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Home >> Audi >> 2015 >> Q3 Prestige >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Assembly (Ea 888 Generation II) (2015 - 2016) >> 10 Engine Assembly >> Engine, Removing And Installing >> Engine, Removing

Engine, Removing

Special tools and workshop equipment required 

CAUTION:

This procedure contains mandatory replaceable parts. Refer to component overview prior to starting procedure.

Mandatory Replacement Parts 

Procedure 

NOTE:

The engine is removed downward together with the transmission.

When installing, bring all cable ties back to same positions.

WARNING:

Risk of scalding due to hot steam and hot coolant.

  • The coolant system is under pressure when the engine is warm.
  • Cover the coolant reservoir cap with a cloth and then open it slowly to release the pressure.

-- Remove the cap -arrow- from the coolant reservoir.

GWWA19-11378

-- Remove the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .

-- Disconnect the connector -3- from the Mass Airflow Sensor -G70-.

GWWA24-10995

-- Remove the hose -4-.

-- Remove the air guide hose by loosening the hose clamp -2-.

-- Remove the bolts -1 through 5- and then remove the air filter housing.

-- Remove the left and right front wheels. Refer to WHEELS, TIRES, WHEEL ALIGNMENT .

-- Remove the noise insulation. Refer to Noise Insulation, Removing And Installing .

-- Remove the left and right wheel spoilers. Refer to Spoiler, Removing And Installing .

-- Loosen the hose clamps -1 and 2- and remove the air guide hose.

GWWA21-10635

-- Seal the open lines and connections with clean plugs from the :VAS6122  .

-- Remove the nut -2- and the bolt -3-.

GWWA21-10636

-- Loosen the clamp -1- and remove the air guide pipe.

-- Seal the open lines and connections with clean plugs from the :VAS6122  .

-- Open the clamp -1- and remove the air guide hose.

GWWA21-10648

-- Seal the open lines and connections with clean plugs from the :VAS6122  .

NOTE:

Ignore item -2-.

-- Place the :VAS6208  under engine.

-- Open the clamp, drain the coolant and then remove the left lower coolant hose -arrow- from the radiator.

GWWA19-11374

-- Remove the lower coolant hose to the After-Run Coolant Pump -V51- by loosening the hose clamp -arrow- and allowing the coolant to drain.

GWWA19-10405
CAUTION:

Risk of damage due to reversed running direction on a used ribbed belt.

  • Before removing ribbed belt, marking running direction with chalk or felt-tip pen for reinstallation later.

-- To release the tension on the ribbed belt, move the tensioner clockwise -arrow-, remove the ribbed belt from the A/C compressor ribbed belt pulley and release the tensioner.

GWWA13-10904

-- Remove the ribbed belt.

NOTE:

Ignore the :T10060A  .

-- Disconnect the connector -1- on the A/C Compressor Regulator Valve -N280-.

GWWA87-10480
WARNING:

Refrigerant can cause serious personal injury.

  • Do not open the air conditioning refrigerant circuit.

-- Remove A/C compressor bolts -arrows-.

CAUTION:

There is a risk of damaging the condenser, the A/C compressor and the refrigerant lines and hoses.

  • Do not stretch, kink or bend refrigerant lines and hoses.

-- Remove the A/C compressor with the refrigerant lines connected and tie it up on the right side.

-- Remove the battery and the battery tray. Refer to BATTERY, REMOVING AND INSTALLING and BATTERY TRAY, REMOVING AND INSTALLING .

-- Remove the vacuum hose -arrow- from the brake booster.

GWWA10-10031

-- Remove the heat insulation sleeve.

-- Life the clamps -arrows- and remove the coolant hoses from the heater core.

GWWA21-10044

-- Remove the connector -arrow- for the Heated Oxygen Sensor -G39- from the bracket, disconnect it and free up the wire.

GWWA24-10996

-- Disconnect the hose -arrow- for the leak detection.

GWWA10-11870

-- Remove the coolant hoses by loosening the hose clamps -1 and 2-.

GWWA19-11385

There is a risk of injury due to the fuel being under pressure.

The fuel system is under pressure. Injuries are possible from fuel spraying out.

Before opening the fuel system:

-- Wear protective eyewear.

-- Wear safety gloves.

-- Reduce the pressure: Place clean cloths around the connection point and carefully open the connection point.

CAUTION:

There is a risk of contamination.

  • Follow the guidelines for clean working conditions when working on the fuel supply system. Refer to CLEAN WORKING CONDITIONS .

