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OBDII/EOBD diagnostics trouble codes definition

If your car is equipped with OBD-II or EOBD, you can access over 5,000 generic OBD-II diagnostic trouble codes (DTCs). These codes cover various vehicle systems, including Powertrain (P0XXX, P2XXX, P34XX), Body (B0XXX), Chassis (C0XXX), and Network/Communication (U0XXX, U2XXX, U3XXX). Additionally, there are more than 13,500 manufacturer-specific OBD-II codes available for diagnosing issues unique to different car brands and models. Make sure you're equipped with the right tools to understand and resolve these trouble codes to keep your vehicle running smoothly.

By using these OBD-II codes, you can effectively diagnose issues related to engine performance, safety features, suspension, and more.

Supported manufacturers with specific OBD2 codes:

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Definition of check engine code P1120:

Alfa Romeo:

Throttle control unit - malfunction

BMW:

Pedal Position Sensor Circuit

Chrysler/Dodge/Jeep:

Boost Pressure / Throttle Position Sensor Malfunction

Citroen/Peugeot:

Throttle position sensor out of range

Daewoo:

ELEC GOVERNOR MAL

Ford:

Throttle position sensor out of range

GM:

Throttle Position (TP) Sensor 1 Circuit

Infinity:

Secondary Throttle Position Sensor (STPS)

Lexus:

Accelerator Pedal Position Sensor Circuit Malfunction

Lincoln:

Throttle Position Sensor Out of Range

Mazda:

Throttle Position Sensor out of Range Low

Mercedes:

TP sensor out of range low

Mercury:

Throttle Position Sensor Out of Range

Nissan:

TP Sensor 2

Oldsmobile:

Throttle Position Sensor Out of Range

Opel:

Throttle position (TPS) sensor / manifold absolute pressure (MAP) sensor - implausible signal / Accelerator pedal position (APP) sensor A - circuit malfunction

Scion:

Accelerator Pedal Position Sensor Circuit.

Toyota:

Accelerator Pedal Position Sensor Circuit Malfunction

Volkswagen/Audi:

O2 Sensor Heater Circ.,Bank2 - Sensor1 Open

Volvo:

O2 Sensor Heater Circ.,Bank2 - Sensor1 Open

Subaru:

Starter Switch High Input
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