Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Dakota. However, it is still accessible from the selected car via links, so may be relevant.

INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, clear all FCM DTCs.
3. Turn the Washers on.
4. With the scan tool, read the Wiper/Washers DTCs.
  Does the scan tool read: B2320-FRONT/REAR WASHER MOTOR 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 .
(W10) WASHER PUMP MOTOR CONTROL CIRCUIT SHORT TO VOLTAGE
1. Turn the ignition off.
2. Disconnect the IPM C4 harness connector.
3. Disconnect the Washer Pump Motor harness connector.
4. Turn the ignition on.
5. Measure the voltage of the (W10) Washer Pump Motor Control circuit.
  Is the voltage above 5.0 volts?
  
  Yes
  - Repair the (W10) Washer Pump Motor Control circuit for a short to voltage.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 3.
(W20) WASHER PUMP MOTOR CONTROL CIRCUIT SHORT TO VOLTAGE
1. Disconnect the IPM C5 harness connector.
2. Measure the Voltage of the (W20) Washer Pump Motor Control circuit.
  Is the voltage above 5.0 volts?
  
  Yes
  - Repair the (W20) Washer Pump Motor Control circuit for a short to voltage.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Replace the Front Control Module in accordance with the service information.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .