What does code P1120 mean on Toyota vehicles?
The accelerator pedal position (APP) sensor circuit is malfunctioning.
OBD-II Code Toyota
P1120 — Toyota — Accelerator Pedal Position Sensor Circuit
The accelerator pedal position (APP) sensor circuit is malfunctioning.
Common symptoms
- Poor throttle response
- hesitation
Possible causes
- Faulty APP sensor
- wiring fault
Initial recommendation
Test APP sensor signals and inspect wiring.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
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