Audi A4 Owners & Service Manuals

Audi A4: Refrigerant Circuit General Information

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 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. - Individuals with electronic/medical life- and health su

 Refrigerant Circuit Components Allocation, High and Low Pressure Sides

 General Information

High pressure side are the condenser, receiver/dryer and restrictor or expansion valve to separate the high and low pressure liquid ends. High pressure results from the restrictor or expansion valve

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 Outer CV Joint, Checking

It is necessary to disassemble the joint whenever replacing the grease or if the ball surfaces show wear or damage. Disassembling - Mark the position of the ball hub -2- to ball cage -3- and to housing -1- before disassembling, using an electric engraver or grindstone. - Tilt the ball h

 Rearview Camera -R189-, Removing and Installing

Rearview Camera -R189-, Removing and Installing, Sedan The Rearview Camera -R189- is inside the rear lid handle button. It permanently attached to the handle button. If the Rearview Camera -R189- must be replaced, then the handle button must also be replaced. Removing - Turn off the ignition

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