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Home >> Audi >> 2022 >> S7 Premium Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Front Suspension) >> 40 Front Suspension >> SUBFRAME >> SUBFRAME With Steering Gear, Removing And Installing >> Removing

SUBFRAME With Steering Gear, Removing And Installing: Removing

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Before starting work:

-- Versions with coil springs: determine the curb weight position. Refer to VEHICLES WITH COIL SPRINGS, CHECKING THE CURB WEIGHT POSITION FOR AXLE ALIGNMENT .

-- Versions with air suspension: determine the standard vehicle height. Refer to STANDARD VEHICLE HEIGHT FOR AXLE ALIGNMENT ON VEHICLES WITH AIR SUSPENSION, CHECKING .

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

-- Free up the wiring duct -4- on the right coolant pipe and on the subframe.

GWWA19-12805Courtesy of AUDI OF AMERICA, LLC

-- Remove the nut -2- and bolt -3- and press the right coolant pipe back slightly on the subframe.

-- Equipped on some models: remove the bolts -arrows- and push the left coolant pipe to the side.

GWWA19-12761Courtesy of AUDI OF AMERICA, LLC

-- Remove the end panel bolts -arrows-.

GWWA10-12241Courtesy of AUDI OF AMERICA, LLC

-- Remove screw -1- and disconnect harness connector -2-.

GWWA10-12236Courtesy of AUDI OF AMERICA, LLC

-- Remove the connector -2- from the bracket and disconnect it.

GWWA10-12263Courtesy of AUDI OF AMERICA, LLC

-- Remove the nut -1- and free up the ground wires.

-- Free up the wires to the subframe.

-- Equipped on some models: remove the left and right bolt -1- for the support bearing.

GWWA10-12045Courtesy of AUDI OF AMERICA, LLC

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

GWWA40-10742Courtesy of AUDI OF AMERICA, LLC

-- Versions with 3.0L TDI engine: remove the nuts -arrows- and free up the Transmission Fluid Cooling Valve - N509-.

Fig 1: Transmission Fluid Cooling Valve -N509- Component Location
GWWA19-12818Courtesy of AUDI OF AMERICA, LLC

-- If required, free up the wiring harness and the SCR delivery line.

GWWA10-12024Courtesy of AUDI OF AMERICA, LLC
CAUTION:

There is a risk of damaging the joints on the upper control arm with a load that is too heavy.

- Support wheel bearing housing.

-- Engage the left and right : 10-222A/20  to the body, and tie up the wheel bearing housing as shown using the : T10038 

-- 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
CAUTION:

Abruptly loosening the tie rod end when removing increases the risk of injury.

It is possible that parts of the body may become bruised.

- Secure the tool with the engine and gearbox jack placed underneath.

-- 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.

Equipped on Some Models: 

Fig 2: Identifying Nuts
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.

Continuation for All: 

Fig 3: Identifying Power Steering Gear Boot
GWWA48-10400Courtesy of AUDI OF AMERICA, LLC

-- Clean the steering gear and the subframe near the boot.

-- Open the spring clamp -3- using the : VAS6362  .

-- Remove the clamp -1- and remove the boot -2- outward from the steering gear.

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

GWWA40-10484Courtesy of AUDI OF AMERICA, LLC

-- Pivot the control arm toward the front.

TIP:

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

-- 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.

GWWA40-10831Courtesy of AUDI OF AMERICA, LLC
CAUTION:

Abruptly loosening the ball joint when removing increases the risk of injury.

It is possible that parts of the body may become bruised.

- Secure the tool with the engine and gearbox jack placed underneath.

-- Remove the guide link joint pin from the conical seat using the : VAS251809  with : VAS251809/1  . Do not damage the CV boot while doing this.

-- Remove the nut by counterholding at the ball joint with a TX40 socket if necessary.

-- Free up the guide link on the wheel bearing housing.

-- 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 .

TIP:

GWWA42-10633Courtesy of AUDI OF AMERICA, LLC

For vehicles with a 3.0L TFSI engine, use a 14 mm internal multi-point socket -1- with corner extension -2- to remove the left engine mount bolt.

-- Equipped on some models: 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  .