Audi A4 Owners & Service Manuals

Audi A4: Impact Member, Removing and Installing

Audi A4 (B9) 2016-2023 Service Manual / Body / Body Exterior / Bumpers / Impact Member, Removing and Installing

  • Follow the safety precautions. Refer to → Body Interior; Rep. Gr.00; Safety Precautions; Safety Precautions when Working on Pyrotechnic Components.

- Remove the bumper cover. Refer to → Chapter "Bumper Cover, Removing and Installing".

- Remove the washer nozzle for the headlamp washer system and set it aside with the washer fluid hose still connected. Refer to → Electrical Equipment; Rep. Gr.92; Headlamp Washer System; Washer Nozzles, Removing and Installing.

- If equipped, place the drip tray under the separating point and disconnect the washer fluid hose -3- by pressing the release buttons in the direction of -arrows-.

- Free up the washer fluid hose -4-.


Pyrotechnic components may deploy unintentionally.

Risk of injury.

- Discharge static electricity by briefly touching the door striker.

- Vehicles with pedestrian protection: Disconnect the connector -2- from the pedestrian protection crash sensor.


- Disconnect the connector -1- from the Outside Air Temperature Sensor -G17--3- and free up the wiring harness.


- Loosen the threaded connection -1 through 4- and remove the bolts -A- upward.

If the Bolts cannot be Removed


- Apply adhesive tape -5- to the headlamp -1- near the fender.

- Remove the bolts -2, 3, 4 and 6-.

Continuation for All Vehicles


- Remove the bolt -1-.

- Remove the impact member -3- from the mount -2-.

Impact Member Mount, Removing

- Remove the horn bracket. Refer to → Electrical Equipment; Rep. Gr.90; Horn; Overview - Horn.


- Remove the bolts -arrows-.


- Remove the bolts -1 and 4-.

- Pull the lock carrier -3- slightly forward, push the impact member mount -2- upward and out of the guide -5- in the direction of -arrow- and remove it to the side.



Install in reverse order of removal and note the following:

- Adjust the spring element. Refer to → Chapter "Height, Adjusting using Spring Element".

Tightening Specifications

  • Refer to → Chapter "Overview - Impact Member"
  • Refer to → Chapter "Overview - Lock Carrier"


     Attachments, Removing and Installing

    Lock Carrier Cover, Removing and Installing Special tools and workshop equipment required Removal Wedge -T40233- Removing - Remove the hook release lever. Refer to → Chapter "Hook Rele

     Rear Bumper

    Overview - Rear Bumper Cover, Standard Equipment Overview - Bumper Cover 1 -  Bumper Cover Lower Section There are different versions. Refer to the Parts Catalog. Removing and installing.

     Rear Bumper Cover, Removing and Installing

    Special tools and workshop equipment required Body Socket -T40078- Depending on the equipment version, the following additional work must be performed. Removing - Remove the bolts -1-. -&nb


     Windshield Wiper/Washer System

    Washer Fluid Hoses Washer Fluid Line Hose Connections, Disconnecting and Connecting Various hose couplings are used to connect the hoses to the washer fluid pumps and spray jets or as coupling points. Unsecured Hose Coupling - To disconnect the connection, pull both parts of the coupling apar


    Intake Air Temperature Sensor -G42-/Manifold Absolute Pressure Sensor -G71-, Removing and Installing All procedures are described under: → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.24; Sensors; Intake Air Temperature Sensor G42/Manifold Absolute Pressure SensorG71, Remo

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