Audi Q3 Owners & Service Manuals

Audi Q3: Chassis

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 Brake System

 General, Technical data

Identification Brake PR Numbers The PR number on the vehicle data label describes which brake system is installed in the vehicle. Example of a Vehicle Data Sticker: A - Front Brakes (e

 Antilock Brake System

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 Check Valve, Checking

Check valve is removed, refer to → Chapter "Check Valve, Removing and Installing".   Note The check valve is installed directly in front of the vacuum pump. Valve must allow air to flow in direction of arrow. Valve must remain closed in opposite direction.  

 Checking Pressures on Vehicles with Expansion Valve and Receiver/Dryer (with Internally Regulated Compressor)

General Information   Note Connect the A/C service station. Refer to → Chapter "A/C Service Station, Connecting". Observe the test requirements. Refer to → Chapter "Pressures, Checking". - With the ignition switched off, check the pressure in the refrigerant

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