Audi A4 Owners & Service Manuals

Audi A4: Refrigerant Circuit, Determining Leaks

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 General Information

Vehicles with a High Voltage System (Hybrid Vehicles) Extremely Dangerous Due to High-Voltage The high-voltage system is under high-voltage. Death or serious bodily injury by electric shock. - I

 Refrigerant Circuit, Tracing Leaks Using Electronic Leak Detector

Vehicles with a High Voltage System (Hybrid Vehicles) Read and follow all of the supplemental warnings for all work performed on vehicles with the high voltage system. Refer to → Chapter "Wa

 Leak Detection on Refrigerant Circuit Using Leak Detection Kit -VAS6201A-

Vehicles with a High Voltage System (Hybrid Vehicles) Read and follow all of the supplemental warnings for all work performed on vehicles with the high voltage system. Refer to → Chapter "Wa

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 Rear Bumper Cover Mount, Removing and Installing

Bumper Cover Mount, Removing and Installing, Upper Removing - Remove the rear bumper cover. Refer to → Chapter "Bumper Cover, Removing and Installing". - Remove the bolts -arrows-. - Remove the upper mount -1-. Installing Install in reverse order of removal. Tightening Speci

 Battery

Battery general information Because of the complex power supply, all work on batteries such as disconnecting, replacing, etc., should only be performed by an authorized Audi dealer or authorized Audi Service Facility. Multiple batteries with different technologies may be installed in your vehicle:

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