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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 Refrigerant Circuit, Checking Pressure with Service Station

General Information   Note All test conditions marked * are vehicle-specific and are described in the Repair Manual for the relevant vehicle. Check cooling performance. Connections with valve and service connections for measurement and testing. Refer to → Heating, Ventilation and

 Battery Charger -VAS5900- Service Charge

  WARNING Risk of injury. Follow all warning messages and safety precautions. Refer to → Chapter "Warnings and Safety Precautions".   Caution "Service charging" is not permitted for VW vehicles, because voltage surges can damage the on-board electronics. The Battery -A- must

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