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Home >> Infiniti >> 2017 >> QX70 RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 218 (Driver Assistance System (DTC/Circuit Diagnosis) (Hybrid)) >> Circuit Diagnosis >> Power Supply And Ground Circuit >> Accelerator Pedal Actuator >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

  1. CHECK FUSES

    Check if any of the following fuses are blown:

    Signal name Fuse No.
    Battery power supply 67
    Ignition power supply 54

    Is the inspection result normal?

    YES 

    GO TO STEP 2. 

    NO 

    Replace the blown fuse after repairing the affected circuit if a fuse is blown.

  2. CHECK ACCELERATOR PEDAL ACTUATOR POWER SUPPLY CIRCUIT

    Check voltage between accelerator pedal actuator harness connector and ground.

    Terminal Condition Voltage
    (Approx.)
    (+) (-)
    Accelerator pedal actuator Ground Ignition switch
    Connector Terminal
    M124 1 OFF Battery voltage
    2 ON

    Is the inspection result normal?

    YES 

    GO TO STEP 3. 

    NO 

    Repair the accelerator pedal actuator power supply circuit.

  3. CHECK ACCELERATOR PEDAL ACTUATOR GROUND CIRCUIT

    1. Turn the ignition switch OFF.
    2. Disconnect the accelerator pedal actuator connector.
    3. Check for continuity between accelerator pedal actuator harness connector and ground.
      Accelerator pedal actuator Ground Continuity
      Connector Terminal
      M124 7 Existed

    Is the inspection result normal?

    YES 

    INSPECTION END

    NO 

    Repair the accelerator pedal actuator ground circuit.

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