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Home >> Infiniti >> 2011 >> FX50 >> Repair and Diagnosis >> Accessories & Equipment >> Anti-Theft Systems >> Door & Lock - With Automatic Back Door -- FX35/FX50 >> DTC/Circuit Diagnosis >> DTC B2416: Touch Sensor RH >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK INSTALLATION OF TOUCH SENSOR RH

    Check that touch sensor RH is installed normally.

    Refer to "TOUCH SENSOR : REMOVAL AND INSTALLATION ".

    Is the inspection result normal? 

    YES: GO TO 2.

    NO: Refer to "TOUCH SENSOR : REMOVAL AND INSTALLATION ".

  2. CHECK TOUCH SENSOR MONITOR ITEM
    1. Select "AUTOMATIC BACK DOOR CONTROL UNIT" using CONSULT-III.
    2. Select "TOUCH SEN RH" in "DATA MONITOR" mode.
    3. Check that the function operates normally according to the following conditions.
      MONITOR ITEMS CONDITION CHART

      Monitor item Condition Status
      TOUCH SEN RH Touch sensor RH Other than below OFF
      Detect obstruction ON

      Is the inspection result normal? 

      YES: GO TO  8.

      NO: GO TO 3.

  3. CHECK TOUCH SENSOR INPUT SIGNAL
    1. Turn ignition switch OFF.
    2. Check voltage between touch sensor RH harness connector and automatic back door control unit harness connector.
      VOLTAGE REFERENCE CHART

      (+) (-) Condition Voltage (Approx.)
      Touch sensor RH Automatic back door control unit
      Connector Terminal Connector Terminal
      D126 1 B207 13 Touch sensor RH Detect obstruction 1.8 - 5 V
      Other than above 2.72 - 7.27 V

      Is the inspection result normal? 

      YES: GO TO  5.

      NO: GO TO 4.

  4. CHECK TOUCH SENSOR RH CIRCUIT
    1. Disconnect automatic back door control unit and touch sensor RH connector.
    2. Check continuity between automatic back door control unit harness connector and touch sensor RH harness connector.
      CONTINUITY REFERENCE CHART

      Automatic back door control unit Touch sensor RH Continuity
      Connector Terminal Connector Terminal
      B207 1 D126 1 Existed
    3. Check continuity between automatic back door control unit harness connector and ground.
      CONTINUITY REFERENCE CHART

      Automatic back door control unit Ground Continuity
      Connector Terminal
      B207 1 Not existed

      Is the inspection result normal? 

      YES: Replace automatic back door control unit. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness.

  5. CHECK TOUCH SENSOR RH GROUND CIRCUIT
    1. Disconnect automatic back door control unit and touch sensor RH connector.
    2. Check continuity between automatic back door control unit harness connector and touch sensor RH harness connector.
      CONTINUITY REFERENCE CHART

      Automatic back door control unit Touch sensor RH Continuity
      Connector Terminal Connector Terminal
      B207 13 D126 2 Existed
    3. Check continuity between automatic back door control unit harness connector and ground.
      CONTINUITY REFERENCE CHART

      Automatic back door control unit Ground Continuity
      Connector Terminal
      B207 13 Not existed

      Is the inspection result normal? 

      YES: GO TO 6.

      NO: Repair or replace harness.

  6. CHECK TOUCH SENSOR RH GROUND CIRCUIT 2
    1. Connect automatic back door control unit and touch sensor RH connector.
    2. Check voltage between automatic back door control unit harness connector and ground.
      VOLTAGE REFERENCE CHART

      (+) (-) Voltage (Approx.)
      Automatic back door control unit
      Connector Terminal
      B207 13 Ground 0.01 - 0 V

      Is the inspection result normal? 

      YES: GO TO 7.

      NO: Replace automatic back door control unit. Refer to "REMOVAL AND INSTALLATION ".

  7. CHECK TOUCH SENSOR RH

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: GO TO 8.

    NO: Replace touch sensor RH.

  8. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    INSPECTION END

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