Liftgate Ajar Circuit Open - Chrysler Town and Country 2003 Owner's Manual

Symptom:

*LIFTGATE AJAR CIRCUIT OPEN

INTERMITTENT CONDITION
LIFTGATE AJAR SWITCH GROUND CIRCUIT OPEN
LIFTGATE AJAR SWITCH (CINCH/RELEASE MOTOR)
LIFTGATE AJAR SWITCH SENSE CIRCUIT OPEN
BODY CONTROL MODULE INTERNAL MALFUNCTION
TEST
1 Open the Liftgate.
With the DRBIII in Inputs/Outputs, read the LIFTGATE AJAR SW state.
Does the DRBIII display CLOSED?
Yes → The condition that caused this symptom is currently not present.
→ Go To 2
No
2 NOTE: If Power Liftgate equipped the ajar switch is in the Liftgate Cinch/
Release Motor.
Disconnect the Liftgate Ajar switch connector.
Using a 12-volt Test Light connected to 12-volts, test the Ground circuit for
continuity.
Does the light illuminate?
Yes → Go To 3
→ Repair the Ground circuit for an open.
No
3 Disconnect the Liftgate Ajar Switch connector.
With the DRBIII in Inputs/Outputs, read the LIFTGATE AJAR SW state.
Connect a jumper wire between Sense circuit and the Ground circuit.
Does the DRBIII display LIFTGATE AJAR SW: CLOSED?
Yes → Replace the Liftgate Ajar Switch or Cinch/Release Motor (Latch).
→ Go To 4
No
4 Disconnect the Body Control Module C3 harness connector.
Disconnect the Liftgate Ajar Switch harness connector.
Measure the resistance of the Sense circuit between the BCM C3 connector and the
Liftgate Ajar Switch connector..
Is the resistance below 5.0 ohms?
Yes → Replace the Body Control Module.
→ Repair the Liftgate Ajar Switch Sense circuit for an open.
No
POSSIBLE CAUSES
ACTION
Inspect the related wiring harness 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.
Perform BODY VERIFICATION TEST - VER 1.
429
DOOR AJAR
APPLICABILITY
All
All
All
All