Check-engine codes

Look up any check-engine code — what it means for your car, what usually causes it, and whether you can keep driving.

AllTransmission · 142Wiring / network · 109Oxygen sensors · 85Fuel · 84Air intake · 74Sensors · 70Valve timing · 57Electrical · 35Emissions · 30Fuel vapour (EVAP) · 28Ignition · 28Cooling · 22Misfire · 16Turbo · 16Brakes / ABS · 10EGR · 10Air conditioning · 7Catalytic converter · 6Airbags / seat belts · 5
electrical codes
P0560

System Voltage

ElectricalHigh
P0562

System Voltage Low

ElectricalHigh
P0563

System Voltage High

ElectricalHigh
P0571

Brake Switch A Circuit

ElectricalMedium
P0572

Brake Switch A Circuit Low

ElectricalMedium
P0573

Brake Switch A Circuit High

ElectricalMedium
P0600

Serial Communication Link

ElectricalHigh
P0601

Internal Control Module Memory Check Sum Error

ElectricalHigh
P0602

Control Module Programming Error

ElectricalHigh
P0603

Internal Control Module Keep Alive Memory Error

ElectricalHigh
P0604

Internal Control Module RAM Error

ElectricalHigh
P0605

Internal Control Module ROM Error

ElectricalHigh
P0606

ECM/PCM Processor

ElectricalHigh
P0607

Control Module Performance

ElectricalHigh
P0615

Starter Relay Circuit

ElectricalMedium
P0620

Generator Control Circuit

ElectricalMedium
P0621

Generator Lamp/L Terminal Circuit

ElectricalMedium
P0622

Generator Field/F Terminal Circuit

ElectricalMedium
P0625

Generator Field/F Terminal Circuit Low

ElectricalMedium
P0626

Generator Field/F Terminal Circuit High

ElectricalMedium
P0685

ECM/PCM Power Relay Control Circuit Open

ElectricalHigh
P0686

ECM/PCM Power Relay Control Circuit Low

ElectricalHigh
P0687

ECM/PCM Power Relay Control Circuit High

ElectricalHigh
P2500

Generator Lamp Control Circuit Low

ElectricalMedium
P2501

Generator Lamp Control Circuit High

ElectricalMedium
P2502

Charging System Voltage Fault

ElectricalHigh
P2503

Charging System Voltage Low

ElectricalHigh
P2504

Charging System Voltage High

ElectricalHigh
P2507

Engine Control Module Power Input Signal Low

ElectricalHigh
P2508

Engine Control Module Power Input Signal High

ElectricalHigh
P2509

Engine Control Module Power Input Signal Intermittent

ElectricalHigh
P2510

Engine Control Module Power Relay Sense Circuit Range/Performance

ElectricalHigh
P2530

Ignition Switch Run Position Circuit

ElectricalMedium
P2534

Ignition Switch Run/Start Position Circuit Low

ElectricalMedium
P2610

Engine Control Module Internal Engine Off Timer Performance

ElectricalMedium