Complete List of OBD2 DTC Codes
Every published diagnostic code, in alphabetical order. Filter by family, system, make or type, or type the code in the search box to go straight to its page.
1,387 codes, page 5 of 14
| Code | Meaning | System | Severity |
|---|---|---|---|
| P0437 | Catalyst Temperature Sensor Low (Bank 2) | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0438 | Catalyst Temperature Sensor High (Bank 2) | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0439 | Catalyst Heater Control Circuit (Bank 2) | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0440 | Evaporative Emission Control System Malfunction | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0441 | Evaporative Emission Control System Incorrect Purge Flow | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0442 | Evaporative Emission Control System Leak Detected (Small Leak) | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0443 | Evaporative Emission Control System Purge Control Valve Circuit | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0444 | Evaporative Emission System Purge Control Valve Circuit Open | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0445 | Evaporative Emission System Purge Control Valve Circuit Shorted | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0446 | Evaporative Emission Control System Vent Control Circuit | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0447 | Evaporative Emission Control System Vent Control Circuit Open | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0448 | Evaporative Emission Control System Vent Control Circuit Shorted | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0449 | Evaporative Emission Control System Vent Valve/Solenoid Circuit | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0450 | Evaporative Emission Control System Pressure Sensor/Switch | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0451 | Evaporative Emission Control System Pressure Sensor Range/Performance | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0452 | Evaporative Emission Control System Pressure Sensor/Switch Low Input | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0453 | Evaporative Emission Control System Pressure Sensor/Switch High Input | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0454 | Evaporative Emission Control System Pressure Sensor Intermittent | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0455 | Evaporative Emission System Leak Detected (Large Leak) | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0456 | Evaporative Emission System Leak Detected (Very Small Leak) | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0457 | Evaporative Emission System Leak Detected (Fuel Cap Loose/Off) | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0458 | Evaporative Emission System Purge Control Valve Circuit Low | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0459 | Evaporative Emission System Purge Control Valve Circuit High | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0460 | Fuel Level Sensor Circuit | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0461 | Fuel Level Sensor Circuit Range/Performance | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0462 | Fuel Level Sensor Circuit Low Input | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0463 | Fuel Level Sensor Circuit High Input | Circuitos de inyección y presión de combustible | Low |
| P0464 | Fuel Level Sensor Circuit Intermittent | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0465 | Purge Flow Sensor Circuit | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0466 | Purge Flow Sensor Circuit Range/Performance | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0467 | Purge Flow Sensor Circuit Low Input | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0468 | Purge Flow Sensor Circuit High Input | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0469 | Purge Flow Sensor Circuit Intermittent | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0470 | Exhaust Pressure Sensor Malfunction | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0471 | Exhaust Pressure Sensor Range/Performance | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0472 | Exhaust Pressure Sensor Low | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0473 | Exhaust Pressure Sensor High | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0474 | Exhaust Pressure Sensor Intermittent | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0475 | Exhaust Pressure Control Valve Malfunction | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0476 | Exhaust Pressure Control Valve Range/Performance | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0477 | Exhaust Pressure Control Valve Low | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0478 | Exhaust Pressure Control Valve High | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0479 | Exhaust Pressure Control Valve Intermittent | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0480 | Cooling Fan 1 Control Circuit | Control de emisiones: catalizador, EVAP y EGR | High |
| P0481 | Cooling Fan 2 Control Circuit | Control de emisiones: catalizador, EVAP y EGR | High |
| P0482 | Cooling Fan 3 Control Circuit | Control de emisiones: catalizador, EVAP y EGR | High |
| P0483 | Cooling Fan Rationality Check | Control de emisiones: catalizador, EVAP y EGR | High |
