What does code P1546 mean on BMW vehicles?
The ECU detects a malfunction in the accelerator pedal position sensor causing erratic throttle behavior.
OBD-II Code BMW
P1546 — BMW — Pedal Position Sensor
The ECU detects a malfunction in the accelerator pedal position sensor causing erratic throttle behavior.
Common symptoms
- Erratic acceleration
Possible causes
- Faulty APP sensor
- internal wear
Initial recommendation
Replace accelerator pedal position sensor and perform adaptation if required.
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.
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