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Pinpoint Test

  1. CHECK THE BACKLIGHTING VOLTAGE SUPPLY CIRCIT FOR AN OPEN
    1. Ignition OFF.
    2. Disconnect: Inoperative Illumination Source.
    3. Ignition ON.
    4. Place the headlamp switch in the parking lamps on position.
    5. Using the instrument panel dimmer switch, change the dimmable backlighting to its brightest setting.
    6. Measure:
      Illumination Source Ground
      (see table below)
      G08033982
      Inoperative Illumination Source Ground
      Component Connector-Pin
      Circuit      		 Measurement / Action Connector-Pin
      Pin      		 Circuit
      Start-Stop Switch C2195-5
      VLN04 (VT/GY)
      G08033983
      		 - Ground
      Active Park Assist Switch (Center Stack Switch Assembly) C2114-6
      VLN04 (VT/GY)      		 - Ground
      Auxiliary Climate Control Assembly C3198-19
      VLN04 (VT/GY)      		 - Ground
      Center Console Finish Panel C3398-6
      VLN04 (VT/GY)      		 - Ground
      Left Door Lock Switch (without memory) C505-4
      CBP32 (GN/VT)      		 - Ground
      Left Door Lock Switch (with memory) C541-2
      CBP32 (GN/VT)      		 - Ground
      Right Door Lock Switch C605-1
      CBP32 (GN/VT)      		 - Ground

    Is the voltage greater than 11 volts? 

    1. Yes: For a door lock control switch, INSTALL a new door lock control switch. REFER to DOOR LOCK CONTROL SWITCH .

      For all other components, GO to 2  .

    2. No: REPAIR the circuit.
  2. CHECK THE BACKLIGHTING GROUND CIRCIT FOR AN OPEN
    1. Measure:
      Illumination Source Illumination Source
      (see table below) (see table below)
      Inoperative Illumination Source Inoperative Illumination Source
      Component Connector-Pin
      Circuit      		 Measurement / Action Connector-Pin
      Pin      		 Circuit
      Start-Stop Switch C2195-5
      VLN04 (VT/GY)
      G08033984
      		 C2195-3 GD124 (BK/BU)
      Active Park Assist Switch (Center Stack Switch Assembly) C2114-6
      VLN04 (VT/GY)      		 C2114-1 GD125 (BK/GY)
      Auxiliary Climate Control Assembly C3198-19
      VLN04 (VT/GY)      		 C3198-11 GD124 (BK/BU)
      Center Console Finish Panel C3398-6
      VLN04 (VT/GY)      		 C3398-4 GD233 (BK)

    Is the voltage greater than 11 volts? 

    1. Yes: INSTALL a new component in question.
    2. No: REPAIR the circuit.
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