Left Unlock Output Failure - Chrysler Town and Country 2003 Owner's Manual

POWER DOOR LOCKS/RKE
Symptom:

LEFT UNLOCK OUTPUT FAILURE

When Monitored and Set Condition:
LEFT UNLOCK OUTPUT FAILURE
When Monitored: At all times when battery power is supplied to the Body Control
Module.
Set Condition: When the BCM senses a short condition on the left side door unlock
circuits for over 125 milliseconds.
DTC PRESENT
BODY CONTROL MODULE - LEFT DOOR UNLOCK DRIVER SHORT TO GROUND
LEFT FRONT DOOR UNLOCK DRIVER SHORT TO GROUND
LEFT SLIDING DOOR UNLOCK DRIVER SHORT TO GROUND
LEFT FRONT DOOR LOCK MOTOR - SHORT TO GROUND
LEFT SLIDING DOOR LOCK MOTOR - SHORT TO GROUND
TEST
1 NOTE: When this code is present all unlock outputs may be turned off.
With the DRBIII , record and erase DTC's.
With the DRBIII , read DTC's.
Operate the door locks several times from the Driver Door Lock Switch while
monitoring the DRBIII .
Does the DRBIII display LEFT UNLOCK OUTPUT FAILURE?
Yes → Go To 2
→ Using the wiring diagram/schematic as a guide, inspect the
No
2 Disconnect the Body Control Module C2 connector.
Measure the resistance between ground and the Left Front Door Unlock Driver
circuit and then the Left Sliding Door Unlock Driver circuit.
Select the appropriate reading.
Left Front Door Unlock under 1000.0 ohms
Left Sliding Door Unlk under 1000.0 ohms
Neither circuit under 1000.0 ohms.
POSSIBLE CAUSES
ACTION
wiring and connectors.
Perform BODY VERIFICATION TEST - VER 1.
Go To 3
Go To 4
Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
766
APPLICABILITY
All
All