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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 P1129:

Acura:

MAP Higher Than Expected

Chrysler/Dodge/Jeep:

Closed Loop Fueling Not Achieved - Bank 2

Citroen/Peugeot:

Downstream Heated O2 Sensors Swapped

Daewoo:

SECOND LOCK SOLENOID MAL

Ford:

Downstream Heated O2 Sensors Swapped

Honda:

Manifold Absolute Pressure (MAP) Sensor Circuit Higher Than Expected

Jaguar:

Downstream oxygen sensors swapped from bank to bank

Lexus:

Electronic Throttle Control System

Lincoln:

Downstream Heated Oxygen Sensor Signals Reversed

Mercedes:

Downstream H02S Sensors Swapped

Mercury:

Downstream Heated Oxygen Sensor Signals Reversed

Oldsmobile:

Downstream Heated Oxygen Sensor Signals Reversed

Porsche:

Oxygen Sensing

Saab:

Multiplicative Adaptation, Bank 2 Min. Value

Scion:

Electric Throttle Control System.

Toyota:

Electric Throttle Control System Malfunction

Volkswagen/Audi:

Long Term Fuel Trim mult.,Bank2 System too Rich

Volvo:

Long Term Fuel Trim mult.,Bank2 System too Rich