W123 1985 central locking prob

[mikyd]

having problems with the central locking.

i live in cyprus and sometimes if the car is out in the sun the doors will unlock all by themselves.

if unlock my door with the door (driver or passenger) none of the other doors open.

and my boot locks and unlocks whenever it wants.

 

[television]

Hello and welcome.

You will have a vacuum leak in one of the pipes or a diaphragm in one of the doors leaking. It could be made worse by the heat in your country

the links all open up after BM ½ way down the page.

http://www.detali.ru/cat/oem_mb1.as...&GA=722.111&GM=716.001006&CT=F&Cat=222&SID=80

 

[mikyd]

thank you once again malcolm. you have been very helpful.