A4 Cabriolet - Imobilizer

[Acidic32]

Ok, the car sometimes refuses to start, it just cuts out, with the imobilizer light flashing. The only fault is Key Signal Low.

What would cause this? The Transponder in key or Reciever in car?

Any help appreciated.

 

[markyzs180]

try changing the battery first mate, CR2032 is what you need....

 

[Acidic32]

Forgot to state, new battery in there