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Home >> Lincoln >> 2005 >> LS V8-3.9L VIN A >> Repair and Diagnosis >> Body and Frame >> Locks >> Power Locks >> Testing and Inspection >> Pinpoint Tests >> Test M: The Auto-Lock Does Not Operate Correctly
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Test M: The Auto-Lock Does Not Operate Correctly

PINPOINT TEST M: THE AUTO-LOCK DOES NOT OPERATE CORRECTLY


M1:






M1-M7:






Normal Operation
The auto-locking function causes the vehicle to automatically lock all doors when all of the following conditions are concurrently met during the current key cycle:
- all the doors are closed
- the auto-locking function is active
- the ignition switch is in the ON position
- the transmission is in DRIVE or REVERSE
- the vehicle speed exceeds 5 km/h (3 mph)

After the initial activation of auto-locking and at least one door has been opened, auto-locking is activated again if the following conditions are concurrently met:
- all the doors are closed
- the auto-locking function is active
- the ignition switch is in the ON position
- the transmission is in DRIVE or REVERSE
- the vehicle speed exceeds 5 km/h (3 mph)

Possible Causes
- Door ajar switches
- Driver door module (DDM)
- Vehicle speed sensor (VSS) message from the anti-lock brake system (ABS) module
- Digital transmission range (TR) sensor message from the powertrain control module (PCM)
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