Engine, Removing, Vehicles With DSG Transmission 0B5
With lock carrier installed, engine is removed downward together with the transmission and the subframe.
Collect escaping coolant in a clean container for disposal or reuse.
During installation, cable ties must be installed at the same location.
Special tools and workshop equipment required
- Used Oil Collection and Extraction Unit SMN372500
- Hose Clip Pliers VAG1921
- Step Ladder VAS5085
- Scissor Lift Table VAS6131B with Scissor Lift Table - Audi Set VAS6131/10, Scissor Lift Table - A8 Set VAS6131/11 and Scissor Lift Table - Q7 Set VAS6131/13
- Shop Crane - Drip Tray VAS6208
Special tools and workshop equipment required
- Pry Lever 80-200
- Engine Bung Set VAS6122
- Counterhold - Kit T10172/2-9 with Counterhold - Kit - Adapter 5 T10172/5
Procedure
Risk of vehicle tipping over with engine removed.
- Secure vehicle. Luggage compartment must be empty for this.
There is a risk of injury because the fuel is under very high pressure.
- Reduce the fuel pressure down to residual pressure before opening high pressure area of the fuel injection system.
-- Reduce the fuel pressure in the high pressure area, refer to FUEL SYSTEM SAFETY PRECAUTIONS , before Opening High Pressure Fuel Injection System.
Danger of causing damage to electronic components.
- Observe the steps for disconnecting the battery.
-- Position the front wheels so they are straight.
Release the electrical parking brake before disconnecting battery so the propshaft can be rotated to remove it.
-- Switch the ignition off and remove the ignition key.
-- Remove the luggage compartment floor panel -3-.
-- If equipped, remove the bass box -2-, refer to Subwoofer -R211-, REMOVING AND INSTALLING .
-- Fold back the carpet -1- over the flap.
-- Press the release tabs -arrows- and open the flap -1-.
-- Open the cover -1- over the battery ground terminal post.
-- Disconnect the battery ground cable -arrow-, refer to BATTERY, DISCONNECTING AND CONNECTING .
-- Discharge the refrigerant circuit, refer to USING SERVICE STATION .
-- Extract the power steering oil from the reservoir with the Used Oil Collection and Extraction Unit SMN372500.
-- Remove the engine covers -arrows-.
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.
-- Open the coolant reservoir cap.
-- Remove the left and right front wheels.
-- Remove the left and right front wheel housing liners, refer to WHEEL HOUSING LINER .
-- Remove the noise insulation -1- and -2-, refer to OVERVIEW - NOISE INSULATION .
-- Place the Shop Crane - Drip Tray VAS6208 under engine.
-- Remove the drain plug -1- and drain the coolant.
-- Remove the coolant hose -2- from the radiator by raising the retaining clip.
-- Remove the coolant hose from the engine oil cooler by loosening the hose clamp -arrow- and letting the remaining coolant drain out.
-- Place the Used Oil Collection and Extraction Unit SMN372500 under the separating point.
-- Disconnect the power steering hydraulic oil supply line -2- and return line -1- in the left front wheel housing and free them up.
-- Close open lines and connections with clean plugs from the Engine Bung Set VAS6122.
-- Place the Used Oil Collection and Extraction Unit SMN372500 under the separating point.
-- Mark the locations of the ATF lines -1- and -2- so they can be installed later and then disconnect them.
Ignore -arrow-.
-- Close open lines and connections with clean plugs from the Engine Bung Set VAS6122.
Vehicles with the Coolant Recirculation Pump -V50- :
-- Disconnect the connector -1-.
-- Place the Shop Crane - Drip Tray VAS6208 under engine.
-- Remove the coolant hose from the Coolant Recirculation Pump -V50- -right arrow-.
Ignore -2- and -left arrow-.
Continuation for all vehicles:
-- Disconnect the coolant fan connector -1- by sliding the retainer back -arrow- and pressing the release down.
-- Free up electrical wiring harness.
-- Disconnect the connector -3- at Secondary Air Injection Pump Motor -V101- and free up electrical wiring.
Ignore -items 1 and 2-.
-- Remove the left and right bolt -1- and nut -3- and the lock carrier brace -2-.
-- Remove the nut -arrow- on the right longitudinal member and free up the ground wire.
-- Remove the bolts -1- and nuts -2- and -arrow- and remove the strut tower brace.
-- Remove the seal -3-.
-- Open the clips -1- and remove the plenum chamber cover -2-.
-- Disconnect the vacuum connection -2- from the plenum chamber bulkhead by removing the vacuum hose -1- on the back side.
-- Free up the fuel line and wire to the EVAP canister at the air guide pipe.
-- Disconnect the connector -3- from the EVAP Canister Purge Regulator Valve 1 -N80- and disconnect the vacuum hose -4-.
