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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 P1648:

Chrysler/Dodge/Jeep:

Glow Plug Module Internal

Honda:

Battery Condition Monitor (BCM) Module Communication Signal Circuit Problem,or Motor Control Module (MCM) Communication Signal Circuit Problem

Jaguar:

Knock Sensor Input Chip

Kia:

Knock Sensor Input Chip

Volkswagen/Audi:

Data Bus Powertrain Malfunction

Volvo:

Data Bus Powertrain Malfunction

GM:

Anti-Theft Device - Wrong Security Code