The batterys have been changed and that has made no difference. The little red led does not work. There is no beeping noies coming from the car at all.

Hi i am new to this sigh, due to having a Preg P38 112000 miles 2 owners fom new witch has caused me no end of troule since I have had it 1. Complete engine rebuild, using more oil then fuel 2. Air con packing up 3 times 3. Heater leaking into the car. 4. Air suspension packing up. I could go...