Symptom:
FCM-REAR RIGHT TURN OUTPUT CIRCUIT OPEN
POSSIBLE CAUSES
INTERMITTENT CONDITION
REAR RIGHT TURN SIGNAL OUTPUT CIRCUIT OPEN
FRONT CONTROL MODULE
POWER DISTRIBUTION CENTER
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, clear all FCM DTC’s.
Actuate the Right Rear Turn Signal lamp.
With the DRBIIIt, read the DTC information.
Does the DRBIIIt read: Rear Right Turn Output Circuit Open?
All
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 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?
All
Yes → Repair the Rear Right Turn Signal Output circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 3
3 Turn the ignition off
Disconnect the FCM harness connector.
Disconnect the IPM C3 harness connector.
Measure the resistance between ground and the Rear Right Turn Signal Output
circuit.
Is the resistance above 5.0 ohms?
All
Yes → Replace the Power Distribution Center..
Perform BODY VERIFICATION TEST - VER 1.
No → Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
347
EXTERIOR LIGHTING
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