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Home >> Buick >> 2022 >> Envision Preferred, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Anti-Theft Systems >> Keyless Entry And Remote Function Systems >> Diagnostic Information and Procedures >> DTC B1ADF >> Circuit/System Verification
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Circuit/System Verification

  1. Perform the Programming and Setup procedure for the control module that set the DTC.
  2. Verify the DTC does not set after programming.
    • If the DTC sets after programming 

      Replace the control module that set the DTC.

    • Go to next step: If the DTC does not set after programming 
  3. All OK.
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