Audi A4: Transmission

 Laws and Regulations

Refrigerant Circuit, Converting R12 to R134a and Servicing   Note For environmental reasons and on account of the corresponding legislation, refrigerant R12 can no longer be manufactured or supplied. Refrigerant R134a has been developed as a replacement for R12. A/C systems developed and

 Refueling

Messages The following messages may appear depending on the vehicle equipment: Messages If the indicator light appears with a corresponding message, refuel the vehicle. Tank system: malfunction! Please contact Service There is a malfunction in the fuel tank system. Drive to an authorized Audi d