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Home >> Cadillac >> 2018 >> CT6 Plug-In >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Image Display Camera Systems >> Diagnostic Information and Procedures >> DTC B133A >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition ON.
  2. Verify DTC B133A 00 is not set.
    • If DTC is set 
    1. Physically cycle each connection of the B276 Night Vision Camera cables between the camera and module.
    2. Verify DTC B133A 00 is set after cycling the cable connections.
      • If the DTC does not set

        All OK.

      • Go to next step: If the DTC sets after cycling the cable connections
    3. Replace the K172 Night Vision Control Module to B276 Night Vision Camera cables between the camera and module.
    4. Verify DTC B133A 00 is set after replacing the cables.
      • If the DTC does not set

        All OK.

      • Go to next step: If the DTC sets after replacing the cables
    5. Replace the B276 Night Vision Camera
    6. Verify DTC DTC B133A 00 is set after replacing the B276 Night Vision Camera.
      • If the DTC does not set

        All OK.

      • Go to next step: If the DTC is set
    7. Replace the K172 Night Vision Control Module.
    • Go to next step: If the DTC is not set 
  3. All OK.
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