central unlocking
Moderator: martauto
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811
- E30 Zone Newbie

- Posts: 69
- Joined: Sat Feb 09, 2013 11:00 pm
my central locking unlocks itself a few seconds after i lock it. anyone know what the problem could be?.. thanks ('90 325sport if that matters)
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FinalD
- E30 Zone Camper

- Posts: 1098
- Joined: Wed Apr 25, 2012 11:00 pm
- Location: Bristol
Mine does this, it can vary from 30seconds to a few hours after locking. I'm assuming it is the locking mech gumming up and I know that the driver and passenger locks need a rebuild on mine, hence my assumption.
Very annoying though, should sort it but been putting it off. If someone comes back with a known reason for this (rather than my assumption), it'd be good to hear.
Very annoying though, should sort it but been putting it off. If someone comes back with a known reason for this (rather than my assumption), it'd be good to hear.
1988 325i Cabriolet - Gone.
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Brianmoooore
- E30 Zone Team Member

- Posts: 49360
- Joined: Mon Jan 10, 2005 11:00 pm
Assuming it's not some aftermarket alarm acting up, the locking ECU thinks the driver's door isn't shut.
The reason will be wear in the linkage inside the door, probably compounded by 23 years of lack of lubrication. Try adjusting the lock motor slightly in its slotted mounting holes.
If the wear is too great, you won't be able to cure the problem without causing other issues.
The reason will be wear in the linkage inside the door, probably compounded by 23 years of lack of lubrication. Try adjusting the lock motor slightly in its slotted mounting holes.
If the wear is too great, you won't be able to cure the problem without causing other issues.
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811
- E30 Zone Newbie

- Posts: 69
- Joined: Sat Feb 09, 2013 11:00 pm
thanks brian.. it does have aftermarket alarm, so that could be the problem.. still does it when i lock it with key without setting alarm though, so i took it to be a CL problem.. i'l try the motor 1st.
