Fcm-Park Lamp Relay Output Circuit High - Dodge Ram 2004 Service Manual

Symptom:

FCM-PARK LAMP RELAY OUTPUT CIRCUIT HIGH

INTERMITTENT CONDITION
PARK LAMP RELAY
FRONT CONTROL MODULE
INTEGRATED POWER MODULE
TEST
1 Turn the ignition on.
With the DRBIII , clear all FCM DTC's.
Turn the Park Lamps on.
With the DRBIII , read the DTC information.
Does the DRBIII read: Park Lamp Relay Output Circuit High?
Yes → Go To 2
→ The condition that caused the symptom is currently not present.
No
2 Turn the ignition off.
Remove and install a known good relay in place of the Park Lamp Relay.
Do the Park Lamps operate normally?
Yes → Replace the Park Lamp Relay.
→ Go To 3
No
3 Turn the ignition off.
Remove the Park Lamp Relay from the IPM.
Remove the Front Control Module from the IPM.
Measure the voltage of the Park Lamp Relay Control circuit and ground.
Is the voltage above 1.0 volts?
Yes → Replace the Integrated Power Module.
→ 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.
Perform BODY VERIFICATION TEST - VER 1.
EXTERIOR LIGHTING
341
APPLICABILITY
All
All
All