Originally Posted by
Iain Mac
My weird electrical problem is that, with the car parked in the garage and no keys in it, every now and again the ABS pump fires up for no obvious reason.
Somehow you pump has got a permanent live, opposed to being switched via ignition pos 1, and yes this will drain the battery!
The pump switches off when the system is at the correct pressure, the same as it does when driving etc, if you were to push the pedal a few times you will hear it activate.
Martin