Audi A4 Owners & Service Manuals

Audi A4: Additional settings

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 System settings

Introduction General settings are described in this chapter. You can find specific settings in the chapters about those settings. The available settings depend on the vehicle equipment. Date and time

 Software update

Introduction Applies to: vehicles with software update You can update your vehicle's software. The functions depend on the country and vehicle equipment: Update through the online system update Map

 Connected devices

Displayed connected devices Requirement: the vehicle must be stationary and the ignition must be switched on. Applies to: MMI: Select on the home screen: SETTINGS > Connected devices. Possible

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 Leaking or Damaged Components except A/C Compressor, Reservoir or Receiver/Dryer

The refrigerant circuit was completely empty (for example with larger leak or cracked hose)   Note In the event of only a minor leak with slow escape of refrigerant (e.g. at a small leakage point), the amount of refrigerant oil lost and the amount of moisture penetrating is not sufficien

 Test Sequence

Battery, Checking, Vehicles with Battery Monitoring Control Module J367 or Energy Management Control Module J644 and Data Bus On Board Diagnostic Interface J533 In certain model series the following is responsible for monitoring the electrical system: Energy Management Control Module -J644- or

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