P Codes: Engine, Injection, Ignition, Emissions and Transmission
P codes cover everything that affects the engine and the automatic transmission: air-fuel mixture, ignition, injection, turbo, emissions and gear shifts. If the second character is 0, the code is generic and means the same on any make.
1,185 codes, page 5 of 12
| Code | Meaning | System | Severity |
|---|---|---|---|
| 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 |
| P0537 | A/C Evaporator Temperature Sensor Circuit Low | Computadora, memoria y circuitos de salida | Low |
| P0538 | A/C Evaporator Temperature Sensor Circuit High | Computadora, memoria y circuitos de salida | Low |
| P0539 | A/C Evaporator Temperature Sensor Circuit Intermittent | Computadora, memoria y circuitos de salida | Low |
| P0540 | Intake Air Heater A Circuit | Medición de aire y dosificación de combustible | Low |
| P0541 | Intake Air Heater A Circuit Low | Medición de aire y dosificación de combustible | Low |
| P0542 | Intake Air Heater A Circuit High | Medición de aire y dosificación de combustible | Low |
| P0543 | Intake Air Heater A Circuit Open | Medición de aire y dosificación de combustible | Low |
| P0544 | Exhaust Gas Temperature Sensor Circuit (Bank 1) | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0545 | Exhaust Gas Temperature Sensor Circuit Low (Bank 1) | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0546 | Exhaust Gas Temperature Sensor Circuit High (Bank 1) | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0547 | Exhaust Gas Temperature Sensor Circuit (Bank 2) | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0548 | Exhaust Gas Temperature Sensor Circuit Low (Bank 2) | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0549 | Exhaust Gas Temperature Sensor Circuit High (Bank 2) | Control de emisiones: catalizador, EVAP y EGR | Medium |
| P0550 | Power Steering Pressure Sensor/Switch Circuit | Chasis: frenos, suspensión y dirección | Medium |
| P0551 | Power Steering Pressure Sensor/Switch Circuit Range/Performance | Ralentí, velocidad y sistemas auxiliares | Low |
| P0552 | Power Steering Pressure Sensor/Switch Circuit Low | Ralentí, velocidad y sistemas auxiliares | Low |
| P0553 | Power Steering Pressure Sensor/Switch Circuit High | Ralentí, velocidad y sistemas auxiliares | Low |
| P0554 | Power Steering Pressure Sensor/Switch Circuit Intermittent | Ralentí, velocidad y sistemas auxiliares | Low |
| P0555 | Brake Booster Pressure Sensor Circuit | Chasis: frenos, suspensión y dirección | High |
| P0556 | Brake Booster Pressure Sensor Circuit Range/Performance | Chasis: frenos, suspensión y dirección | High |
| P0557 | Brake Booster Pressure Sensor Circuit Low | Chasis: frenos, suspensión y dirección | High |
| P0558 | Brake Booster Pressure Sensor Circuit High | Chasis: frenos, suspensión y dirección | High |
| P0559 | Brake Booster Pressure Sensor Circuit Intermittent | Chasis: frenos, suspensión y dirección | High |
| P0560 | System Voltage | Computadora, memoria y circuitos de salida | High |
| P0561 | System Voltage Unstable | Computadora, memoria y circuitos de salida | Medium |
| P0562 | System Voltage Low | Computadora, memoria y circuitos de salida | High |
| P0563 | System Voltage High | Computadora, memoria y circuitos de salida | High |
| P0564 | Cruise Control Multi-Function Input A Circuit | Ralentí, velocidad y sistemas auxiliares | Low |
| P0565 | Cruise Control On Signal | Ralentí, velocidad y sistemas auxiliares | Low |
| P0566 | Cruise Control Off Signal | Ralentí, velocidad y sistemas auxiliares | Low |
| P0567 | Cruise Control Resume Signal | Ralentí, velocidad y sistemas auxiliares | Low |
| P0568 | Cruise Control Set Signal | Ralentí, velocidad y sistemas auxiliares | Low |
| P0569 | Cruise Control Coast Signal | Ralentí, velocidad y sistemas auxiliares | Low |
| P0570 | Cruise Control Accel Signal | Ralentí, velocidad y sistemas auxiliares | Low |
| P0571 | Cruise Control/Brake Switch A Circuit | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0572 | Cruise Control/Brake Switch A Circuit Low | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0573 | Cruise Control/Brake Switch A Circuit High | Ralentí, velocidad y sistemas auxiliares | Medium |
| P0574 | Cruise Control System Vehicle Speed Too High | Ralentí, velocidad y sistemas auxiliares | Low |
| P0575 | Cruise Control Input Circuit | Ralentí, velocidad y sistemas auxiliares | Low |
| P0576 | Cruise Control Input Circuit Low | Ralentí, velocidad y sistemas auxiliares | Low |
| P0577 | Cruise Control Input Circuit High | Ralentí, velocidad y sistemas auxiliares | Low |
| P0578 | Cruise Control Multi-Function Input A Circuit Stuck | Ralentí, velocidad y sistemas auxiliares | Low |
| P0579 | Cruise Control Multi-Function Input A Circuit Range/Performance | Ralentí, velocidad y sistemas auxiliares | Low |
| P0580 | Cruise Control Multi-Function Input A Circuit Low | Ralentí, velocidad y sistemas auxiliares | Low |
| P0581 | Cruise Control Multi-Function Input A Circuit High | Ralentí, velocidad y sistemas auxiliares | Low |
| P0582 | Cruise Control Vacuum Control Circuit/Open | Ralentí, velocidad y sistemas auxiliares | Low |
| P0583 | Cruise Control Vacuum Control Circuit Low | Ralentí, velocidad y sistemas auxiliares | Low |
| P0584 | Cruise Control Vacuum Control Circuit High | Ralentí, velocidad y sistemas auxiliares | Low |
| P0585 | Cruise Control Multi-Function Input A/B Correlation | Ralentí, velocidad y sistemas auxiliares | Low |
| P0586 | Cruise Control Vent Control Circuit/Open | Ralentí, velocidad y sistemas auxiliares | Low |
| P0587 | Cruise Control Vent Control Circuit Low | Ralentí, velocidad y sistemas auxiliares | Low |
| P0588 | Cruise Control Vent Control Circuit High | Ralentí, velocidad y sistemas auxiliares | Low |
| P0589 | Cruise Control Multi-Function Input B Circuit | Ralentí, velocidad y sistemas auxiliares | Low |