FixVault

Throttle Position Sensor

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Reconnect all harness connectors disconnected.
  2. Perform "THROTTLE VALVE CLOSED POSITION LEARNING ."
  3. Turn ignition switch ON.
  4. Set shift lever to D position.
  5. Check voltage between ECM terminals 50 (TP sensor 1 signal), 69 (TP sensor 2 signal) and ground under the following conditions.
    THROTTLE POSITION SENSOR SPECIFICATION

    Terminal Accelerator pedal Voltage
    50
    (Throttle position sensor 1)
    Fully released More than 0.36V
    Fully depressed Less than 4.75V
    69
    (Throttle position sensor 2)
    Fully released Less than 4.75V
    Fully depressed More than 0.36V
  6. If NG, replace electric throttle control actuator and go to the next step.
  7. Perform "THROTTLE VALVE CLOSED POSITION LEARNING ."
  8. Perform "IDLE AIR VOLUME LEARNING ."