Audi A4 Owners & Service Manuals

Audi A4: Laws and Regulations

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 General Information

  Note The laws and regulations listed below are applicable in Germany. Different or additional laws and regulations may apply in other countries. The effects of climate change can be seen wor

 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

 Refrigerant Circuit

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 Tachometer

The tachometer (1) displays the engine speed in revolutions per minute (RPM). The beginning of the red zone in the tachometer indicates the maximum permissible engine speed for all gears once the engine has been broken in. Before reaching the red zone, you should shift into the next higher gear, sel

 Wiring Harness and Connector Repairs

Vehicle Electrical System, General Repair Information   Caution When disconnecting and connecting battery, the procedure must be followed as described in the Repair Manual.   WARNING Some tools are supplied with a tool safety clip, which is slid over the tool points after using the

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