My Opel Astra 2001 cs central locking is not working i was advised by a locksmith it is the power feed to the central locking inside the car that is not strong enough - it was reset several times and

SOURCE: Camry central door locking not working after alarm going off.

there is a sensor on the door lock in the door if it goes bad or falls off it will do that take the door panel off window up and look at the back side of the lock a small snap ring holds it on some even come unplugged

SOURCE: Alarm and central door locking.

Replace the alarm control box, it is usually under the driver seat, or in the extreme left corner of the dash. If the box under the driver seat got wet for any reason, expect bizaare things to happen; in any case, replace the box.

SOURCE: 99 4-runner limited-power door locks dont lock, but will unlock

check for loose ground at drivers side switch

SOURCE: 2008 Toyota Prado - timing

Remove instrument panel, at rear is indicated where to move screw from one position to the other!

SOURCE: central locking is not responing via remote or via

Sell it, water damaged cars are not worth the rubber they are sitting on sorry....