| P0484 | Cooling Fan Circuit Over Current | Control de emisiones: catalizador, EVAP y EGR | High |
| P0485 | Cooling Fan Power/Ground Circuit | Control de emisiones: catalizador, EVAP y EGR | High |
| P0486 | EGR Sensor B Circuit | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0487 | EGR Throttle Position Control Circuit | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0488 | EGR Throttle Position Control Range/Performance | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0489 | Exhaust Gas Recirculation Control Circuit Low | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0490 | Exhaust Gas Recirculation Control Circuit High | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0491 | Secondary Air Injection System Insufficient Flow (Bank 1) | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0492 | Secondary Air Injection System Insufficient Flow (Bank 2) | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0493 | Fan Overspeed (Fan Clutch) | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0494 | Fan Speed Low | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0495 | Fan Speed High | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0496 | Evaporative Emission System High Purge Flow | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0497 | Evaporative Emission System Low Purge Flow | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0498 | Evaporative Emission System Vent Control Circuit Low | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0499 | Evaporative Emission System Vent Control Circuit High | Control de emisiones: catalizador, EVAP y EGR | Low |
| P0500 | Vehicle Speed Sensor A Malfunction | Ralentí, velocidad y sistemas auxiliares | High |
| P0501 | Vehicle Speed Sensor Range/Performance | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0502 | Vehicle Speed Sensor Circuit Low Input | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0503 | Vehicle Speed Sensor Intermittent/Erratic/High | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0504 | Brake Switch A/B Correlation | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0505 | Idle Control System Malfunction | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0506 | Idle Control System RPM Lower Than Expected | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0507 | Idle Control System RPM Higher Than Expected | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0508 | Idle Air Control System Circuit Low | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0509 | Idle Air Control System Circuit High | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0510 | Closed Throttle Position Switch Malfunction | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0511 | Idle Air Control Circuit | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0512 | Starter Request Circuit | Computadora, memoria y circuitos de salida | Medium |
| P0513 | Incorrect Immobilizer Key | Computadora, memoria y circuitos de salida | High |
| P0514 | Battery Temperature Sensor Circuit Range/Performance | Computadora, memoria y circuitos de salida | Low |
| P0515 | Battery Temperature Sensor Circuit | Computadora, memoria y circuitos de salida | Low |
| P0516 | Battery Temperature Sensor Circuit Low | Computadora, memoria y circuitos de salida | Low |
| P0517 | Battery Temperature Sensor Circuit High | Computadora, memoria y circuitos de salida | Low |
| P0518 | Idle Air Control System Circuit Intermittent | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0519 | Idle Air Control System Performance | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0520 | Engine Oil Pressure Sensor/Switch Circuit | Computadora, memoria y circuitos de salida | High |
| P0521 | Engine Oil Pressure Sensor/Switch Circuit Range/Performance | Computadora, memoria y circuitos de salida | High |
| P0522 | Engine Oil Pressure Sensor/Switch Circuit Low Voltage | Computadora, memoria y circuitos de salida | High |
| P0523 | Engine Oil Pressure Sensor/Switch Circuit High Voltage | Computadora, memoria y circuitos de salida | High |
| P0524 | Engine Oil Pressure Too Low | Computadora, memoria y circuitos de salida | Critical |
| P0525 | Cruise Control Servo Control Circuit Range/Performance | Ralentí, velocidad y sistemas auxiliares | Low |
| P0526 | Fan Speed Sensor Circuit | Computadora, memoria y circuitos de salida | Medium |
| P0527 | Fan Speed Sensor Circuit Range/Performance | Computadora, memoria y circuitos de salida | Medium |
| P0528 | Fan Speed Sensor Circuit No Signal | Computadora, memoria y circuitos de salida | Medium |
| P0529 | Fan Speed Sensor Circuit Intermittent | Computadora, memoria y circuitos de salida | Medium |
| P0530 | A/C Refrigerant Pressure Sensor Circuit | Computadora, memoria y circuitos de salida | Low |
| P0531 | A/C Refrigerant Pressure Sensor Circuit Range/Performance | Computadora, memoria y circuitos de salida | Low |
| P0532 | A/C Refrigerant Pressure Sensor Circuit Low | Computadora, memoria y circuitos de salida | Low |
| P0533 | A/C Refrigerant Pressure Sensor Circuit High | Computadora, memoria y circuitos de salida | Low |
| P0534 | A/C Refrigerant Charge Loss | Computadora, memoria y circuitos de salida | Low |
| P0535 | A/C Evaporator Temperature Sensor Circuit | Computadora, memoria y circuitos de salida | Low |
| P0536 | A/C Evaporator Temperature Sensor Circuit Range/Performance | Computadora, memoria y circuitos de salida | Low |