Circuit/System Verification

Ignition - On/Vehicle - In Service Mode
Verify no other DTCs are set.
- 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
Under normal operating conditions: Verify the DTC does not set.
- If any DTC is set
  Replace the component: K17 Electronic Brake Control Module
- Go to next step: If none of the DTCs are set
All OK.