Fcm-Right Trail Relay Output Circuit Low - Dodge Ram 2004 Service Manual

Symptom:

FCM-RIGHT TRAIL RELAY OUTPUT CIRCUIT LOW

INTERMITTENT CONDITION
FRONT CONTROL MODULE
POWER DISTRIBUTION CENTER
TEST
1 Turn the ignition on.
With the DRBIII , clear all FCM DTC's.
Actuate the Trailer Tow Lamps.
With the DRBIII , read the DTC information.
Does the DRBIII read: Right Trailer Relay Output Circuit Low?
Yes → Go To 2
→ The condition that caused the symptom is currently not present.
No
2 Turn the ignition off
Remove the FCM from the IPM.
Measure the resistance between ground and the Right Trailer Tow Relay control
circuit in the IPM.
Is the resistance below 5.0 ohms?
Yes → Replace the Power Distribution Center(PDC).
→ Replace the Front Control Module.
No
POSSIBLE CAUSES
ACTION
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.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
EXTERIOR LIGHTING
355
APPLICABILITY
All
All