-- Remove the EVAP Canister Purge Regulator Valve 1 -N80- from the bracket and lay it aside with the hose connected.
-- Remove the air duct -arrows-.
-- Remove the vacuum hose -3- from the connection on the air guide pipe.
-- Remove the air guide pipe by loosening the hose clamp -4- and opening the clips -arrows-.
-- Free up the fuel hose -1- on the air duct pipe.
Ignore -item 2-.
-- Press the release buttons, remove the air filter housing and remove the secondary air hose -arrow-.
Risk of injury from fuel.
- To reduce fuel pressure, lay cloths around connecting point before opening fuel system and carefully loosen.
Risk of contamination to the fuel system.
- Note the rules of cleanliness for working on the fuel injection system, refer to CLEAN WORKING CONDITIONS .
-- Remove the fuel supply line from the high pressure pump -arrow- and lay it aside.
-- Disconnect the vacuum hose -1- and free it up.
-- Remove the coolant hose -2- from the upper coolant pipe by lifting the retaining clamp.
-- Remove the front secondary air hose -arrow- from its bracket and disconnect it; do to so press the release buttons.
-- On vehicles without a Coolant Recirculation Pump -V50-, remove the right front coolant hose -arrow- from the front coolant pipe by lifting the retaining clamp.
-- Remove the coolant hose -arrow- from the front coolant pipe by lifting the retaining clamp.
-- Loosen the clamp -arrow- and remove the coolant hose.
-- Remove the coolant hose -2- from the coolant expansion tank.
-- Remove the bolts -arrows-, disconnect the connector on the Engine Coolant Level Warning Switch -F66- and move the coolant reservoir to the side with the coolant hose still connected -1-.
-- Disconnect the connector -arrow- on the power steering pump, if applicable.
-- Press the hydraulic hose down slightly.
Danger of causing damage to the refrigerant lines and hoses.
- Do not bend, twist or stretch the refrigerant lines and hoses.
-- Remove the bolts -arrows- and the refrigerant lines from the A/C compressor.
-- Close open lines and connections with clean plugs from the Engine Bung Set VAS6122.
-- Release the retainer -arrow A- and open the cover -arrow B-.
-- Remove the nuts -1- and -2- for the electrical wires.
-- Remove the connector -3- from the bracket and disconnect it.
-- Remove the screw -4- and then remove Terminal 30 Wire Junction 2 -TV22- from the tower brace -arrow-.
-- Remove the foam piece -1-.
Ignore -item 2-.
-- Release the retainers from the wheel housing side using a 5.5 mm wrench -item 1- and remove the wiring bushing -2- upward.
-- Free up the wiring harness -3- to the generator and starter using the Pry Lever 80-200.
-- Open the catch -arrow-, free up the wiring harness and open the wiring duct -1-.
-- Remove the nut -3- and the bolt -2-.
-- Remove the filler neck -1- with the filler tube from the washer fluid reservoir and the opening in the body -arrow-.
-- Remove the bolts -1, 2 and 4- and remove the E-box cover -3- in the engine compartment.
-- Remove the nut -5- and free up the ground wire.
-- Release the retainers -A arrows- and remove the engine control module -arrow B-.
-- Disconnect the connector -2- if applicable.
-- Disconnect the connectors -4- and the wire -3-.
-- Open the tabs -arrow- and Fuse Panel B -SB- -1-.
-- Disengage the engine wiring harness on the E-box and free it up.
-- Release the retainers -A arrows- and remove the wiring bushing -2- upward -arrow B-.
-- Remove the ground pin -1- and free up the electrical wire.
-- Lay the wiring harness on the engine and secure the engine control module so that it cannot fall.
-- Disconnect the connectors -arrow- at the left and right on the front speed sensors.
-- Disconnect the connector -1- on the Left Front Level Control System Sensor -G78- and Right Front Level Control Sensor -G289- and free up the electrical wiring -arrow-.
-- Free up the electrical connector -2- on the bracket by pulling the retainer back -arrow A- and turning the connector approximately 90° in the -direction of arrow B-.
-- Free up the electrical wiring -3- and brake line -4- on the bracket.
-- Remove the bolts -1- and secure the brake caliper, with the brake line still connected, inside the wheel housing using wire.
Risk of damaging brake pistons.
- Do not operate brake pedal with brake caliper removed.
-- Remove the nut -2- and the bolt -1-.
-- Remove the upper control arm upward from the wheel bearing housing -arrows-.
-- Repeat the procedure on the other side of the vehicle.
-- Remove the left and right stabilizer bar bolt -1-.
-- Remove the left and right nuts -3-.
The bolt -2- will be removed later.
-- Remove the nut -1- for the power steering hydraulic fluid line bracket.
The suspension components could be damaged.
