Diagnostic Test

INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the Scan Tool, clear all TIPM DTC's.
3. Turn the Rear Wipers on.
4. With the Scan Tool, read the Rear Wiper DTC's.
  Does the Scan Tool read: B230E-REAR WIPER PARK SWITCH INPUT CIRCUIT OPEN?
  
  Yes
  - Go to step 2
  No
  - The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
(W17) REAR WIPER PARK SWITCH SENSE CIRCUIT OPEN
1. Turn the ignition off.
2. Disconnect the Rear Wiper Motor connector.
3. Disconnect the TIPM C2 harness connector.
4. Measure the resistance of the (W17) Rear Wiper Park Switch Sense circuit.
  Is the resistance above 5.0 ohms?
  
  Yes
  - Repair the (W17) Rear Wiper Park Switch Sense circuit for an open condition.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
  No
  - Replace the Totally Integrated Power Module in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .