Circuit/System Verification

Ignition ON.
Verify no other Body Control Module DTCs are set.
- If other Body Control Module DTCs are set
  Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- If no other Body Control Module DTCs are set
Verify the ECO switch Indicator turns ON and OFF when commanding the Start/Stop Select Switch Indicator Active and Inactive with a scan tool.
- If the ECO Switch Indicator does not turn on and off.
  Refer to Circuit/System Testing.
- If the ECO Switch Indicator turns on and off
All OK.