P203F Audi – Reductant Level Too Low
DTC P2047 Audi – Reductant Injection Valve Circuit/Open Bank 1 Unit 1
DTC P205A Audi – Reductant Tank Temperature Sensor Circuit
DTC P205B Audi – Reductant Tank Temperature Sensor Circuit Range/Performance
DTC P205C Audi – Reductant Tank Temperature Sensor Circuit Low
DTC P205D Audi – Reductant Tank Temperature Sensor Circuit High
DTC P205E Audi – Reductant Tank Temperature Sensor Circuit Intermittent/Erratic
DTC P2062 Audi – Reductant/Regeneration Supply Control Circuit/Open
DTC P2063 Audi – Reductant/Regeneration Supply Control Circuit Low
DTC P2064 Audi – Reductant/Regeneration Supply Control Circuit High
DTC P2088 Audi – ‘A’ Camshaft Position Actuator Control Circuit Short To Ground Bank 1
DTC P2089 Audi – Camshaft Position Actuator ‘A’ Control Circuit Open Or Short To Battery Plus Bank 1
DTC P2090 Audi – Camshaft Position Actuator ‘B’ Control Circuit Short To Ground Bank 1
DTC P2091 Audi – Camshaft Position Actuator ‘B’ Control Circuit Short To Battery Plus Bank 1
DTC P2096 Audi – Post Catalyst Fuel Trim System Too Lean
DTC P2097 Audi – Post Catalyst Fuel Trim System Too Rich Bank 1
DTC P2098 Audi – Post Catalyst Fuel Trim System Bank 2 Too Lean
DTC P2099 Audi – Post Catalyst Fuel Trim System Bank 2 Too Rich
DTC P2101 Audi – Accelerator Pedal Position (APP) assembly failure
DTC P2105 Audi – Intake Manifold Flap Position Sensor Fault Improbable
DTC P2108 Audi – Throttle Actuator Control Module Performance
DTC P2122 Audi – Accelerator Pedal Position (APP) assembly failure
DTC P2135 Audi – Accelerator Pedal Position (APP) assembly failure
DTC P2138 Audi – Accelerator Pedal Position (APP) assembly failure
DTC P2146 Audi – Fuel Injector Group ‘A’ Supply Voltage Circuit/Open
DTC P2177 Audi – System Too Lean Off Idle Bank 1
DTC P2181 Audi – Cooling System Failure
DTC P2185 Audi – Engine Coolant Temperature Sensor 2 Circuit High
DTC P2187 Audi – System Too Lean At Idle Bank 1
DTC P2188 Audi – System Too Rich At Idle Bank 1
DTC P2189 Audi – System Too Lean At Idle Bank 2
DTC P2191 Audi – System Too Lean at Higher Load Bank 1
DTC P2195 Audi – HO2S11 Sensor Signal Stuck Lean
DTC P2196 Audi – O2 Sensor Signal Stuck Rich Bank 1 Sensor 1
DTC P2210 Audi – NOx Sensor Failure
DTC P2213 Audi – NOx Sensor Failure
DTC P2231 Audi – O2 Sensor Signal Circuit Shorted to Heater Circuit Bank 1 Sensor 1
DTC P2237 Audi – Exhaust leak, Oxygen sensor failure
DTC P2238 Audi – Exhaust leak, Oxygen sensor failure
DTC P2251 Audi – Exhaust leak, Oxygen sensor failure
DTC P2257 Audi – Secondary Air Injection System Control ‘A’ Circuit Low
DTC P2258 Audi – Secondary Air Injection System Control ‘A’ Circuit High
DTC P2270 Audi – HO2S12 Sensor Signal Stuck Lean
DTC P2279 Audi – Intake Air System Leak
DTC P2290 Audi – Injector Control Pressure Too Low
DTC P2293 Audi – Fuel Pressure Regulator 2 Performance
DTC P2294 Audi – Fuel Pressure Regulator 2 Control Circuit/Open
DTC P2295 Audi – Fuel Pressure Regulator 2 Control Circuit Low
DTC P2296 Audi – Fuel Pressure Regulator 2 Control Circuit High
DTC P2300 Audi – Ignition Coil 1 Primary Control Circuit Low
DTC P2301 Audi – Ignition Coil 1 Primary Control Circuit High
DTC P2302 Audi – Ignition Coil 1 Secondary Circuit
DTC P2303 Audi – Ignition Coil 2 Primary Control Circuit Low
DTC P2304 Audi – Ignition Coil 2 Primary Control Circuit High
DTC P2305 Audi – Ignition Coil 2 Secundary Circuit
DTC P2306 Audi – Ignition Coil 3 Primary Control Circuit Low
DTC P2307 Audi – Ignition Coil 3 Primary Control Circuit High
DTC P2308 Audi – Ignition Coil 3 Secondary Circuit
DTC P2309 Audi – Ignition Coil 4 Primary Control Circuit Low
DTC P2310 Audi – Ignition Coil 4 Primary Control Circuit High
DTC P2311 Audi – Ignition Coil 4 Secondary Circuit
DTC P2312 Audi – Ignition Coil 5 Primary Control Circuit Low
DTC P2313 Audi – Ignition Coil 5 Primary Control Circuit High
DTC P2314 Audi – Ignition Coil 5 Secondary Circuit
DTC P2315 Audi – Ignition Coil 6 Primary Control Circuit Low
DTC P2316 Audi – Ignition Coil 6 Primary Control Circuit High
DTC P2317 Audi – Ignition Coil 6 Secondary Circuit
DTC P2318 Audi – Ignition Coil 7 Primary Control Circuit Low
DTC P2319 Audi – Ignition Coil 7 Primary Control Circuit High
DTC P2320 Audi – Ignition Coil 7 Secondary Circuit
DTC P2321 Audi – Ignition Coil 8 Primary Control Circuit Low
