AUDI A4 SECURITY

My Audi Won't Start. Had A Rough Start Up Right Before It Went Out And Revved The Engine And Got It To Start. Now It Won't Turn Over, Makes...

Car Starts And Engine Cuts Off Immediately As Yellow Immobilizer Light Is Blinking. Have To Switch Off Ignition And Remove Key Before...

On Hot Days, (the Car Is Black) The Alarm System Is Activated For No Apparent Reason. In At Least One Instance, The Alarm Sounded When...

My Audi When Sitting Outside For A Period Of Time The Car Alarm Randomly Goes Off For No Aparent Reason. Is There A Sensor In The Car That...