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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 P1144:

BMW:

HO2S 2 Bank 1 Signal Too Low

Citroen/Peugeot:

Air Assist Control Valve Circuit Malfunction

Daewoo:

FUEL CUT SOL V/V

Ford:

Air Assist Control Valve Circuit Malfunction

GM:

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 3 Rich or High Voltage

Jaguar:

Air Assisted Injector Control Valve Circuit

Kia:

Air Assisted Injector Control Valve Circuit

Mazda:

HO2S Bank 1 Sensor 3 Signal Above 0.45v (A/F Ratio Too Rich)

Mercedes:

Lack Of HO2S Switches,H02S13 Indicates Rich

Mini:

Heated oxygen sensor (H02S) 2, bank 1 - signal too low

Nissan:

Heated O2 Sensor 1

Volkswagen/Audi:

Mass or Volume Air Flow Circ Open / Short to Ground

Volvo:

Mass or Volume Air Flow Circ Open / Short to Ground

Subaru:

Pressure Sensor Circuit High Input