Accelerator Pedal Position Sensor: Testing and Inspection

ON-VEHICLE INSPECTION

1. INSPECT ACCELERATOR PEDAL ROD




a. Check the voltage.
1. Turn the ignition switch to ON.
2. Turn the intelligent tester ON.
3. Start the engine and warm it up.
4. Select the following menu items: DIAGNOSIS / ENHANCED OBD II / DATA LIST / PRIMARY / ACCEL POS #1, ACCEL POS #2.




5. Operate the accelerator pedal, then check that the ACCEL POS #1 and ACCEL POS #2 values are within the specifications.

If the result is not as specified, check the accelerator pedal rod, wire harness and ECM.