Diagnostic Test

2009 Jeep Compass Limited, EDG, StandardSECTION Diagnostic Test
  1. CONDITION PRESENT 
    1. Ignition on, engine off.
    2. Turn the front wipers on.

      Does the Front Wiper Motor Function?

      Yes 

      • Go to step  2

      No 

      • Go to step  3
  2. INTERMITTENT WIRING AND CONNECTORS 
    1. Turn the ignition on.
    2. With the scan tool, erase all TIPM DTCs.
    3. Turn the ignition off.
    4. The conditions necessary to set this DTC are not present at this time.
    5. Using the schematics as a guide, inspect the wiring and connectors specific to this circuit.
    6. Wiggle the wiring while checking for shorts and open circuits.

      Were there any problems found?

      Yes 

      No 

      • Test Complete.
  3. FUSED ACCESSORY RELAY OUTPUT CIRCUIT 
    1. Turn the ignition off to the lock position.
    2. Disconnect the Front Wiper Motor harness connector.
      NOTE: Check connectors - Clean/repair as necessary.
    3. Ignition on, engine off.
    4. Using a 12-volt test light connected to ground, check the Fused Accessory Relay Output circuit in the Front Wiper Motor harness connector.

      Does the test light illuminate brightly?

      Yes 

      • Go to step  4

      No 

  4. FRONT WIPER MOTOR 
    1. Turn the ignition off to the lock position.
    2. Disconnect the Front Wiper Motor harness connector.
    3. Ignition on, engine off.
    4. Using a 12-volt test light connected to 12 Volts, check the (W4) Front Wiper High Speed Control circuit in the Front Wiper Motor harness connector while pressing the Front Washer Switch.

      Does the test light illuminate brightly?

      Yes 

      No 

      • Go to step  5
  5. (W4) FRONT WIPER HIGH SPEED CONTROL CIRCUIT OPEN 
    Fig 1: Checking Front Wiper High Speed Control Circuit For Open
    GC0100245Courtesy of CHRYSLER LLC
    1. Turn the ignition off to the lock position.
    2. Disconnect the TIPM C11 harness connector.
    3. Disconnect the Front Wiper Motor harness connector.
      NOTE: Check connectors - Clean/repair as necessary.
    4. Measure the resistance of the (W4) Front Wiper High Speed Control Circuit from the TIPM C11 connector to the Front Wiper Motor harness connector.

      Is the resistance above 5.0 Ohms?

      Yes 

      No 

      • Go To step  6
  6. (W4) FRONT WIPER HIGH SPEED CONTROL CIRCUIT SHORT TO VOLTAGE 
    Fig 2: Checking Front Wiper High Speed Control Circuit For Short To Voltage
    GC0100246Courtesy of CHRYSLER LLC
    1. Turn the ignition off to the lock position.
    2. Disconnect the TIPM C11 harness connector.
    3. Disconnect the Front Wiper Motor harness connector.
      NOTE: Check connectors - Clean/repair as necessary.
    4. Turn the ignition on.
    5. Using a 12-volt test light connected to ground, check the (W4) Front Wiper High Speed Control circuit.

      Does the test light illuminate brightly?

      Yes 

      No 

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.