Dodge Dakota (ND). Manual — part 507
B2318-WIPER HI/LOW CONTROL CIRCUIT HIGH
8R - 26
WIPERS/WASHERS - ELECTRICAL DIAGNOSTICS
ND
B2318-WIPER HI/LOW CONTROL CIRCUIT HIGH (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/HIGH condition.
Possible Causes
(W2) 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 to Low then High.
With the Scan Tool, read the Wiper DTC’s.
Does the Scan Tool read: B2318-WIPER HI/LOW CONTROL CIR-
CUIT HIGH?
Yes
>> Go To 2
No
>> The condition that caused the symptom is currently not
present. Inspect the related wiring for a possible intermit-
tent condition. Look for any chafed, pierced, pinched, or
partially broken wires.
Perform the BODY VERIFICATION TEST — VER 1.
2.
WIPER HIGH/LOW RELAY
Turn the ignition off.
Remove the Wiper Hi/Low Relay.
Turn the ignition on.
Activate the Wiper Switch to all speed positions.
With the Scan Tool, read the DTC’s.
Does the Scan Tool read: B2318-WIPER HI/LOW CONTROL CIRCUIT HIGH?
Yes
>> Replace the Wiper Hi/Low Relay in accordance with the service information.
Perform the BODY VERIFICATION TEST — VER 1.
No
>> Go To 3
ND
WIPERS/WASHERS - ELECTRICAL DIAGNOSTICS
8R - 27
B2318-WIPER HI/LOW CONTROL CIRCUIT HIGH (CONTINUED)
3.
FRONT CONTROL MODULE
Turn the ignition off.
Remove the Wiper Hi/Low Relay.
Disconnect the FCM C3 harness connector.
Measure the voltage between ground and the (W2) Wiper Hi/Low
Relay Control circuit in the PDC.
Is there any voltage present?
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.
8R - 28
WIPERS/WASHERS - ELECTRICAL DIAGNOSTICS
ND
B231F-FRONT/REAR WASHER MOTOR CONTROL CIRCUIT LOW
ND
WIPERS/WASHERS - ELECTRICAL DIAGNOSTICS
8R - 29
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