1999 Porsche 911 Q&A

1999 Porsche 911 Question: my alarm is malfunctioning, often going off on its own-

car has 145000 miles. recently alarm malfunctioning and emitting lite on dash not appearing at all. -
Answer 1
It could do this for many reason which requires an OE diagnostic computer, but I'd start by checking the battery with a good battery tester. This would be the first and cheapest test. Zee -