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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 P1103:

Acura:

MAF Higher Than Expected

Chrysler/Dodge/Jeep:

Turbocharger Waste Gate Actuator Malfunction

Citroen/Peugeot:

MAF Sensor In Range But Higher Than Expected

Daewoo:

MAP SNSR - HIGH INPUT

Ford:

MAF Sensor In Range But Higher Than Expected

Hyundai:

Manifold Absolute Pressure Sensor Circuit High Input

Mazda:

Mass Airflow Sensor Signal Inconsistent with Engine Speed

Mercedes:

Mass Air Flow Sensor In Range But Higher Than Expected

Mitsubishi:

Turbocharger waste gate actuator circuit fault

Nissan:

MAP Sensor Heater

Volkswagen/Audi:

O2 Sensor Heating Circ.,Bank1 - Sensor1 Output too Low

Volvo:

O2 Sensor Heating Circ.,Bank1 - Sensor1 Output too Low

Subaru:

Engine Torque Control Signal 1 Circuit Malfunction