DTC P2322 Audi – Ignition Coil 8 Primary Control Circuit High
DTC P2323 Audi – Ignition Coil 8 Secondary Circuit
DTC P2324 Audi – Ignition Coil 9 Primary Control Circuit Low
DTC P2325 Audi – Ignition Coil 9 Primary Control Circuit High
DTC P2326 Audi – Ignition Coil 9 Secondary Circuit
DTC P2327 Audi – Ignition Coil 10 Primary Control Circuit Low
DTC P2328 Audi – Ignition Coil 10 Primary Control Circuit High
DTC P2329 Audi – Ignition Coil 10 Secondary Circuit
DTC P2330 Audi – Ignition Coil 11 Primary Control Circuit Low
DTC P2331 Audi – Ignition Coil 11 Primary Control Circuit High
DTC P2332 Audi – Ignition Coil 11 Secondary Circuit
DTC P2333 Audi – Ignition Coil 12 Primary Control Circuit Low
DTC P2334 Audi – Ignition Coil 12 Primary Control Circuit High
DTC P2335 Audi – Ignition Coil 12 Secondary Circuit
DTC P2401 Audi – Evap leak detection pump failure
DTC P2402 Audi – Evap leak detection pump failure
DTC P2404 Audi – Evaporative Emission System Leak Detection Pump Sense Circuit Range/Performance
DTC P2413 Audi – EGR System Performance
DTC P242D Audi – Exhaust Gas Temperature Sensor Circuit High Bank 1 Sensor 3
DTC P2422 Audi – EVAP vent valve failure
DTC P2431 Audi – Secondary Air Injection System Air Flow/Pressure Bank 1 Sensor Circuit Range/Performance
DTC P2432 Audi – Secondary Air Injection System Air Flow/Pressure Bank 1 Sensor Circuit Low
DTC P2433 Audi – Secondary Air Injection System Air Flow/Pressure Bank 1 Sensor Circuit High
DTC P2434 Audi – AIR System Air Flow/Pressure Sensor Circuit Intermittent/Erratic Bank 1
DTC P2440 Audi – Secondary Air Injection System Switching Valve Stuck Open Bank 1
DTC P2450 Audi – Evaporative Emission System Switching Valve Performance/Stuck Open
DTC P2453 Audi – Particulate Filter Pressure Sensor ‘A’ Circuit Range/Performance
DTC P2539 Audi – Low Pressure Fuel System Sensor Circuit
DTC P2500 Audi – Alternator failure
DTC P2501 Audi – Alternator failure
DTC P2503 Audi – Alternator failure
DTC P250C Audi – Oil level sensor failure
DTC P2540 Audi – Low Pressure Fuel System Sensor Circuit Range/Performance
DTC P2541 Audi – Low Pressure Fuel System Sensor Circuit Low
DTC P2542 Audi – Low Pressure Fuel System Sensor Circuit High
DTC P2543 Audi – Low Pressure Fuel System Sensor Circuit Intermittent
DTC P2563 Audi – Turbocharger Boost Control Position Sensor
DTC P2584 Audi – Fuel Additive Control Module Requested MIL Illumination
DTC P2585 Audi – Fuel Additive Control Module Warning Lamp Request
DTC P2611 Audi – A/C Refrigerant Distribution Valve Control Circuit/Open
DTC P2612 Audi – A/C Refrigerant Distribution Valve Control Circuit Low
DTC P2613 Audi – A/C Refrigerant Distribution Valve Control Circuit High
DTC P261A Audi – Coolant Pump ‘B’ Control Circuit/Open
DTC P261B Audi – Coolant Pump ‘B’ Control Circuit Range/Performance
DTC P261C Audi – Coolant Pump ‘B’ Control Circuit Low
DTC P261D Audi – Coolant Pump ‘B’ Control Circuit High
DTC P2601 Audi – Coolant Heat Storage (CHS) water pump failure
DTC P2607 Audi – Intake air heater
DTC P2609 Audi – Intake air heater
DTC P2614 Audi – Camshaft Position Sensor (CMP) failure
DTC P2632 Audi – Fuel Pump ‘B’ Control Circuit/Open
DTC P2633 Audi – Fuel Pump ‘B’ Control Circuit Low
DTC P2634 Audi – Fuel Pump ‘B’ Control Circuit High
DTC P2711 Audi – Unexpected Mechanical Gear Disengagement
DTC P2714 Audi – Pressure Control Solenoid ‘D’ Performance/Stuck Off
DTC P3041 Audi – Implausible Engine Temperature Message From Instrument Panel
DTC P3043 Audi – Fuel Pump Mechanical Malfunction
DTC P3071 Audi – Reservoir For Additive for Particle Filter Empty
DTC P3073 Audi – Fuel Pump Circuit Electrical Malfunction
DTC P3078 Audi – Throttle Control Airflow At Idle Too Low
DTC P307A Audi – Air Intake System Flow too Low
DTC P3080 Audi – Engine Temperature Too High
DTC P3081 Audi – Engine Temperature Too Low
DTC P3087 Audi – Supply Relay For Engine Components
DTC P3089 Audi – Signal Line for Fuel Pump Electronics
DTC P3090 Audi – High Pressure Fuel Pump
DTC P3130 Audi – EGR System Regulation Range Exceeded
Taking note that the list is continually evolving, with ongoing expansions to encompass a broader spectrum of OBD2 trouble codes.
Stay tuned for more informative content on maintaining and enhancing your automotive experience.