Circuit/System Verification

WARNING: This page is about a different car, the 2018 Buick Regal TourX and 2018 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

Ignition - On / Vehicle - In Service Mode
Verify the component works as specified:Brake Pedal Position Sensor
- If a related DTC is set
  Refer to:Diagnostic Trouble Code (DTC) List - Vehicle
- Go to next step: If a related DTC is not set
Verify that no DTC listed in the DTC Descriptor Category is set.
- If a related DTC is set
  Refer to Circuit/System Testing .
- Go to next step: If a related DTC is not set
All OK.