CHECK ACCELERATOR PEDAL POSITION SENSOR OUTPUT.

1) Turn the ignition switch to ON.

2) Measure the voltage between ECM and chassis ground.

Connector & terminal

Main accelerator pedal position sensor signal

(B135) No. 23 (+) — Chassis ground (−):

Sub accelerator pedal position sensor signal

(B135) No. 31 (+) — Chassis ground (−):

QUESTION

Is the difference in measured values for the main accelerator pedal position sensor signal and the sub accelerator pedal position sensor signal 0 V?

Yes No