Generic Fault Codes & DTC List
Manufacturer and ECU-specific fault-code meanings. Check the stated ECU, model and code format against your diagnostic scan.
| Code | Meaning | Applicability |
|---|---|---|
| P0268 | Injector 3 -circuit high | Generic Generic OBD |
| P0269 | Cylinder 3 -contribution/balance fault | Generic Generic OBD |
| P026A | ISO/SAE Reserved | Generic Generic OBD |
| P026B | ISO/SAE Reserved | Generic Generic OBD |
| P026C | ISO/SAE Reserved | Generic Generic OBD |
| P026D | ISO/SAE Reserved | Generic Generic OBD |
| P026E | ISO/SAE Reserved | Generic Generic OBD |
| P026F | ISO/SAE Reserved | Generic Generic OBD |
| P0270 | Injector 4 -circuit low | Generic Generic OBD |
| P0271 | Injector 4 -circuit high | Generic Generic OBD |
| P0272 | Cylinder 4 -contribution/balance fault | Generic Generic OBD |
| P0273 | Injector 5 -circuit low | Generic Generic OBD |
| P0274 | Injector 5 -circuit high | Generic Generic OBD |
| P0275 | Cylinder 5 -contribution/balance fault | Generic Generic OBD |
| P0276 | Injector 6 -circuit low | Generic Generic OBD |
| P0277 | Injector 6 -circuit high | Generic Generic OBD |
| P0278 | Cylinder 6 -contribution/balance fault | Generic Generic OBD |
| P0279 | Injector 7 -circuit low | Generic Generic OBD |
| P027A | ISO/SAE Reserved | Generic Generic OBD |
| P027B | ISO/SAE Reserved | Generic Generic OBD |
| P027C | ISO/SAE Reserved | Generic Generic OBD |
| P027D | ISO/SAE Reserved | Generic Generic OBD |
| P027E | ISO/SAE Reserved | Generic Generic OBD |
| P027F | ISO/SAE Reserved | Generic Generic OBD |
| P0280 | Injector 7 -circuit high | Generic Generic OBD |
| P0281 | Cylinder 7 -contribution/balance fault | Generic Generic OBD |
| P0282 | Injector 8 -circuit low | Generic Generic OBD |
| P0283 | Injector 8 -circuit high | Generic Generic OBD |
| P0284 | Cylinder 8 -contribution/balance fault | Generic Generic OBD |
| P0285 | Injector 9 -circuit low | Generic Generic OBD |
| P0286 | Injector 9 -circuit high | Generic Generic OBD |
| P0287 | Cylinder 9 -contribution/balance fault | Generic Generic OBD |
| P0288 | Injector 10 -circuit low | Generic Generic OBD |
| P0289 | Injector 10 -circuit high | Generic Generic OBD |
| P028A | ISO/SAE Reserved | Generic Generic OBD |
| P028B | ISO/SAE Reserved | Generic Generic OBD |
| P028C | ISO/SAE Reserved | Generic Generic OBD |
| P028D | ISO/SAE Reserved | Generic Generic OBD |
| P028E | ISO/SAE Reserved | Generic Generic OBD |
| P028F | ISO/SAE Reserved | Generic Generic OBD |
| P0290 | Cylinder 10 -contribution/balance fault | Generic Generic OBD |
| P0291 | Injector 11 -circuit low | Generic Generic OBD |
| P0292 | Injector 11 -circuit high | Generic Generic OBD |
| P0293 | Cylinder 11 -contribution/balance fault | Generic Generic OBD |
| P0294 | Injector 12 -circuit low | Generic Generic OBD |
| P0295 | Injector 12 -circuit high | Generic Generic OBD |
| P0296 | Cylinder 12 -contribution/balance fault | Generic Generic OBD |
| P0297 | Vehicle over -speed condition | Generic Generic OBD |
| P0298 | Engine oil temperature too high | Generic Generic OBD |
| P0299 | Turbo/super charger -low boost | Generic Generic OBD |
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