PI72: Throttle Position Switch
Test detects opening and closing of Idle Speed Control (ISC) nose switch at PCM terminal No. 2D8. See Figure. PI72 should be LO with accelerator pedal released and HI with accelerator pedal depressed.
Test detects opening and closing of Idle Speed Control (ISC) nose switch at PCM terminal No. 2D8. See Figure. PI72 should be LO with accelerator pedal released and HI with accelerator pedal depressed.