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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 P1137:

BMW

O2 Sensor Heater Circuit Signal Intermittent (Bank 1 Sensor 2)

Chrysler/Dodge/Jeep

O2 Sensor Heater 1/3 Element Resistance Out of Range

Citroen/Peugeot

Lack Of HO2S Switch - Sensor Indicates Lean

Ford

Lack Of HO2S Switch - Sensor Indicates Lean

GM

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Lean System or Low Voltage

Jaguar

Lack Of HO2S12 Switches - Sensor Indicates Lean

Kia

Lack Of HO2S12 Switches - Sensor Indicates Lean

Land Rover

Oxygen Sensor Engine Lean *Codes* A D

Lincoln

Lack of Downstream Heated Oxygen Sensor Switch - Sensor Indicates Lean - Bank 1

Mazda

HO2S Bank 1 Sensor 2 Not Switching (Fuel Control Limit Reached)

Mercedes

H02S - 11 signal above 0.45v (A/F ratio too rich)

Mercury

Lack of Downstream Heated Oxygen Sensor Switch - Sensor Indicates Lean - Bank 1

Nissan

Swirl Control Valve Position Sensor

Oldsmobile

Lack of Downstream Heated Oxygen Sensor Switch - Sensor Indicates Lean - Bank 1

Porsche

Oxygen Sensing

Saab

Additive Adaptation Bank 1 Max Value Air/Fuel Mixture Too Lean

Saturn

O2S System Monitor Lean Or Low Voltage

Volkswagen/Audi

Long Term Fuel Trim Add. Fuel,Bank1 System too Rich

Volvo

Long Term Fuel Trim Add. Fuel,Bank1 System too Rich

Subaru

Front oxygen (A/F) sensor circuit range/performance problem
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