Circuit/System Verification

WARNING: This page is about a different car, the 2020 Buick Regal TourX, 2020 Buick Regal, 2019 Buick Regal TourX, and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

This is an informal DTC which does not necessarily indicate a defective control module. DTC B1011 sets when information is stored to the frontview camera module disable history buffers. This contains the reason that one or more of the frontview camera module features is disabled

Ignition - On/Vehicle - In Service Mode
Verify no other DTCs are set.
- If any other DTCs are set
  Diagnose other DTCs first. Refer to: Diagnostic Trouble Code (DTC) List - Vehicle .
- Go to next step: If no other DTCs are set
Verify the scan tool parameter: Frontview Camera Disable History 1 Malfunction
- If the parameter displays the following: Malfunction or Undefined
  Refer to: B174W Frontview Camera - Windshield: Scan Tool Information
- Go to next step: If the parameter displays the following: Normal
Verify the scan tool parameter: Frontview Camera Disable History 2 Malfunction
- If the parameter displays the following: Malfunction or Undefined
  Refer to: B174W Frontview Camera - Windshield: Scan Tool Information
- Go to next step: If the parameter displays the following: Normal
Verify the scan tool parameter: Frontview Camera Disable History 3 Malfunction
- If the parameter displays the following: Malfunction or Undefined
  Refer to: B174W Frontview Camera - Windshield: Scan Tool Information
- Go to next step: If the parameter displays the following: Normal
Verify the scan tool parameter: Frontview Camera Disable History 4 Malfunction
- If the parameter displays the following: Malfunction or Undefined
  Refer to: B174W Frontview Camera - Windshield: Scan Tool Information
- Go to next step: If the parameter displays the following: Normal
All OK.