LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2012 >> FX35 RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1211 Through P2A03 >> DTC P1239, P2135: TP Sensor >> Component Inspection
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Component Inspection

  1. CHECK THROTTLE POSITION (TP) 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 position to D.
    6. Check the voltage between ECM harness connector terminals as per the following conditions:
      ECM Condition Voltage (V)
      Connector + -
      Terminal Terminal
      F101 30 [TP sensor 1 (bank 1)] 40 Accelerator pedal: Fully released More than 0.36
      Accelerator pedal: Fully depressed Less than 4.75
      31 [TP sensor 1 (bank 2)] 48 Accelerator pedal: Fully released More than 0.36
      Accelerator pedal: Fully depressed Less than 4.75
      34 [TP sensor 2 (bank 1)] 40 Accelerator pedal: Fully released Less than 4.75
      Accelerator pedal: Fully depressed More than 0.36
      35 [TP sensor 2 (bank 2)] 48 Accelerator pedal: Fully released Less than 4.75
      Accelerator pedal: Fully depressed More than 0.36

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: GO TO 2.

  2. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR

    Replace malfunctioning electric throttle control actuator. Refer to "REMOVAL AND INSTALLATION ".

    : INSPECTION END