Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Accelerator Pedal (AP) Position Sensor, Analog (Via CEM) (V)
Measurement range 0-320 V.
The engine control module (ECM) receives the value for the accelerator pedal (AP) position sensor signal from the central electronic module (CEM) via CAN communication.
The value indicates the accelerator pedal (AP) position.
Approximately 0.5 V = the accelerator pedal (AP) completely released.
Approximately 4.0 V = the accelerator pedal (AP) completely depressed.
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.