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Symptom:
*LEFT REAR DOOR AJAR CIRCUIT OPEN
BCM NOT RESPONDING TO INPUT
GROUND CIRCUIT OPEN
LEFT REAR DOOR LOCK MOTOR/AJAR SWITCH OPEN
LEFT REAR DOOR AJAR SWITCH SENSE CIRCUIT OPEN
BODY CONTROL MODULE
TEST
1
Open the left rear door.
With the DRBIII in Inputs/Outputs, read the LR DOOR AJAR SW state.
Does the DRBIII display CLOSED?
Yes → Replace the Body Control Module.
→ Go To 2
No
2
Disconnect the Left Rear Door Lock Motor/Ajar Switch harness connector.
Using a 12-volt Test Light connected to 12-volts, check the Ground circuit.
Does the test light illuminate?
Yes → Go To 3
→ Repair the ground circuit for an open to the Driver Door Module.
No
3
Disconnect the Left Rear Door Lock Motor/Ajar Switch harness connector.
Connect a jumper wire between the Sense circuit and the Ground circuit.
With the DRBIII in Inputs/Outputs, read the LR DOOR AJAR SW state.
Does the DRBIII display CLOSED?
Yes → Replace the Left Rear Door Lock Motor/Ajar Switch in accordance
→ Go To 4
No
4
Disconnect the Left Rear Door Lock Motor/Ajar Switch harness connector.
Disconnect the BCM C2 connector.
Measure the resistance of the Sense circuit from the BCM connector to the Door Lock
Motor/Ajar Switch connector. .
Is the resistance below 5.0 ohms?
Yes → Replace the Body Control Module.
→ Repair the Left Rear Door Ajar Switch Sense circuit for an open.
No
POSSIBLE CAUSES
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
377
DOOR AJAR
APPLICABILITY
All
All
All
All
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