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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 P1740:

Chrysler/Dodge/Jeep:

TCC solenoid or overdrive solenoid performance

Citroen/Peugeot:

Torque Converter Clutch Inductive Signature Malfunction

Daewoo:

SHIFT MOTOR (POS1) -GND SHORT

Ford:

Torque Converter Clutch Inductive Signature Malfunction

GM:

Torque Reduction Signal Circuit

Honda:

Problem in 4th Clutch Pressure Switch Circuit

Lincoln:

Transmission system problems

Mazda:

Torque Converter Clutch Solenoid Mechanical Fault

Mercury:

Transmission system problems

Oldsmobile:

Transmission system problems

Opel:

AT torque control,signal - malfunction

Plymouth:

TCC Or OD Solenoid Performance

Toyota:

Left Front Speed Sensor Circuit Malfunction

Volkswagen/Audi:

Clutch temperature control

Volvo:

Clutch temperature control