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Home >> Infiniti >> 2006 >> Q45 >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System >> VDC/TCS/Abs >> Trouble Diagnosis For System >> VDC OFF Switch >> Inspection Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Inspection Procedure

  1. CHECK VDC OFF SWITCH 
    1. Turn ignition switch "OFF".
    2. Disconnect VDC OFF switch connector M13.
    3. Check continuity between VDC OFF switch connector M13 terminal 1 and 2.
      VDC OFF SWITCH CONDITION TABLE

      VDC OFF switch connector Condition Continuity
      1 - 2 VDC OFF switch ON Yes
      VDC OFF switch OFF No
      Fig 1: Checking Continuity Between VDC Connector M13 Terminals
      G04128981Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK : GO TO 2.
    2. NG : Replace VDC OFF switch.
  2. CHECK VDC OFF SWITCH HARNESS 
    1. Turn ignition switch "OFF".
    2. Disconnect VDC/TCS/ABS control unit connector E218.
    3. Check continuity between VDC OFF switch connector M13 and VDC/TCS/ABS control unit connector E218.
      VDC/TCS/ABS CONTROL UNIT AND VDC OFF SWITCH REFERENCE

      VDC/TCS/ABS control unit VDC OFF switch Continuity
      44 2 Yes
      Ground No
      Ground 1 Yes
      Fig 2: Checking Continuity Between VDC Off Switch Connector And VDC/TCS/ABS
      G04128982Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK : INSPECTION END
    2. NG : Repair or replace malfunctioning components.