Accelerator Pedal Position Sensor
- Reconnect all harness connectors disconnected.
- Turn ignition switch ON
- Check voltage between ECM terminals 73 (APP sensor 1 signal), 74 (APP sensor 2 signal) and engine ground under the following conditions. See Figure and Figure .
- If NG, replace accelerator pedal assembly.
- Perform ACCELERATOR PEDAL RELEASED POSITION LEARNING .
- Perform THROTTLE VALVE CLOSED POSITION LEARNING .
- Perform IDLE AIR VOLUME LEARNING .