Symptom List:
*VTSS FAILS TO ARM FROM DRIVER DOOR CYLINDER LOCK
SWITCH (EXPORT ONLY)
*VTSS FAILS TO ARM/DISARM FROM DRIVER DOOR CYLINDER
LOCK SWITCH
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be *VTSS FAILS TO ARM FROM
DRIVER DOOR CYLINDER LOCK SWITCH (EXPORT ONLY).
POSSIBLE CAUSES
DOOR LOCK OPERATION TEST
GROUND CIRCUIT OPEN
DRIVER DOOR SWITCH MUX CIRCUIT OPEN
DRIVER CYLINDER LOCK SWITCH FAULTY
TEST ACTION APPLICABILITY
1 Open the driver door and operate the door locks from the door lock switch.
Did the door locks operate properly?
All
Yes → Go To 2
No → Refer to symptom: *ALLLOCKS INOPERATIVE FROM DRIVER
DOOR LOCK SWITCH in the POWER DOOR LOCKS/RKE
category.
2 Disconnect the Cylinder Lock Switch connector.
Measure the resistance of the ground circuit to body ground.
Is the resistance below 5.0 ohms?
All
Yes → Go To 3
No → Repair the ground circuit for an open.
Perform VTSS VERIFICATION TEST - 1A.
3 Disconnect the Cylinder Lock Switch connector.
Measure the voltage between the Driver Door Switch Mux circuit and ground.
Is the voltage approximately 5.0 volts?
All
Yes → Replace the Driver Cylinder Lock Switch.
Perform VTSS VERIFICATION TEST - 1A.
No → Repair the Driver Door Switch Mux circuit for an open.
Perform VTSS VERIFICATION TEST - 1A.
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VEHICLE THEFT/SECURITY