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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 103 (Totally Integrated Power Module (TIPM) - Electrical Diagnostics - 3500 Cab & Chassis, 4500 & 5500) >> Diagnosis and Testing >> B2305-Wiper Park Switch Input Circuit High >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. ACTIVE DTC 
    1. Turn the ignition on.
    2. With the scan tool, record and erase DTCs.
    3. Turn the Front Wipers on.
    4. With the scan tool, read the Front Wiper DTCs.

      Does the scan tool display this DTC as 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.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST  .
  2. (W7) WIPER PARK SWITCH SENSE CIRCUIT SHORT TO VOLTAGE 
    Fig 1: Checking Wiper Park Switch Sense Circuit
    GC0091107Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Front Wiper Motor harness connector.
    3. Disconnect the TIPM C7 harness connector.
    4. Turn the ignition on.
    5. Using a 12-volt test light connected to ground, check 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 BODY VERIFICATION TEST  .

      No 

      • Go To  3.
  3. (W7) WIPER PARK SWITCH SENSE CIRCUIT OPEN 
    Fig 2: Checking Wiper Park Switch Sense Circuit
    GC0091108Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. 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 above 5.0 Ohms?

      Yes 

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

      No 

      • Go To  4.
  4. WIPER MOTOR 
    1. Connect a jumper wire between the (W7) Wiper Park Switch Sense circuit and ground.
    2. Reconnect the TIPM C7 harness connector.
    3. Turn the ignition on.
    4. With the scan tool, read the Front Wiper Park Switch Sense.

      Does the Front Wiper Park Switch Sense display: True?

      Yes 

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

      No 

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