-- Press the release ring and disconnect the fuel hose -2-.

GWWA20-11019

-- Press the release buttons and disconnect the hose -1- from the EVAP canister.

-- Lift the clamps -1 and 2- to remove the left upper coolant hoses from the radiator.

GWWA19-11376

-- Remove the Engine Control Module -J623-. Refer to Engine Control Module -J623-, REMOVING AND INSTALLING .

-- Remove the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, REMOVING AND INSTALLING .

NOTE:

Use the :80-200  for removing the spiral clips in the following procedure.

GWWA70-0836

-- Release the cable grommet -1- for the engine wiring harness -arrows- and remove it upward.

GWWA10-11457

-- Open wiring router bracket -arrows-.

GWWA10-10948

-- Disconnect the connectors -1- and free them up.

GWWA10-1576

-- Open the wiring guide bracket below -2- in the direction of -arrow-.

-- Remove the engine control module wiring harness out of the wiring guide and lay it on the engine.

-- Disconnect the connector -arrow- on the lower left longitudinal member.

GWWA10-10352
NOTE:

The illustration shows the installation location from below.

-- Disconnect the connector -2- from the Charge Air Pressure Sensor -G31- and free up the wire.

GWWA21-10652
NOTE:

Ignore item -1-.

-- Remove E-box cover by slide both latches in the direction of -arrow-.

GWWA10-10349

-- Remove the nut -arrow- and then remove and free up the terminal 30 wire from the engine compartment E-box.

GWWA10-10633

Vehicles with a Manual Transmission

-- Remove the bolts -arrows- and set the cable bracket with the cables to the side.

GWWA34-0621

-- Pull the safety mechanism all the way to the front in the direction of -arrow 1- and then lock it to the left in the direction of -arrow 2-.

GWWN34-10891

-- Push the shift relay lever forward in the direction of -arrow 3- and remove the selector cable from the retainer.

-- Remove the lock washer -3- for the shift cable from the gearshift lever -1- and remove the shift cable -2- from the pin -arrow-.

GWWA34-10859

-- Disconnect the connector -2-.

GWWA10-11482

-- Push back the B+ terminal protector -1- and disconnect the B+ wire from the starter solenoid switch.

-- Remove the nut -3- and remove the ground wire.

-- Disconnect the connectors -1 and 2-.

GWWA34-11035
NOTE:

Make sure no brake fluid gets onto the longitudinal member or on the transmission. If this happens, clean it off thoroughly.

-- Place a lint-free cloth under the bleeder.

-- Remove the clip -arrow- all the way and remove the pipe -A- from the bleeder.

GWWA34-10522
NOTE:

Ignore item -B-.

-- Seal the open lines and connections with clean plugs from the :VAS6122  .

CAUTION:

Risk of contamination from escaping brake fluid.

  • If the pipe is disconnected from the clutch slave cylinder bleeder, do not press clutch pedal.

Vehicles with S tronic Transmission 

-- Disconnect the connector -2-.

GWWA10-11458

-- Push back the B+ terminal protector -1- and disconnect the B+ wire from the starter solenoid switch.

-- Remove the nut -3- and remove the ground wire.

CAUTION:

There is a risk of destroying the control module (Mechatronic) with electrostatic discharge.

  • Do not touch contacts in transmission connector with hands.

-- To discharge static electricity, touch vehicle ground with hand (without gloves).

-- Disconnect the connector -4- by turning twist lock counter-clockwise.

-- Remove the ball socket -1- on the selector lever cable from the selector shaft lever using the :80-200  .

GWWA37-11159

-- Release the retainers -arrows- and free up the selector lever cable.

NOTE:

Do not bend or kink the selector lever cable.

Vehicles with Automatic Transmission 

GWWA10-11871

-- Disconnect the connectors -1 and 2- and free up the wires.

-- Loosen the clamp -2- and remove the coolant hose.

GWWA10-11793

-- Remove the bolts -1 and 5- and nuts -3 and 4- and push the bracket with the ATF cooler to the side.

-- Remove the ball socket -1- on the selector lever cable from the selector shaft lever using the :80-200  .

GWWA37-11207

-- Release the retainers in the direction of -arrows- and free up the selector lever cable.

-- Disconnect the connector -2-.

NOTE:

Do not bend or kink the selector lever cable.

-- Remove the selector lever cable -1- from the bracket -2- on the transmission.

GWWA37-11251

-- Disconnect the connector -3- by sliding the retainer back and pressing the release down.

