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Home >> Infiniti >> 2006 >> FX35 RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Gauges & Instrument Panels >> Driver Information System >> Lane Departure Warning System >> Power Supply and Ground Circuit Inspection

Power Supply and Ground Circuit Inspection

  1. CHECK FUSE 

    Check for blown LDW camera unit fuse.

    POWER SOURCE CHART

    Power source Fuse No.
    Ignition power supply 12

    OK or NG 

    OK : GO TO 2.

    NG : Be sure to eliminate cause of malfunction before installing new fuse. Refer to "FUSE BLOCK - JUNCTION BOX (J/B) ".

  2. CHECK POWER SUPPLY CIRCUIT 

    Check voltage between LDW camera unit and ground.

    TERMINALS REFERENCE VALUE CHART

    Terminals Ignition switch position
    (+) (-) OFF ON
    Connector Terminal
    R9 1 Ground 0 V Battery voltage

    OK or NG 

    OK : GO TO 3.

    NG : Check harness between LDW camera unit and fuse.

    Fig 1: Identifying Voltage Between LDW Camera Unit And Ground
    G04078594Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK GROUND CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect LDW camera unit connector.
    3. Check continuity between LDW camera unit harness connector R9 terminals 6, 12 and ground.

      6 - Ground : Continuity should exist. 

      12 - Ground 

    OK or NG 

    OK : INSPECTION END

    NG : Repair ground harness.

    Fig 2: Identifying Continuity Between LDW Camera Unit Harness Connector R9 Terminals And Ground
    G04078595Courtesy of NISSAN MOTOR CO., U.S.A.
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