Chrysler RG Voyager. Manual — part 300
TEST
ACTION
APPLICABILITY
5
Turn the ignition off.
Remove the Wiper Hi/Low Relay from the PDC.
Disconnect the FCM from the IPM.
Connect a jumper wire between the Wiper Hi/Low Relay Control circuit at the IPM
connector to ground.
Measure the resistance between ground and the Wiper Hi/Low Relay Control circuit
in the PDC.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Wiper Hi/Low Relay Control circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
1169
WINDSHIELD WIPER & WASHER
FR WIPER HI-LO RELAY OPEN —
Continued
Symptom:
FR WIPER HI-LO RELAY SHORT TO BATT
POSSIBLE CAUSES
WIPER HI/LOW RELAY
WIPER HI/LOW RELAY CONTROL CIRCUIT SHORTED TO VOLTAGE
FCM
TEST
ACTION
APPLICABILITY
1
Turn the ignition off.
Remove the Wiper Hi/Low Relay from the PDC.
Disconnect the FCM from the IPM.
Turn the ignition on.
Measure the voltage of the Wiper Hi/Low Relay Control circuit at the PDC connector.
Is the voltage above 1.0 volt?
All
Yes
→ Repair the Wiper Hi/Low Relay Control circuit for a short to
voltage.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 2
2
Install a substitute relay in place of the Wiper Hi/Low Relay.
Turn the ignition on.
Turn the wipers on.
Does the system operate correctly?
All
Yes
→ Replace the Wiper Hi/Low Relay.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
1170
WINDSHIELD WIPER & WASHER
Symptom:
FRONT WASH SWITCH INPUT STUCK
POSSIBLE CAUSES
HIGH BEAM/FRONT WASHER SWITCH MUX CIRCUIT SHORTED TO GROUND
MULTI-FUNCTION SWITCH
WIRING HARNESS INSPECTION
FCM
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRB, select Body, Front Control Module and read the F Washer Switch
state.
Does the DRB display switch state as Closed?
All
Yes
→ Go To 2
No
→ Go To 4
2
Turn the ignition off.
Disconnect the Multi-Function Switch harness connector.
Turn the ignition on.
With the DRB, select Body, Front Control Module and read the F Washer Switch
state.
Does the DRB display switch state as Open?
All
Yes
→ Replace the Multi-Function Switch.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
3
Turn the ignition off.
Disconnect the Multi-Function Switch harness connector.
Disconnect the applicable BCM harness connector.
Measure the resistance between ground and the High Beam/Front Washer Switch
MUX circuit.
Is the resistance below 1000.0 ohms?
All
Yes
→ Repair the High Beam/Front Washer Switch MUX circuit for a
short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
1171
WINDSHIELD WIPER & WASHER
TEST
ACTION
APPLICABILITY
4
Turn the ignition on.
With the DRBIII
t, erase all BCM and FCM DTCs.
Turn the ignition off.
NOTE: Visually inspect the related wiring harness and circuits. Look for
any chafed, pierced, pinched, or partially broken wires.
NOTE: Visually inspect the related wiring harness connectors. Look for
broken, bent, pushed out, or corroded terminals.
Note: Refer to any Technical Service Bulletins (TSB) that may apply.
Were any problems found?
All
Yes
→ Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
1172
WINDSHIELD WIPER & WASHER
FRONT WASH SWITCH INPUT STUCK —
Continued
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