Diagnostic Test

1) INTERMITTENT CONDITION
Turn the ignition on.

With the Scan Tool, clear all TIPM DTC's.

Turn the Washers on.

With the Scan Tool, read the Wiper/Washers DTC's.

Does the Scan Tool read: B2377-REAR WASHER SWITCH INPUT CIRCUIT?

Yes
1. Go To 2).
No
1. 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.
2. Perform BODY VERIFICATION TEST - VER 1 .
2) (W10) WASHER PUMP MOTOR CONTROL CIRCUIT SHORT TO VOLTAGE

Fig 1: Measuring Voltage Of Washer Pump Motor Control Circuit
Courtesy of CHRYSLER LLC

Turn the ignition off.

Disconnect the TIPM C1 harness connector.

Disconnect the Washer Pump Motor harness connector.

Turn the ignition on.

Measure the voltage of the (W10) Washer Pump Motor Control circuit.

Is the voltage above 5.0 volts?

Yes
1. Repair the (W10) Washer Pump Motor Control circuit for a short to voltage.
2. Perform BODY VERIFICATION TEST - VER 1 .
No
1. Go To 3).
3) (W20) WASHER PUMP MOTOR CONTROL CIRCUIT SHORT TO VOLTAGE

Fig 2: Measuring Voltage Of Washer Pump Motor Control Circuit
Courtesy of CHRYSLER LLC

Measure the Voltage of the (W20) Washer Pump Motor Control circuit.

Is the voltage above 5.0 volts?

Yes
1. Repair the (W20) Washer Pump Motor Control circuit for a short to voltage.
2. Perform BODY VERIFICATION TEST - VER 1 .
No
1. Replace the Totally Integrated Power Module in accordance with the service information.
2. Perform BODY VERIFICATION TEST - VER 1 .