Dodge Ram Truck 1500-2500-3500. Manual - part 417
FCM-REAR RIGHT TURN OUTPUT CIRCUIT OPEN (CONTINUED)
For the Exterior Lighting system circuit diagram (Refer to 8 - ELECTRICAL/LAMPS/LIGHTING - EXTERIOR -
SCHEMATICS AND DIAGRAMS).
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
With the ignition on
•
Set Condition:
The FCM detects an open condition
Possible Causes
REAR RIGHT TURN SIGNAL OUTPUT CIRCUIT OPEN
POWER DISTRIBUTION CENTER
FRONT CONTROL MODULE
1.
INTERMITTENT CONDITION
Turn the ignition on.
With the DRBIII
T
, clear all FCM DTC’s.
Actuate the Right Rear Turn Signal lamp.
With the DRBIII
T
, read the DTC information.
Does the DRBIII
T
read: Rear Right Turn Output Circuit Open?
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 BODY VERIFICATION TEST - VER 1.
2.
REAR RIGHT TURN SIGNAL OUTPUT CIRCUIT OPEN
Turn the ignition off.
Disconnect the IPM C3 harness connector
Measure the resistance of the Rear Right Turn Signal Output circuit.
Is the resistance above 5.0 ohms?
Yes
>> Repair the Rear Right Turn Signal Output circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
No
>> Go To 3
8L - 74
LAMPS/LIGHTING - EXTERIOR - ELECTRICAL DIAGNOSTICS
DR/DH