Quote Originally Posted by discorevy View Post
Hi
They're activated by pressure difference, if you want to lock the car but don't want the alarm to go off , then use the key to lock the door this still immobilises the engine, but doesn't activate passive side , but it does mean some unsavoury character can break in and take stuff
Thanks for this, I'm parked at work in a secure location and I want to have the windows open in the summer.

Cheers

Bo