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Home >> Nissan-Datsun >> 2009 >> Cube Base >> Repair and Diagnosis >> Accessories & Equipment >> Anti-Theft Systems >> Security Control System (With Intelligent Key System) >> DTC/Circuit Diagnosis >> DTC B2604: PNP Switch >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK TRANSMISSION RANGE SWITCH POWER SUPPLY
    1. Turn ignition switch OFF.
    2. Disconnect transmission range switch connector.
    3. Turn ignition switch ON.
    4. Check voltage between transmission range switch harness connector and ground.
    VOLTAGE SPECIFICATION

    (+) (-) Voltage (V) (Approx.)
    Transmission range switch
    Connector Terminal
    F21 1 Ground Battery voltage

    Is the inspection result normal? 

    YES: GO TO  3.

    NO: GO TO 2.

  2. CHECK TRANSMISSION RANGE SWITCH POWER SUPPLY CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect IPDM E/R connector.
    3. Check continuity between transmission range switch harness connector and IPDM E/R harness connector.
      CONTINUITY SPECIFICATION

      Transmission range switch IPDM E/R Continuity
      Connector Terminal Connector Terminal
      F21 1 E15 59 Existed
    4. Check continuity between transmission range switch harness connector and ground.
    CONTINUITY SPECIFICATION

    Transmission range switch Ground Continuity
    Connector Terminal
    F21 1 Not existed

    Is the inspection result normal? 

    YES: Replace IPDM E/R. Refer to "REMOVAL AND INSTALLATION ".

    NO: Repair or replace harness.

  3. CHECK BCM INPUT SIGNAL
    1. Turn ignition switch OFF.
    2. Connect transmission range switch connector.
    3. Turn ignition switch ON.
    4. Check voltage between BCM harness connector and ground.
    VOLTAGE SPECIFICATION

    (+) (-) Condition Voltage (V) (Approx.)
    BCM
    Connector Terminal
    M71 102 Ground Selector lever P or N position Battery voltage
    Other than above 0

    Is the inspection result normal? 

    YES: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".

    NO: GO TO 4.

  4. CHECK BCM INPUT SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect transmission range switch connector.
    3. Check continuity between transmission range switch harness connector and BCM harness connector.
      CONTINUITY SPECIFICATION

      Transmission range switch BCM Continuity
      Connector Terminal Connector Terminal
      F21 2 M71 102 Existed
    4. Check continuity between transmission range switch harness connector and ground.
    CONTINUITY SPECIFICATION

    Transmission range switch Ground Continuity
    Connector Terminal
    F21 2 Not existed

    Is the inspection result normal? 

    YES: GO TO 5.

    NO: Repair or replace harness.

  5. CHECK TRANSMISSION RANGE SWTICH

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: GO TO 6.

    NO: Replace transaxle assembly. Refer to "EXPLODED VIEW ".

  6. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    INSPECTION END

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