Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| P1227 | Fuel Injector Cylinder 3 | 26 | Powertrain |
| P1228 | Wastegate failed open (under pressure) | 27 | Powertrain |
| P1229 | Cylinder 5 fuel injection circuit short to ground | 24 | Powertrain |
| P1230 | Pressure adjustment control solenoid valve fault | 30 | Powertrain |
| P1231 | Cylinder 7 fuel injection circuit short to ground | 26 | Powertrain |
| P1232 | Pressure regulator | 28 | Powertrain |
| P1233 | Fuel Pump Driver Module Offline | 32 | Powertrain |
| P1234 | Short circuit to ground | 33 | Powertrain |
| P1235 | Fuel Pump Control Out of Range | 30 | Powertrain |
| P1236 | The boost pressure sensor signal is implausible when the engine is not running. | 35 | Powertrain |
| P1237 | Boost pressure sensor circuit voltage low intermittently | 31 | Powertrain |
| P1238 | Boost pressure sensor circuit voltage high intermittently | 32 | Powertrain |
| P1239 | Fuel injector for cylinder 3 (N32): open circuit | 32 | Powertrain |
| P1240 | Cylinder 4 fuel injection circuit open | 28 | Powertrain |
| P1241 | Fuel Injector for Cylinder 5 (N83): Open Circuit | 28 | Powertrain |
| P1242 | Fuel Injector for Cylinder 6 (N84): Open Circuit | 29 | Powertrain |
| P1243 | Cylinder 7 fuel injection circuit open | 22 | Powertrain |
| P1244 | Fuel Injector for Cylinder 8 (N86): Open Circuit | 23 | Powertrain |
| P1245 | Needle lift sensor circuit short to ground | 26 | Powertrain |
| P1246 | 1. Might by stored with other codes like 17654/ /004678 | 24 | Powertrain |
| P1247 | Needle Lift Sensor (G80): Open or Short to Plus | 22 | Powertrain |
| P1248 | Turbo boost pressure not detected | 24 | Powertrain |
| P1249 | Wastegate Fail Steady State Test | 21 | Powertrain |
| P1250 | Fuel level too low | 30 | Powertrain |
| P1251 | Re-conveying pump circuit open | 28 | Powertrain |
| P1252 | Pedal correlation PDS1 and LPDS high | 28 | Powertrain |
| P1253 | VSV Stuck on VR | 26 | Powertrain |
| P1254 | Fuel consumption signal Short to B+ | 24 | Powertrain |
| P1255 | Fuel pump control module driver high temperature | 27 | Powertrain |
| P1256 | Contactor forced disconnection | 29 | Powertrain |
| P1257 | Supercharge Engine Over Boost | 21 | Powertrain |
| P1258 | Alarm signal error | 24 | Powertrain |
| P1259 | Electronic stability control (ESC) master cylinder pressure signal is invalid | 25 | Powertrain |
| P1260 | Theft Detected - Engine Disabled | 23 | Powertrain |
| P1261 | Rise time is lower than the threshold (cylinder 1) | 25 | Powertrain |
| P1262 | Injector circuit (cylinder 3) | 22 | Powertrain |
| P1263 | VTEC solenoid 2 failure | 19 | Powertrain |
| P1264 | Rise time is lower than the threshold (cylinder 2) | 24 | Powertrain |
| P1265 | Cylinder 5 high to low side is short | 23 | Powertrain |
| P1266 | Injector 3 - implausible signal | 22 | Powertrain |
| P126A | Cylinder 1 Injector Input Circuit | 13 | Powertrain |
| P126B | Cylinder 2 Injector Input Circuit | 12 | Powertrain |
| P126D | Cylinder 4 Injector Input Circuit | 6 | Powertrain |
| P1272 | Accelerator pedal position sensor 2-3 correlation | 25 | Powertrain |
| P1273 | Accelerator pedal position sensor 1-3 correlation | 25 | Powertrain |
| P1274 | A/F sensor 1 (bank 1) | 23 | Powertrain |
| P1275 | Accelerator Pedal Pos Sens1 Circ | 26 | Powertrain |
| P1276 | Accelerator pedal position sensor 1-3 correlation | 24 | Powertrain |
| P1277 | Fuel filter freeze | 20 | Powertrain |
| P1278 | Cold start fuel pump | 23 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.