Diagnostic Test

CHECK FOR AN ACTIVE DTC
NOTE:
This DTC monitors the Fuel Door Release Switch Sense circuit.
1. Turn the ignition on.
2. Operate the Fuel Door Release Switch several times.
3. With the scan tool, the read DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 2
  No
  - Test complete. The condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK THE FUEL DOOR RELEASE SWITCH FOR AN INTERNAL SHORT
1. Turn the ignition off.
2. Disconnect the Fuel Door Release Switch harness connector.
3. Turn the ignition on.
4. With the scan tool, read the DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 3
  No
  - Replace the Fuel Door Release Switch in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK THE (G165) FUEL DOOR RELEASE SWITCH SENSE CIRCUIT FOR A SHORT TO GROUND
1. Turn the ignition off.
2. Disconnect the BCM G harness connector.
3. Measure the resistance between ground and the (G165) Fuel Door Release Switch Sense circuit at the Fuel Door Release Switch harness connector.
  Is the resistance above 10k Ohms?
  
  Yes
  - Replace the Body Control Module (BCM) in accordance with Service Information. Refer to MODULE, BODY CONTROL, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Repair the short to ground in the (G165) Fuel Door Release Switch Sense circuit.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .