Chrysler RG Voyager. Manual — part 306
TEST
ACTION
APPLICABILITY
4
Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Rear Wiper Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance of the Rear Wiper Switch MUX Return circuit from the Body
Control Module connector to the Rear Wiper Switch harness connector.
Is the resistance above 5.0 ohms?
All
Yes
→ Repair the Rear Wiper Switch MUX Return circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Body Control Module in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
5
Turn the ignition on.
With the DRBIII
t, erase all BCM and FCM DTCs.
Turn the ignition off.
The conditions necessary to set this DTC are not present at this time.
Using the schematics as a guide, inspect the wiring and connectors specific to this
circuit.
Wiggle the wiring while checking for shorts and open circuits.
Were there any problems found?
All
Yes
→ Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
1193
WINDSHIELD WIPER & WASHER
REAR WIPER SWITCH MUX INPUT OPEN —
Continued
Symptom:
REAR WIPER SWITCH MUX INPUT SHORT TO GROUND
When Monitored and Set Condition:
REAR WIPER SWITCH MUX INPUT SHORT TO GROUND
When Monitored:
Ignition ON
Set Condition:
A Sensor voltage is below 0.24 volts for more than 0.125 seconds.
POSSIBLE CAUSES
REAR WIPER SWITCH SHORTED
INTERMITTENT WIRING AND CONNECTORS
REAR WIPER SWITCH MUX CIRCUIT SHORT TO GROUND
REAR WIPER SWITCH MUX RETURN CIRCUIT SHORT TO GROUND
REAR WIPER SWITCH MUX CIRCUIT SHORT TO MUX RETURN CIRCUIT
BODY CONTROL MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRB, select Body, Body Control Module and read the R Wiper Switch Sensor
voltage.
Does the DRB display a Switch voltage less than 0.4 volts?
All
Yes
→ Go To 2
No
→ Go To 6
2
Turn the ignition off.
Disconnect the Rear Wiper Switch harness connector.
Turn the ignition on.
With the DRB, select Body, Body Control Module and read the R Wiper Switch Sensor
voltage..
Does the DRB display more than 4.8 volts?
All
Yes
→ Replace the Rear Wiper Switch in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
3
Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Rear Wiper Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between ground and the Rear Wiper Switch MUX circuit.
Is the resistance less than 5.0 ohms?
All
Yes
→ Repair the Rear Wiper Switch MUX Circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 4
1194
WINDSHIELD WIPER & WASHER
TEST
ACTION
APPLICABILITY
4
Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Rear Wiper Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between the Rear Wiper Switch MUX Return circuit and the
Rear Wiper Switch MUX circuit.
Is the resistance less than 5.0 ohms?
All
Yes
→ Repair the Rear Wiper Switch MUX Circuit for a short to the Rear
Wiper Switch MUX Return circuit.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 5
5
Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Rear Wiper Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between ground and the Rear Wiper Switch MUX Return
circuit.
Is the resistance less than 5.0 ohms?
All
Yes
→ Repair the Rear Wiper Switch MUX Return Circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Body Control Module in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
6
Turn the ignition on.
With the DRBIII
t, erase all BCM and FCM DTCs.
Turn the ignition off.
The conditions necessary to set this DTC are not present at this time.
Using the schematics as a guide, inspect the wiring and connectors specific to this
circuit.
Wiggle the wiring while checking for shorts and open circuits.
Were there any problems found?
All
Yes
→ Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
1195
WINDSHIELD WIPER & WASHER
REAR WIPER SWITCH MUX INPUT SHORT TO GROUND —
Continued
Symptom:
WASHER OUTPUT OPEN CIRCUIT
POSSIBLE CAUSES
WASHER PUMP MOTOR
WASHER PUMP MOTOR
FRONT WASHER MOTOR CONTROL CIRCUIT OPEN
REAR WASHER MOTOR CONTROL CIRCUIT OPEN
FRONT WASHER MOTOR CONTROL CIRCUIT SHORT TO VOLTAGE
REAR WASHER MOTOR CONTROL CIRCUIT SHORT TO VOLTAGE
FRONT CONTROL MODULE
INTERMITTENT WIRING AND CONNECTORS
TEST
ACTION
APPLICABILITY
1
Ignition on, engine off.
Press the Front Washer Switch.
Press the Rear Washer Switch.
Does the Front or Rear Washer Motor Function Normal?
All
Yes
→ Go To 2
No
→ Go To 3
2
Turn the ignition on.
With the DRBIII
t, erase all BCM and FCM DTCs.
Turn the ignition off.
The conditions necessary to set this DTC are not present at this time.
Using the schematics as a guide, inspect the wiring and connectors specific to this
circuit.
Wiggle the wiring while checking for shorts and open circuits.
Were there any problems found?
All
Yes
→ Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
3
Turn the ignition off to the lock position.
Disconnect the Washer Pump Motor harness connector.
Ignition on, engine off.
Using a 12-volt test light connected to 12 Volts, check the Front Washer Pump Motor
Control circuit in the Washer Pump Motor harness connector while pressing the
Front Washer Switch.
Does the test light illuminate brightly?
All
Yes
→ Replace the Washer Pump Motor in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 4
1196
WINDSHIELD WIPER & WASHER
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