Dodge Durango (HB). Manual — part 600
B2317-WIPER HI/LOW CONTROL CIRCUIT LOW
HB
FRONT WIPERS/WASHERS - ELECTRICAL DIAGNOSTICS
8R - 23
B2317-WIPER HI/LOW CONTROL CIRCUIT LOW (CONTINUED)
For the Wiper/Washer system circuit diagram (Refer to 8 - ELECTRICAL/WIPERS/WASHERS - SCHEMATICS AND
DIAGRAMS).
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
•
With the ignition on.
•
Set Condition:
•
When the FCM detects a short/low condition.
Possible Causes
WIPER HIGH/LOW RELAY
POWER DISTRIBUTION CENTER
FRONT CONTROL MODULE
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.
Diagnostic Test
1.
INTERMITTENT CONDITION
Turn the ignition on.
With the Scan Tool, clear all FCM DTC’s.
Turn the Wipers from High to Low.
With the Scan Tool, read the Wiper DTC’s.
Does the Scan Tool read: B2317-WIPER HI/LOW CONTROL CIRCUIT LOW?
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 — VER 1.
2.
WIPER HI/LOW RELAY
Turn the ignition off.
Install a substitute relay in place of the Wiper Hi/Low Relay.
Turn the ignition on.
With the Scan Tool, read the DTC’s.
Does the Scan Tool read: B2317-WIPER HI/LOW CONTROL CIRCUIT LOW?
Yes
>> Go To 3
No
>> Replace the Wiper Hi/Low Relay in accordance with the service information.
Perform the BODY VERIFICATION TEST — VER 1.
8R - 24
FRONT WIPERS/WASHERS - ELECTRICAL DIAGNOSTICS
HB
B2317-WIPER HI/LOW CONTROL CIRCUIT LOW (CONTINUED)
3.
FRONT CONTROL MODULE
Turn the ignition off.
Remove the Wiper Hi/Low Relay.
Disconnect the FCM C3 harness connector.
Measure the resistance between ground and the Wiper Hi/Low Relay
Control circuit in the PDC.
Is the resistance below 5.0 ohms?
Yes
>> Replace the Power Distribution Center in accordance with
the service information.
Perform the BODY VERIFICATION TEST — VER 1.
No
>> Replace the Front Control Module in accordance with the
service information.
Perform the BODY VERIFICATION TEST — VER 1.
HB
FRONT WIPERS/WASHERS - ELECTRICAL DIAGNOSTICS
8R - 25
B2318-WIPER HI/LOW CONTROL CIRCUIT HIGH
8R - 26
FRONT WIPERS/WASHERS - ELECTRICAL DIAGNOSTICS
HB
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