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Home >> Audi >> 2022 >> Q3 Premium Plus >> 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

Vehicles with High-Voltage System: 

CAUTION:

There is a risk of fatal injury due to high voltage.

Electrocution by direct contact or electric arc can cause severe bodily injury or fatal injury.

- Have an Audi high-voltage technician (HVT) or an Audi high-voltage expert (HVE) de-energize the high-voltage system.

-- De-energize the high-voltage system. Refer to the appropriate Service Information .

Continuation for All Vehicles: 

-- Turn the steering wheel in the straight position.

-- Switch the ignition off and open the driver door so the steering wheel lock engages.

-- Use the steering wheel locking device -2- to lock the steering wheel -1- when the wheels are in straight-ahead position.

GWWA44-10558Courtesy of AUDI OF AMERICA, LLC

LHD vehicles: 

GWWA70-13283Courtesy of AUDI OF AMERICA, LLC

-- Remove the buttons/nuts -arrows-.

Continuation for All Vehicles: 

-- Free up the carpet in the area of the universal joint and push it slightly rearward.

-- Remove the bolt -1- and remove the universal joint -2- from the steering gear -arrow-.

GWWN48-10715Courtesy of AUDI OF AMERICA, LLC

-- Remove the front wheels. Refer to WHEELS AND TIRES .

-- Remove the noise insulations. Refer to OVERVIEW - NOISE INSULATION .

-- Remove the front tunnel underbody trim panels. Refer to OVERVIEW - UNDERBODY TRIM PANELS .

Vehicles with level control system sensor 

GWWN40-10689Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the left and right connector -1- from the front level control system sensor.

Vehicles with TDI engine 

GWWA10-12135Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector -arrow- from the Heater Support Pump -V488-.

Continuation for all vehicles 

Fig 1: Identifying Connector From Oil Level Thermal Sensor
GWWA10-11352Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector for the Oil Level Thermal Sensor -G266- -arrow- and free up the wire from the subframe. There are different versions depending on the engine.

-- Vehicles with starter generator: unclip the right wiring guide -1- on the subframe to do so release the catches -arrows-.

GWWA40-10897Courtesy of AUDI OF AMERICA, LLC

Vehicles with High-Voltage System: 

GWWA26-11644Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolt -1- and the nuts -3-.

-- Tie up the bracket -2- with the High-Voltage Heater (PTC) -Z115- to the side.

-- Remove the double bolts -arrows- on the bracket for the exhaust pipe.

GWWA26-11646Courtesy of AUDI OF AMERICA, LLC

Continuation for All Vehicles: 

GWWA26-12245Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -arrows- on the exhaust system bracket.

-- Remove the left and right nuts -1- from the coupling rod -3- to do so counterhold with a four-point socket on the threaded pin.

GWWN40-10584Courtesy of AUDI OF AMERICA, LLC

-- Remove the left and right coupling rod from the stabilizer bar -2-.

-- Remove the left and right nuts -arrows-.

GWWA40-10429Courtesy of AUDI OF AMERICA, LLC

-- Remove the control arm from the ball joint and then turn ball joint forward to take the load off the control arm.

-- To protect the threads remove the nut on the joint pin tie rod head until it is flush with the threads of the joint pin.

Fig 2: Identifying Nut Of Track Rod Ball Joint
GWWM40-10017Courtesy of AUDI OF AMERICA, LLC

-- Position the Puller - Ball Joint: T10187  -item 1- and press out the tie rod end from the wheel bearing housing.

-- Remove the nut on the tie rod end.

-- Remove the bolts -1- for the pendulum support.

GWWN40-10690Courtesy of AUDI OF AMERICA, LLC

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

-- Slightly lower the subframe with the Engine and Gearbox Jack: VAS 6931  -item 1-.

Fig 3: Identifying Engine/Gearbox Jack
GWWM40-10012Courtesy of AUDI OF AMERICA, LLC

TIP:

Pay attention that the wires for the power steering and oil level/oil temperature sensor are not over-stretched.

-- Free up the left cable guide from the subframe by removing the expanding clip -arrow-.

GWWA40-10657Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connectors -1 and 2- from the steering gear.

GWWA48-10851Courtesy of AUDI OF AMERICA, LLC

-- Unclip the cable holders -arrows- from the steering gear.

GWWN48-10713Courtesy of AUDI OF AMERICA, LLC

-- Unclip all other cable clips on the steering gear.

-- Slightly lower the subframe. Pay attention to the wires while doing this.

-- Lower the Engine and Gearbox Jack: VAS 6931  slowly while guiding the steering gear wiring harness.

-- Secure the subframe to the Engine and Gearbox Jack: VAS 6931  -item A- with the accompanying tensioning strap.

GWWN40-11161Courtesy of AUDI OF AMERICA, LLC