GWWA10-11794

-- Remove the cap -4-.

-- Remove the terminal 30/B+ wire -1- from the starter.

-- Remove the nut -2- and free up the ground cable.

CAUTION:

There is a risk of destroying the control module (Mechatronic) with electrostatic discharge.

  • Do not touch contacts in transmission connector with hands.

-- Disconnect the connectors -1 and 2- from the transmission and free them up.

GWWA37-11208

-- To discharge static electricity, touch vehicle Ground (GND) with hand (without gloves).

All Vehicles 

GWWN10-0437

-- Loosen the bolts -arrows- on the engine mount approximately 2 turns.

-- Loosen the bolts -arrows- on the transmission mount approximately 2 turns.

GWWA10-1678
NOTE:

The installation position is shown in the illustration on a vehicle with a manual transmission.

-- Disconnect the connector -1- on the Oil Level Thermal Sensor -G266-.

GWWA10-10025

-- Unclip bracket -2- for electrical wiring to Oil Level Thermal Sensor -G266- from subframe.

-- Remove the left and right nuts for the coupling rod on the stabilizer bar. Refer to COUPLING ROD, REMOVING AND INSTALLING and STABILIZER BAR, REMOVING AND INSTALLING .

-- Remove the bolts -1, 2 and 3- and remove pendulum support.

GWWA10-1578

-- Remove the left and right nuts -arrows- for the ball joint.

GWWA40-0228

-- Remove the nut on the Left Front Level Control System Sensor -G78- bracket, if equipped.

-- Disengage the left and right ball joint from the transverse link.

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

-- Tie up the left drive axle.

NOTE:

Be careful not to damage the protective coating on the drive axle.

-- Tilt the left and right suspension strut outward and support it with the :2024A/1  as shown in the illustration.

GWWA10-11459
WARNING:

Loose support components could cause an accident.

  • Secure the securing pin and control arm using the securing pin -arrow- and nut -1-.

Vehicles with AWD 

GWWA39-10524

-- Remove the bolts -arrows- and remove the heat shield -1-.

-- Mark position of flexible disc and the bevel box flange to each other for reinstallation.

GWWA39-10725

-- Remove the bolts -arrows- on the driveshaft flexible disc connection from the bevel box by counterholding at the triangle flange with a lever.

-- Press the engine/transmission assembly slightly forward (toward the front end) and remove the driveshaft from the bevel box.

GWWV39-1817
CAUTION:

Risk of damaging sealing ring -arrow - in driveshaft flange.

  • Press driveshaft horizontally as far back and to the right side of the vehicle as possible.
NOTE:

If seal is damaged, driveshaft must be replaced.

Continuation for All Vehicles 

GWWA27-10357

-- Remove the bolts -arrows-.

-- Move the generator -4- with the wires connected to the right side of the vehicle.

-- Disconnect the connector -1-.

-- Pry off the protective cap -2- and remove the nut for the terminal 30/B+ -3-.

-- Remove the generator upward.

-- Remove the nuts -arrows- on the front exhaust pipe connection with the catalytic converter from the turbocharger.

GWWA26-10456

-- Secure the catalytic converter to the rear.

-- Remove the bolt -2- on the bracket for the After-Run Coolant Pump -V51-.

GWWA19-10407
NOTE:

The After-Run Coolant Pump -V51- stays in the installed position.

-- Fasten the :T10359A  with the bolt -1- to 20 Nm on the cylinder block at the threaded hole for the After-Run Coolant Pump -V51-.

GWWA10-10499

-- Install the :VAS6931  on the :T10359A  and slightly lift the engine/transmission assembly.

NOTE:

Use a step ladder such as :VAS5085  to remove the subframe mount bolts.

-- Remove the engine mount bolts -arrows- completely.

GWWN10-0437

-- Remove the transmission mount bolts -arrows- completely.

GWWA10-1678
NOTE:

The installation position is shown in the illustration on a vehicle with a manual transmission.

CAUTION:

Danger of causing damage to the hydraulic pipes, vacuum lines or electric wires as well as to the engine compartment.

  • Make sure all the hydraulic pipes, hydraulic lines or electric wires between the engine, the transmission, the subframe and the body are loosened.
  • Carefully guide the engine/transmission sub-assembly with subframe out of engine compartment while lowering.

-- Lower the engine/transmission assembly a little.

-- Then move the transmission side of the engine/transmission assembly forward and lower it a little more.