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OBDII/EOBD diagnostics trouble codes definition

If your car supports OBD II or EOBD, then you can already use almost 5000 generic OBDII codes. These codes are from PowerTrain series (P0XXX, P2XXX, P34XX), Body Series (B0XXX), Chassis series (C0XXX), Network series (U0XXX, U2XXX, U3XXX).

Also there is a list of more than 13500 additional manufacturer specific codes.

Supported manufacturers with specific OBD2 codes:


Enter code:
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P
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Definition of check engine code P1620:

BMW:

Map Cooling Thermostat Control Circuit Signal High

Chrysler/Dodge/Jeep:

2.5 V Reference Voltage

Citroen/Peugeot:

SBDS Interactive Codes

Daewoo:

A/C RELAY

Fiat:

Error in ECU gas [Error]

Ford:

SBDS Interactive Codes

GM:

Low Coolant Circuit

Land Rover:

Reprogramming Code Learn Fault

Opel:

Engine control module (ECM),supply voltage - out of limits

Saturn:

Coolant Level Low

Toyota:

ECT1 Signal Circuit Malfunction

Volkswagen/Audi:

Engine coolant temperature signal open / short to B +

Volvo:

Engine coolant temperature signal open / short to B +