Accelerator Pedal Position Sensor: Service and Repair

REPLACEMENT

CAUTION:
- To prevent deterioration, do not shock the throttle position sensor and accelerator pedal position sensor.
- Mixing of the foreign objects may cause the gear locking, so thoroughly check that there is no stuck of any foreign objects and clean up if any.

REPLACE ACCELERATOR PEDAL POSITION SENSOR
(a) Remove the accelerator pedal position sensor.
(1) Using a small screwdriver, pry the 4 stoppers of the washer plate.





(2) Remove the 4 set bolts, washer plate and accelerator pedal position sensor.
(b) Reinstall the accelerator position sensor.
(1) Install the accelerator pedal position sensor to the throttle body.
(2) Torque the 4 bolts in the order shown in the illustration through the washer plate.

Torque: 3.7 N.m (37.5 kgf.cm, 33 in. lbf)

(3) Bend the stopper of the washer plate and closely affix to the bolts.
(c) Inspect the accelerator pedal position sensor.
(1) Connect the accelerator pedal position sensor connector.
(2) Connect the TOYOTA hand-held tester or OBD II scan tool to the DLC3.
(3) Turn the ignition switch ON.

NOTICE: After turning the ignition switch ON, do not depress the accelerator pedal.

(4) Check that the ACCEL POS #1 (V PA) voltage of the CURRENT DATA shows the standard value.

Standard accelerator pedal position voltage: 0.3 - 0.9V