Circuit/System Verification

Ignition - On / Vehicle - In Service Mode
Verify there are no other DTCs set, except for DTC P0571.
- If any other DTCs are set
  Refer to:Diagnostic Trouble Code (DTC) List - Vehicle
- Go to next step: If no other DTCs are set
Replace the component:K20 Engine Control Module
Operate the vehicle within the Conditions for Running the DTC. - Verify the DTC does not set.
- If DTC P0571 is set
  Replace the component:K9 Body Control Module
- Go to next step: If the DTC is not set
All OK.