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Home >> Chevrolet >> 2021 >> Traverse L >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Driver Assistance Systems >> Diagnostic Information and Procedures >> DTC B356A >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition - On / Vehicle - In Service Mode
  2. Verify the scan tool parameter: Lane Keep Assist Switch Status = Inactive
    • If not the specified state 

      Refer to: Circuit/System Testing

    • Go to next step: If the specified state 
  3. Operate the component: Lane Keep Assist Switch - Press and hold the switch

    Verify the scan tool parameter: Lane Keep Assist Switch Status = Active

    • If not the specified state 

      Refer to: Circuit/System Testing

    • Go to next step: If the specified state 
  4. All OK.
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