Diagnostic Test

CHECK FOR AN ACTIVE DTC
1. Turn the ignition on.
2. With the scan tool, record and erase DTCs.
3. Activate the rear wiper switch.
4. Wait 30 seconds.
5. With the scan tool, read DTCs.
  Is the DTC active?
  
  Yes
  - Go to step 2
  No
  - The condition that caused this code to set is not present at this time. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals.
  - Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
CHECK THE (W213) REAR WIPER INDICATOR DRIVER CIRCUIT FOR A SHORT TO VOLTAGE

Fig 1: Checking Rear Wiper Indicator Driver Circuit For Short To Voltage
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect Switch Bank harness connector.
3. Disconnect the Cluster C3 harness connector.
4. Turn the ignition on.
5. Measure the voltage on the (W213) Rear Wiper Indicator Driver circuit.
  Is the voltage above 5 volts?
  
  Yes
  - Repair the (W213) Rear Wiper Indicator Driver circuit for a short to voltage.
  - Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
  No
  - Replace the Cluster in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .