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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:


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Definition of check engine code P1420:

BMW:

Secondary Air Valve Control Circuit Electrical

Chrysler/Dodge/Jeep:

Register Resonant Charging 1 (RRC1)

Citroen/Peugeot:

Catalyst Temperature Sensor Failure

Daewoo:

EGR CONTROL

Ford:

Catalyst Temperature Sensor Failure

GM:

Intake Air Low Pressure Switch Circuit Low Voltage

Honda:

Nox Adsorptive Catalyst System Efficiency Below Threshold Catalytic converter

Mercedes:

AIR pump switchover valve (Y32)

Toyota:

Intake Constrictor CTRL Circuit Open or Short

Volkswagen/Audi:

Sec. Air Inj. Valve Circ Electrical Malfunction

Volvo:

Sec. Air Inj. Valve Circ Electrical Malfunction

Subaru:

Fuel Tank Pressure Control Solenoid High Input