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Home >> Buick >> 2021 >> Envision Preferred, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Image Display Cameras >> Diagnostic Information and Procedures >> Surround Vision Camera System Malfunction >> Circuit/System Verification

Circuit/System Verification

  1. Ignition - On / Vehicle - In Service Mode
  2. Verify A22 Radio Control displays infotainment system information properly.
    • Go to next step: If the component works as specified 
  3. Verify DTC B198E or B2545 is not set.
    • Go to next step: If the DTC is not set 
  4. Perform the following visual inspections:
    • Misalignment of the components: B87 Rearview Driver Information Camera
    • Visible Damage
    • Dirty
    • If a condition exists - Repair or replace as necessary 
    • Go to next step: If none of the conditions exists 
  5. Verify the surround vision camera system is calibrated.
    • Go to next step: If the surround vision camera image does not display an hour glass. 
  6. Refer to Circuit/System Testing