Buick LaCrosse still left entrance door central locking can not be locked

A mileage of about 40,000 km in the 2008 Buick LaCrosse Digimaster 3 sedan, buyers mirror: The car remaining front doorway cannot be unlocked.

Diagnosis: Following inspection, located that equally locked with all the remote control or manually lock during the remaining entrance doorway cannot be locked, but left the front door unlocked properly. Other doorway lock adequately.

In buy to carry out lock operations dashboard by means of 15A fuse box doorway lock / trunk fuse into the body regulate module gives battery beneficial voltage. This circuit is specialised for each physique control module door lock actuator ability CK-100circuit. Body management module ground circuit by the G301 gives that the circuit could be the body handle module is accustomed to ground the door lock actuator. If the operation of the door switch, the human body control module from within the higher than two circuits connected to the corresponding locking and unlocking management circuit to begin locking and unlocking capabilities.

When you push a button within the remote regulate, the distant management for the remote command door lock receiver sends a signal. Distant keyless entry receiver gets the sign and sends out a two serial facts, ask for your body control module executes capabilities.

Door lock operation: In the event the system command module detects both a door lock swap on the lock place, or soil acquired within the distant lock signal, it is going to lock door lock actuator management Toyota it2 circuit switches to battery beneficial voltage. The door lock actuator switch to the lock posture. The doorway lock actuator unlock control circuit grounding in the system handle module.

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