Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| P145B | A/C demand not activated during self-test | 8 | Powertrain |
| P145C | EGR low pressure valve control out 2 (circuit short to ground) | 15 | Powertrain |
| P145D | Evaporative Emission (EVAP) system leak detection pump stuck on | 15 | Powertrain |
| P145E | Mass air flow during regeneration too low; Short to plus | 16 | Powertrain |
| P145F | Mass air flow during regeneration too high; Short to ground | 16 | Powertrain |
| P1460 | Auxiliary air system fault | 21 | Powertrain |
| P1461 | A/C pressure sensor circuit high input | 24 | Powertrain |
| P1462 | A/C pressure sensor circuit low input | 23 | Powertrain |
| P1463 | Left AIR system malfunction | 21 | Powertrain |
| P1466 | A/C Refrigerant Temp Sens Circ | 20 | Powertrain |
| P1469 | Rapid A/C Cycling | 20 | Powertrain |
| P1471 | Diesel particulate filter (DPF) regeneration incomplete | 24 | Powertrain |
| P1472 | EVAP emission control LDP circuit short to ground | 23 | Powertrain |
| P1473 | Fan circuit open (VLCM) | 23 | Powertrain |
| P1474 | EVAP canister purge solenoid valve electrical malfunction | 18 | Powertrain |
| P1475 | DME: Tank-leak diagnosis pump, reed switch not closed | 23 | Powertrain |
| P1480 | Preglow control | 25 | Powertrain |
| P1481 | Glow plug failure | 23 | Powertrain |
| P1482 | Preglow control module | 23 | Powertrain |
| P1486 | EGRA Circuit Malfunction | 21 | Powertrain |
| P1490 | Particle filter | 27 | Powertrain |
| P1491 | VC Cut/V Bypass/V | 28 | Powertrain |
| P1492 | Purge Control/V S/V | 23 | Powertrain |
| P1493 | Purge Control/V & S/V | 25 | Powertrain |
| P1494 | SPCUT Solenoid Circuit | 16 | Powertrain |
| P1495 | TCSPL solenoid circuit | 19 | Powertrain |
| P1496 | 5V supply, output too low | 21 | Powertrain |
| P1497 | Gauge orifice solenoid valve circuit | 19 | Powertrain |
| P1498 | DPF over loading | 18 | Powertrain |
| P1499 | Air cleaner leak | 23 | Powertrain |
| P149A | EGR jahutuspump | 13 | Powertrain |
| P149B | EGR jahutuspump | 14 | Powertrain |
| P149C | Boost actuator position over | 17 | Powertrain |
| P149D | Transfer pump for reductant: open circuit; Open circuit | 15 | Powertrain |
| P149E | Transfer pump for reductant: short to GND; Defective | 15 | Powertrain |
| P14A0 | Cooling fan motor partially blocked | 13 | Powertrain |
| P14A7 | EGR valve not terminated | 11 | Powertrain |
| P14AA | Air metering valve | 11 | Powertrain |
| P1500 | Idle-speed control valve jammed open | 33 | Powertrain |
| P1501 | Idle-speed control valve jammed closed | 31 | Powertrain |
| P1502 | Short circuit to positive | 29 | Powertrain |
| P1503 | Short circuit to negative | 27 | Powertrain |
| P1504 | Open circuit | 25 | Powertrain |
| P1505 | Idle air control system at adaptive clip | 28 | Powertrain |
| P1506 | Short circuit to positive | 30 | Powertrain |
| P1507 | Short circuit to negative | 30 | Powertrain |
| P1508 | Idle system learned value upper limit attained | 23 | Powertrain |
| P1509 | DME: Activation, idle-speed control valve/opening coil | 22 | Powertrain |
| P150A | Signal implausible for duration of -Ignition OFF | 21 | Powertrain |
| P150B | Acceleration monitoring: value above upper control limit; Open circuit | 18 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.