Dodge Ram Truck Service Manual Wipers, Washers

WASHER FLUID LEVEL SWITCH SIGNAL CIRCUIT SHORT TO GROUND
Turn the ignition off. Disconnect the FCM harness connector. Disconnect the Washer Fluid Level Switch harness connector. Measure the resistance between ground and the Washer Fluid Level Switch Signal circuit.

POWER DISTRIBUTION CENTER
Turn the ignition off.
Disconnect the FCM from the IPM.
Disconnect the IPM C3 harness connector.
Measure the resistance between ground and the IPM Washer Pump Motor Control circuit terminal pin.

WASHER PUMP MOTOR - FRONT
Turn the ignition off.
Disconnect the Washer Pump Motor harness connector.
Connect a jumper wire between cavity 1 and cavity 2.
Turn the ignition on.
With the DRBIIIT, read DTCs.

POWER DISTRIBUTION CENTER
Turn the ignition off.
Disconnect the FCM from the IPM.
Disconnect the IPM C3 harness connector.
Measure the internal resistance of the IPM Washer Pump Motor Control circuit.