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Home >> Infiniti >> 2014 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 47 (Automatic Transmission (Re0F10E) (DTC/Circuit Diagnosis) (Except Hybrid) (2 Of 2)) >> DTC/Circuit Diagnosis >> DTC P2765: Input Speed Sensor B >> Diagnosis Procedure >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

  1. CHECK OUTPUT SPEED SENSOR POWER CIRCUIT

    1. Turn ignition switch OFF.
    2. Disconnect output speed sensor connector.
    3. Turn ignition switch ON.
    4. Check voltage between output speed sensor harness connector terminal and ground.
      + - Voltage
      Output speed sensor
      Connector Terminal
      F36 3 Ground 10 - 16 V

    Is the inspection result normal?

    YES 

    GO TO STEP 2  .

    NO 

    GO TO STEP   6  .

  2. CHECK OUTPUT SPEED SENSOR GROUND CIRCUIT

    Check continuity between output speed sensor harness connector terminal and ground.

    Output speed sensor - Continuity
    Connector Terminal
    F36 1 Ground Existed

    Is the inspection result normal?

    YES 

    GO TO STEP 3  .

    NO 

    Repair or replace malfunctioning parts.

  3. CHECK CIRCUIT BETWEEN OUTPUT SPEED SENSOR AND TCM (PART 1)

    1. Turn ignition switch OFF.
    2. Disconnect TCM connector.
    3. Check continuity between output speed sensor harness connector terminal and TCM harness connector terminal.
      Output speed sensor TCM Continuity
      Connector Terminal Connector Terminal
      F36 2 F25 34 Existed

    Is the inspection result normal?

    YES 

    GO TO STEP 4  .

    NO 

    Repair or replace malfunctioning parts.

  4. CHECK CIRCUIT BETWEEN OUTPUT SPEED SENSOR AND TCM (PART 2)

    Check continuity between output speed sensor harness connector terminal and ground.

    Output speed sensor - Continuity
    Connector Terminal
    F36 2 Ground Not existed

    Is the inspection result normal?

    YES 

    GO TO STEP 5  .

    NO 

    Repair or replace malfunctioning parts.

  5. CHECK TCM INPUT SIGNALS

    1. Connect all of disconnected connectors.
    2. Lift the vehicle.
    3. Start the engine.
    4. Check frequency of output speed sensor.
      + - Condition Frequency
      (Approx.)
      TCM
      Connector Terminal
      F25 34 Ground
      • Selector lever: "M1" position
      • Vehicle speed: 20 km/h (12 MPH)
      		 200 Hz
      GNSJSDIA1904GB-904Courtesy of NISSAN NORTH AMERICA, INC.

    Is the inspection result normal?

    YES 

    Check intermittent incident. Refer to INTERMITTENT INCIDENT .

    NO 

    Replace output speed sensor. Refer to REMOVAL AND INSTALLATION .

  6. DETECT MALFUNCTIONING ITEMS

    Check the following items:

    • Harness open circuit or short circuit between ignition switch and IPDM E/R. Refer to WIRING DIAGRAM - IGNITION POWER SUPPLY - .
    • Harness open circuit or short circuit between IPDM E/R connector terminal 61 and output speed sensor connector terminal 3.
    • 10A fuse (No. 46, located in the IPDM E/R). Refer to IPDM E/R TERMINAL ARRANGEMENT .
    • IPDM E/R

    Is the check result normal?

    YES 

    Check intermittent incident. Refer to INTERMITTENT INCIDENT .

    NO 

    Repair or replace malfunctioning parts.

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