Diagnostic Test

CHECK FOR AN ACTIVE DTC
1. Turn the ignition on.
2. Turn the Front Washer Motor on and off.
3. With the scan tool, read the Body Control Module (BCM) DTCs and record on the repair order.
  Is the DTC active?
  
  Yes
  - Go To 2
  No
  - 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. If no problems are found, test complete.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK FUSE 8 (30A) FOR AN OPEN
NOTE:
When this DTC is Active, it cannot be erased until the Washer Pump Motor is activated and the Body Control Module detects a lower amperage draw than what is specified in Set Conditions.
1. Turn the ignition off.
2. Remove Fuse 8 (30A) from the Power Distribution Center (PDC) Assembly.
3. Inspect Fuse 8 (30A) for an open.
  Is Fuse 8 (30A) open?
  
  Yes
  - Replace Fuse 8 (30A). If the fuse continues to open, inspect and repair the (A905) Fused B(+) circuit for a short to ground. If no problems are found, replace the Power Distribution Center (PDC) Assembly in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 3
CHECK THE BCM WASHER PUMP MOTOR OUTPUT
1. Turn the ignition off.
2. Disconnect the Washer Pump Motor harness connector.
3. Turn the ignition on.
4. Activate the Front Washer Pump Switch to the on position.
  NOTE:
  The test light must illuminate brightly. Compare the brightness to that of a direct connection to the battery.
5. Using a 12-volt test light connected to ground, check the (W10) Front Washer Pump Motor Control circuit at the Windshield Washer Pump harness connector.
  Does the test light illuminate brightly?
  
  Yes
  - Replace the Washer Pump Motor in accordance with the Service Information. Refer to PUMP, WINDSHIELD WASHER, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 4
CHECK THE (W10) FRONT WASHER PUMP MOTOR CONTROL CIRCUIT FOR A SHORT TO GROUND
1. Turn the ignition off.
2. Disconnect the BCM C1/A harness connector.
3. Check for continuity between ground and the (W10) Front Washer Pump Motor Control circuit at the Windshield Washer Pump harness connector.
  Is there continuity between ground and the (W10) Front Washer Pump Motor Control circuit?
  
  Yes
  - Repair the short to ground in the (W10) Front Washer Pump Motor Control circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Replace the Body Control Module (BCM) in accordance with the Service Information. Refer to MODULE, BODY CONTROL (BCM), REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .