Audi A4 Owners & Service Manuals

Audi A4: General, Technical data

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 Safety Precautions

Safety Precautions when Working on Vehicles with Start/Stop System There is a risk of injury due to the engine starting unexpectedly. The engine can start unexpectedly on vehicles with an activated

 Additional Safety Precautions for Airbag Control Module

  WARNING After every removal and installation of the Airbag Control Module -J234-, the "inertial sensor basic setting" must be performed. If the Airbag Control Module -J234- is replaced w

 Restraint System Pyrotechnic, Electric and Mechanical Components, Replacing After a Collision

Special tools and workshop equipment required Vehicle Diagnostic Tester The airbag control module must be replaced If the display "Control module faulty" appears after checking the DTC memory A

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 Checking Pressures for Vehicles with Restrictor and Reservoir (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 circuit (u

 Locking Mechanism Trim, Removing and Installing

Special tools and workshop equipment required Trim Removal Wedge -3409- Removing - Unlock the rear seat backrest. - Make sure the button -2- (indicator) is in the "up" position. - Push the tabs in the direction of -arrows- on both sides of the trim using a -3409-. - Remove t

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