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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 P1168:

Acura:

Primary HO2S (No. 1) LABEL Low Input

Citroen/Peugeot:

Fuel Rail Sensor In-Range Low Failure

Daewoo:

O2S HEATER PWR(B1/S2)

Ford:

Fuel Rail Sensor In-Range Low Failure

Honda:

Air / Fuel Ratio (A/F) Sensor (Sensor 1) LABEL Low Voltage

Hyundai:

HO2S Bank 1 Sensor 1 Heater Power Incorrect (Bank 1 Sensor 2)

Infinity:

Closed Loop Control (Bank 2)

Lincoln:

Fuel Rail Sensor In-Range Low Failure

Mercury:

Fuel Rail Sensor In-Range Low Failure

Nissan:

Closed Loop,Bank 2

Oldsmobile:

Fuel Rail Sensor In-Range Low Failure

Volkswagen/Audi:

Mass air flow (MAF) sensor,bank 2 - low input

GM:

Oxygen Sensor System - Low Voltage During Power Enrichment (Bank 2 - Sensor 1)