FixVault
Home › Nissan-Datsun › 2012 › Maxima S › Repair and Diagnosis › Engine Performance › System › Engine Control System - DTCS U0101 To P0153 › DTC P0122, P0123: TP Sensor › Component Inspection

Component Inspection

  1. CHECK THROTTLE POSITION SENSOR
    1. Turn ignition switch OFF.
    2. Reconnect all harness connectors disconnected.
    3. Perform "THROTTLE VALVE CLOSED POSITION LEARNING: SPECIAL REPAIR REQUIREMENT ".
    4. Turn ignition switch ON.
    5. Set selector lever to D position.
    6. Check the voltage between ECM harness connector terminals under the following conditions.
      ECM Condition Voltage
      Connector + -
      Terminal Terminal
      F13 37 (TP sensor 1 signal) 36 (Sensor ground) Accelerator pedal Fully released More than 0.36 V
      Fully depressed Less than 4.75 V
      38 (TP sensor 2 signal) Fully released Less than 4.75 V
      Fully depressed More than 0.36 V
      Fig 1: Checking Voltage Between ECM Harness Connector Terminals (Accelerator Pedal Condition)
      G08145793Courtesy of NISSAN NORTH AMERICA, INC.

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: GO TO 2.

  2. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
    1. Replace electric throttle control actuator. Refer to INTAKE MANIFOLD COLLECTOR .
    2. Go to "SPECIAL REPAIR REQUIREMENT ".

      : INSPECTION END

About FixVault