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HOMESERVICE MANUALSNISSAN-DATSUN2004FRONTIER DESERT RUNNER XE, AUTOMATICREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLBRAKE CONTROL SYSTEMVDC/TCS/ABSTROUBLE DIAGNOSISINSPECTION 21 VDC OFF SWITCH IS INOPERATIVE
2004 Nissan-Datsun Frontier Desert Runner XE, Automatic

Inspection 21 VDC OFF Switch Is Inoperative

2004 Nissan-Datsun Frontier Desert Runner XE, AutomaticSECTION Inspection 21 VDC OFF Switch Is Inoperative
  1. INSPECTION START 

    Inspect VDC OFF switch circuit.

    Fig 1: Inspecting VDC Off Switch Circuit
    G00780155Courtesy of NISSAN MOTOR CO., U.S.A.
    1. : GO TO 2.
  2. CHECK VDC OFF SWITCH 

    Refer to VDC OFF SWITCH .

    OK or NG? 

    1. OK: GO TO 3.
    2. NG: Replace VDC OFF switch.
  3. CHECK VDC OFF SWITCH CIRCUIT FOR OPEN 
    1. Disconnect ABS actuator and electric unit (control unit) connector and VDC OFF switch connector.
    2. Check continuity between ABS actuator and electric unit (control unit) connector E39 terminal 40 (PU/W) and VDC OFF switch connector M146 terminal 2 (PU/W).

      Continuity should exist. 

    Fig 2: Checking Continuity Between ABS Actuator And Electric Unit Connector And VDC Off Switch
    G00780156Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG? 

    1. OK: GO TO 4.
    2. NG: Repair harness or connectors.
  4. CHECK VDC OFF SWITCH CIRCUIT FOR SHORT 
    1. Check continuity between VDC OFF switch connector M146 terminal 2 (PU/W) and ground.

      Continuity should not exist. 

    Fig 3: Checking Continuity Between VDC Off Switch And Ground
    G00780157Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG? 

    1. OK: GO TO 5.
    2. NG: Repair harness or connectors.
  5. CHECK GROUND CIRCUIT 
    1. Check continuity between VDC OFF switch connector M146 terminal 1 (G/R) and ground.

      Continuity should exist. 

    Fig 4: Checking Continuity Between VDC Off Switch And Ground
    G00780158Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG? 

    1. OK: Reconnect connectors and perform self-diagnosis. Repair or replace.
    2. NG: Repair harness or connectors.
RENDER: 1.0x

NO RELATED

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

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