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Home >> Cadillac >> 2017 >> ATS Base, 4D Sedan, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 264 (Object Detection System And Pedestrian Protection System - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Forward Collision Alert System Malfunction >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2016 Cadillac CT6. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify the scan tool Forward Collision Alert Function Status parameter is not Malfunction.
    • If the parameter is Malfunction 

      Refer to Circuit/System Testing - Frontview Camera Module Malfunction

    • If parameter is not Malfunction 
  3. Verify the forward collision alert indicators turn on and off when commanding the instrument cluster All Indicators On and Off with a scan tool.
    • If the indicators do not illuminate 

      Refer to Circuit/System Testing - Forward Collision Alert Indicator Malfunction

    • If the indicators illuminate 
  4. Verify the forward collision alert distance on the driver information center toggles between far, medium, near and off when cycling the forward collision alert distance switch.
    • If the setting does not change 

      Test or replace the S70L Steering Wheel Controls Switch - Left.

    • If the setting changes 
  5. Verify the area of the B174W Frontview Camera - Windshield is not contaminated.
    • If contaminated 

      Clean the windshield

    • If not contaminated 
  6. All OK.
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