Backup Lamp Output Short - Chrysler Town and Country 2003 Owner's Manual

Symptom:

BACKUP LAMP OUTPUT SHORT

When Monitored and Set Condition:
BACKUP LAMP OUTPUT SHORT
When Monitored: With the transmission in reverse.
Set Condition: When voltage output status is Low.
INTERMITTENT CONDITION
BACKUP LAMP
BACKUP LAMP DRIVER CIRCUIT SHORT TO GROUND
BODY CONTROL MODULE
TEST
1 Turn the ignition on.
With the DRBIII , clear all BCM DTC's.
Place the transmission in reverse.
With the DRBIII , read the DTC information.
Does the DRBIII read: Backup Lamp Output Short?
Yes → Go To 2
No
2 Turn the ignition on.
Place the transmission in reverse.
Using a 12-volt test light connected to ground, check the Backup Lamp Output
circuit.
Does the test light illuminate brightly?
Yes → Replace the Backup Lamp.
No
3 Turn the ignition off.
Disconnect the Body Control Module harness connector.
Disconnect both rear tail lamp harness connector.
Measure the resistance of the Backup Lamp Driver circuit and ground.
Is the resistance below 5.0 ohms?
Yes → Repair the Backup Lamp Driver circuit for a short to ground.
No
POSSIBLE CAUSES
ACTION
→ 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.
Perform BODY VERIFICATION TEST - VER 1.
→ Go To 3
Perform BODY VERIFICATION TEST - VER 1.
→ Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
EXTERIOR LIGHTING
441
APPLICABILITY
All
All
All