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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> (Totally Integrated Power Module (TIPM) - Electrical Diagnostics) >> DTC Troubleshooting >> B2305-Wiper Park Switch Input Circuit High (Stuck High) >> Diagnostic Test

Diagnostic Test

  1. INTERMITTENT CONDITION 
    1. Turn the ignition on.
    2. With the scan tool, clear all DTCs.
    3. Cycle the Wiper Switch on and off three times.
    4. With the scan tool, read DTCs.

      Does the scan tool display this DTC as active?

      Yes 

      • Go To  2

      No 

      • The condition that caused this symptom is currently not present. 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. Repair as necessary.
      • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  2. (W7) WIPER PARK SWITCH SENSE CIRCUIT SHORTED TO VOLTAGE 
    Fig 1: Checking Wiper Park Switch Sense Circuit For Short To Voltage
    GC0131990Courtesy of CHRYSLER GROUP, LLC
    1. Turn the ignition off.
    2. Disconnect the Front Wiper Motor harness connector.
    3. Turn the ignition on.
    4. Using a 12-volt test light connected to ground, probe the (W7) Wiper Park Switch Sense circuit.

      Does the test light illuminate brightly?

      Yes 

      • Repair the (W7) Wiper Park Switch Sense circuit for a short to voltage.
      • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .

      No 

      • Go To  3
  3. CHECK THE FRONT WIPER MOTOR 
    Fig 2: Checking Front Wiper Motor Circuit
    GC0131991Courtesy of CHRYSLER GROUP, LLC
    1. Connect a jumper wire between the (W7) Wiper Park Switch Sense circuit and ground.
    2. With the scan tool, read the Front Wiper Park Switch Sense.

      Does the Front Wiper Park Switch Sense display: True?

      Yes 

      • Replace the Front Wiper Motor in accordance with the Service Information.
      • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .

      No 

      • Go To  4
  4. CHECK (W7) WIPER PARK SWITCH SENSE CIRCUIT FOR AN OPEN 
    Fig 3: Checking Wiper Park Switch Sense Circuit For An Open
    GC0131992Courtesy of CHRYSLER GROUP, LLC
    1. Turn the ignition off.
    2. Disconnect the TIPM C7 harness connector.
    3. Measure the resistance of the (W7) Wiper Park Switch Sense circuit between the Front Wiper Motor harness connector and the TIPM C7 harness connector.

      Is the resistance below 10.0 Ohms?

      Yes 

      • Replace the Totally Integrated Power Module (TIPM) in accordance with the Service Information.
      • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .

      No 

      • Repair the (W7) Wiper Park Switch Sense circuit for an open.
      • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
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