- Do not rest the vehicle on its wheels if the subframe mount, the steering gear or the subframe crossbrace are not installed correctly.
- Do not support the vehicle on the subframe or the subframe crossbrace (e.g. by a floor jack or similar device).
-- Remove the bolts -arrows- and the subframe crossbrace.
The airbag spiral spring could be damaged.
- Separate universal joint from steering gear only when front wheels are in straight ahead position.
- Do not change the position of the steering wheel or the steering gear.
-- Remove the universal joint bolt -arrow-, refer to OVERVIEW - STEERING COLUMN -item 18- .
-- Press the CV joint off the steering gear and slide it all the way up.
-- Remove the left front muffler nuts -arrows-.
-- Remove the right front muffler nuts -arrows-.
-- Loosen the clamping sleeves -1- and -2-, slide them back and remove the left and right front mufflers.
Risk of damaging the flex joints in the front muffler.
- Do not bend the flex joints more than 10°.
-- Remove the bolts -arrows- and the propshaft heat shield -1-, if applicable.
-- Remove the bolts connecting the propshaft to the transmission while holding using a Counterhold - Kit - Multiple Use T10172 with Counterhold - Kit - Adapter 5 T10172/5.
-- Slide the propshaft toward the rear final drive; the CV joints can move axially.
-- Secure the propshaft to the side.
-- Remove the ball socket -2- on the selector lever cable from the selector shaft lever using the Pry Lever 80-200.
-- Remove the clip -1- and free up the selector lever cable.
Do not bend or kink the selector lever cable.
Prepare scissor lift platform:
-- Equip the Scissor Lift Table VAS6131B with the Scissor Lift Table - Audi Set VAS6131/10 and VAS6131/11, and Scissor Lift Table - Q7 Set VAS6131/13 as follows:
| Platform coordinates | Components from the Scissor Lift Table - Audi Set VAS6131/10, Scissor Lift Table - A8 Set VAS6131/11 and Scissor Lift Table - Q7 Set VAS6131/13 | |||
|---|---|---|---|---|
| B4 | /13-4 | /10-4 | /10-5 | /13-1 |
| G4 | /13-4 | /10-4 | /10-5 | /13-1 |
| B6 | /10-1 | /10-2 | /10-5 | /10-11 |
| G6 | /10-1 | /10-2 | /10-5 | /10-11 |
| A8+C8 | /13-6 | - | - | /13-2 |
| F8+H8 | /13-6 | - | - | /13-2 |
| C14 | /10-1 | /10-4 | /10-5 | /10-7 |
| F14 | /10-1 | /10-4 | /10-5 | /11-1 |
-- First manually secure the mounting elements to the scissor lift table.
-- Position the scissor lift table horizontally.
- Note bubble level (sight glass) on support platform.
-- Guide the scissor lift table under the engine/transmission subassembly.
The subframe could cause an accident if it is not secured.
- Do not loosen the subframe bolts -2- and -3-.
-- Remove the left and right subframe bolt -1-.
-- Attach mounting elements from the Scissor Lift Table - Audi Set VAS6131/10 and Scissor Lift Table - Q7 Set VAS6131/13 at the left and right on the front of the subframe as shown in the illustration.
-- Ensure threaded spindles are completely installed.
-- Attach the mounting elements from the Scissor Lift Table - Audi Set VAS6131/10 at the left and right rear on the subframe crossbrace front connecting points as shown in the illustration.
-- Position mounting elements from the Scissor Lift Table - Q7 Set VAS6131/13 at the lower left and right on the wheel bearing housing as shown in the illustration.
-- Attach mounting elements from the Scissor Lift Table - Audi Set VAS6131/10 and Scissor Lift Table - A8 Set VAS6131/11 at the left and right rear of the tunnel crossmember, as shown in the illustration.
-- Rotate the mounting element spindles upward until all the mounting pins come into contact with the mounting points.
-- Attach mounting element base plates to Scissor Lift Table VAS6131B and tighten to 20 Nm.
-- Mark the location of the subframe and engine carrier to the longitudinal members using a felt-tip pen.
-- Remove the left and right subframe bolts -2- and -3- in a diagonal sequence in stages.
Bolt -1- is already removed.
-- Remove the bolts -arrows- on the tunnel crossmember.
-- Remove the left and right bolts -2-.
The nut -1- and bolt -3- have already been removed.
Risk of damaging hose and wiring connections as well as engine compartment.
- Make sure all the hoses and lines between the engine, transmission, subframe and body have been disconnected.
- Carefully guide the engine/transmission sub-assembly with subframe out of engine compartment while lowering.
-- Lower the engine/transmission assembly with the Scissor Lift Table VAS6131B.
-- Remove the scissor lift table with engine/transmission assembly from under the vehicle.