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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 >> B2318-Wiper High/Low Control 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. INTERMITTENT CONDITION 
    1. Turn the ignition on.
    2. With the scan tool, clear all TIPM DTCs.
    3. Turn the Windshield Wipers on.
    4. With the scan tool read the DTC information.

      Does the scan tool read: B2318-WIPER HIGH/LOW CONTROL CIRCUIT HIGH?

      Yes 

      • Go To  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. Refer to BODY VERIFICATION TEST  .
  2. (W4) WIPER MOTOR HIGH SPEED CONTROL OUTPUT CIRCUIT OPEN 
    Fig 1: Checking Wiper Motor High Speed Control Output Circuit
    GC0091111Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the TIPM C6 harness connector.
    3. Disconnect the Wiper Motor harness connector.
    4. Measure the resistance of the (W4) Wiper Motor High Speed Control Output circuit.

      Is the resistance above 5.0 Ohms?

      Yes 

      • Repair the (W4) Wiper Motor High Speed Control Output circuit for an open condition.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST  .

      No 

      • Go To  3.
  3. (W4) WIPER MOTOR HIGH SPEED CONTROL OUTPUT CIRCUIT SHORTED TO VOLTAGE 
    Fig 2: Checking Wiper Motor High Speed Control Output Circuit
    GC0091112Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the TIPM C6 harness connector.
    3. Disconnect the Wiper Motor harness connector.
    4. Turn the ignition on.
    5. Measure for voltage on the (W4) Wiper Motor High Speed Control Output circuit.

      Is the voltage above 10.0 volts?

      Yes 

      • Repair the (W4) Wiper Motor High Speed Control Output circuit for a short to voltage condition.
      • 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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