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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis (Single Page) >> Drivelines & Axles >> Axle Shafts >> Front Suspension >> 40 Front Suspension >> SUBFRAME >> SUBFRAME With Steering Gear, Removing And Installing >> Removing

SUBFRAME With Steering Gear, Removing And Installing: Removing

NOTE:

During installation, all cable ties must be installed at the same location.

-- Before starting the procedure, determine the curb weight position. Refer to WHEEL BEARING IN CURB WEIGHT POSITION, LIFTING VEHICLES WITH COIL SPRING .

-- Secure the subframe. Refer to SUBFRAME, SECURING .

-- Disconnect the connector -2- and free up the wire.

GWWA10-12023Courtesy of AUDI OF AMERICA, LLC

-- Loosen the nut -1- several turns, and free up and disconnect the connector -3-.

-- Remove the nut -4- and free up the ground wire.

-- Free up the wires to the steering gear.

-- Equipment versions with electro-hydraulic engine mount: Disconnect the left and right connector -2- for the electrohydraulic engine mount solenoid valve.

GWWA10-12045Courtesy of AUDI OF AMERICA, LLC

-- Equipment versions with support bearing: Remove the left and right bolt -1- for the support bearing.

NOTE:

The illustration shows the installation position on a vehicle with a 2.0L TFSI engine.

-- Remove the bolt -arrow- and free up the bracket -1- with the wiring harness.

GWWA10-12016Courtesy of AUDI OF AMERICA, LLC

-- Remove the left and right bolts -arrow- for the subframe shield.

GWWA40-10742Courtesy of AUDI OF AMERICA, LLC

-- Open the left and right cover -1- on the suspension strut tower in direction of -arrow-.

GWWA40-10756Courtesy of AUDI OF AMERICA, LLC
GWWA10-12093Courtesy of AUDI OF AMERICA, LLC
CAUTION:

There is a risk of damaging the joints on the upper control arm.

  • The wheel bearing housing must be supported.

-- Tie up the left and right wheel bearing housing -1- as shown with the :T10038  . Use a hammer handle -2- to do this.

-- To protect the threads, remove the nut -arrow- on the left and right side from the tie rod end joint pin until it is flush with the joint pin threads.

GWWA48-10821Courtesy of AUDI OF AMERICA, LLC
WARNING:

There is a risk of injury from falling components.

  • When pressing off, the tie rod end loosens abruptly from the wheel bearing housing. Use, for example, the :VAS6931  to secure.
CAUTION:

There is a risk of damaging the ball joint puller.

  • Make sure that both puller lever arms are parallel to each other when using maximum force.

-- Remove the left and right tie rod end with the :VAS251805  from the wheel bearing housing.

-- Then remove the nut. Use a 6 mm inner hex socket to counterhold at the joint pin if necessary.

Equipment Versions with Electronic Damping 

GWWA43-10271Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the left and right connector -3- for the level control system sensor and free up the wire.

-- Remove the nut -2- and free up the coupling rod.

NOTE:

Ignore item -1-.

Continuation for All Vehicles

GWWA40-10484Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the left and right control arm threaded connections -1 and 3-.

-- Pivot the control arm toward the front.

NOTE:

To remove the bolt -1 -, push the steering all the way to the left or right.

Ignore item -2-.

-- To protect the threads, remove the nut -arrow- on the left and right from the guide link joint pin just until it is flush with the joint pin threads.

GWWA40-10741Courtesy of AUDI OF AMERICA, LLC
WARNING:

There is a risk of injury from falling components.

  • When pressing off, the tie rod end loosens abruptly from the wheel bearing housing. Use, for example, the :VAS6931  to secure.

-- Press out the guide link joint pin with the :T40043  from the conical seat. Do not damage the CV boot while doing so.

-- Remove the nut and free up the guide link on the wheel bearing housing. If necessary, counterhold the joint pin with a TORX® 40 socket to do this.

-- Remove the left and right nut -3- and the bolt -1- for the coupling rod -2-.

GWWA40-10485Courtesy of AUDI OF AMERICA, LLC

-- Remove the steering intermediate shaft from the steering gear and then push together. Refer to STEERING INTERMEDIATE SHAFT, REMOVING AND INSTALLING .

-- Remove the left and right drive axle from the transmission. Refer to DRIVE AXLE, REMOVING AND INSTALLING .

-- Equipment versions with SCR system: Free up the SCR delivery line -1- on the subframe.

GWWA10-12017Courtesy of AUDI OF AMERICA, LLC

-- Remove the left and right bolt -2- and lower the subframe with the :VAS6931  .

NOTE:

Make sure there is enough clearance for the wires when lowering the subframe.