Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| P0268 | Cylinder 3 Injector A Circuit High | 41 | Powertrain |
| P0269 | Cylinder 3 Contribution/Balance | 34 | Powertrain |
| P026A | Charge Air Cooler Efficiency Below Threshold | 20 | Powertrain |
| P026B | Injection timing performance | 16 | Powertrain |
| P026D | Fuel injection quantity 'A' higher than expected | 16 | Powertrain |
| P026E | Charge air cooler electric coolant pump performance | 13 | Powertrain |
| P0270 | Cylinder 4 Injector A Circuit Low | 38 | Powertrain |
| P0271 | Cylinder 4 Injector A Circuit High | 38 | Powertrain |
| P0272 | Cylinder 4 Contribution/Balance | 34 | Powertrain |
| P0273 | Cylinder 5 Injector A Circuit Low | 35 | Powertrain |
| P0274 | Cylinder 5 Injector A Circuit High | 34 | Powertrain |
| P0275 | Cylinder 5 Contribution/Balance | 32 | Powertrain |
| P0276 | Cylinder 6 Injector A Circuit Low | 35 | Powertrain |
| P0277 | Cylinder 6 Injector A Circuit High | 34 | Powertrain |
| P0278 | Cylinder 6 Contribution/Balance | 31 | Powertrain |
| P0279 | Cylinder 7 Injector A Circuit Low | 32 | Powertrain |
| P027E | Cold start fuel injection quantity 'A' lower than expected | 6 | Powertrain |
| P027F | Kaltstart Kraftstoffeinspritzmenge 'A' höher als erwartet | 6 | Powertrain |
| P0280 | Cylinder 7 Injector A Circuit High | 32 | Powertrain |
| P0281 | Cylinder 7 Contribution/Balance | 29 | Powertrain |
| P0282 | Cylinder 8 Injector A Circuit Low | 32 | Powertrain |
| P0283 | Cylinder 8 Injector A Circuit High | 32 | Powertrain |
| P0284 | Cylinder 8 Contribution/Balance | 29 | Powertrain |
| P0285 | Cylinder 9 Injector A Circuit Low | 29 | Powertrain |
| P0286 | Cylinder 9 Injector A Circuit High | 28 | Powertrain |
| P0287 | Cylinder 9 Contribution/Balance | 25 | Powertrain |
| P0288 | Cylinder 10 Injector A Circuit Low | 28 | Powertrain |
| P0289 | Cylinder 10 Injector A Circuit High | 30 | Powertrain |
| P0290 | Cylinder 10 Contribution/Balance | 27 | Powertrain |
| P0291 | Cylinder 11 Injector A Circuit Low | 29 | Powertrain |
| P0292 | Cylinder 11 Injector A Circuit High | 27 | Powertrain |
| P0293 | Cylinder 11 Contribution/Balance | 25 | Powertrain |
| P0294 | Cylinder 12 Injector A Circuit Low | 27 | Powertrain |
| P0295 | Cylinder 12 Injector A Circuit High | 27 | Powertrain |
| P0296 | Cylinder 12 Contribution/Balance | 25 | Powertrain |
| P0299 | Turbocharger/Supercharger Underboost | 38 | Powertrain |
| P029C | Cylinder 1 - Injector Restricted | 30 | Powertrain |
| P02A0 | Cylinder 2 - Injector Restricted | 28 | Powertrain |
| P02A4 | Cylinder 3 - Injector Restricted | 28 | Powertrain |
| P02A8 | Cylinder 4 - Injector Restricted | 28 | Powertrain |
| P02CA | Turbocharger/Supercharger B Overboost Condition | 26 | Powertrain |
| P02CC | Cylinder 1 Fuel Injector Offset Learning At Min Limit | 29 | Powertrain |
| P02CD | Cylinder 1 Fuel Injector Offset Learning At Max Limit | 28 | Powertrain |
| P02CE | Cylinder 2 Fuel Injector Offset Learning At Min Limit | 29 | Powertrain |
| P02CF | Cylinder 2 Fuel Injector Offset Learning At Max Limit | 28 | Powertrain |
| P02D0 | Cylinder 3 Fuel Injector Offset Learning At Min Limit | 29 | Powertrain |
| P02D1 | Cylinder 3 Fuel Injector Offset Learning At Max Limit | 28 | Powertrain |
| P02D2 | Cylinder 4 Fuel Injector Offset Learning At Min Limit | 29 | Powertrain |
| P02D3 | Cylinder 4 Fuel Injector Offset Learning At Max Limit | 28 | Powertrain |
| P02FE | Cold start fuel injection control circuit range/performance | 7 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.