Engine, Removing
Special tools and workshop equipment required
- Engine and Gearbox Jack: VAS6931
- Engine/Gearbox Jack - Engine Support: T10359A
- Engine/Gearbox Jack - Pin: T10359/2
- Engine/Gearbox Jack - Adapter: T10359/3
- Securing element from the Transmission Support: 3282
- Pry Lever: 80-200
- Protective Eyewear
- Safety Gloves
- Step Ladder
The engine with transmission is removed downward. For this reason it is necessary to remove the subframe.
Procedure
The cooling system is under pressure when the engine is warm. There is a risk of scalding due to hot steam and hot coolant.
Scalding the skin and other parts of the body is possible.
- Wear safety gloves.
- Wear protective eyewear.
- Reduce the pressure by covering the coolant expansion tank cap with a cloth and carefully opening it.
-- Remove the coolant expansion tank cap -arrow-.
-- Remove the subframe without the steering gear. Refer to SUBFRAME WITHOUT STEERING GEAR, REMOVING AND INSTALLING .
-- Remove the front left and right wheel housing liners front section. Refer to OVERVIEW - FRONT WHEEL HOUSING LINER .
-- Place the : VAS6208 underneath.
-- Disconnect the connector -1-.
-- Lift the clamp -3- and remove the lower right coolant hose from the radiator.
-- Allow the coolant to drain.
-- Remove the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .
-- Remove the bolts -1 and 3-.
-- Release the catch in direction of -arrow- and remove the cover -2-.
-- Free up the coolant hose -2-.
-- Open the catches in direction of -arrows- and remove the upper air duct -1-.
-- Disconnect the vacuum hose -1-.
-- Loosen the clamp -2- and remove the air guide hose.
-- Remove the air filter housing -3-.
-- Remove the bolt -arrow- on the left and right.
-- Unclip and remove the lower section -1- of the air duct.
-- Remove the battery tray. Refer to BATTERY TRAY, REMOVING AND INSTALLING .
-- Disconnect the vacuum hose -2-.
-- Press the release button on the vacuum hose -1-, remove the hose from the vacuum pump.
Vehicles without Parking Heater:
-- Lift the clips -arrows- and remove the coolant hoses from the heater core for the heater.
-- Hold the coolant hoses downward and allow the coolant to drain.
Vehicles with Parking Heater:
-- Loosen the hose clamp -1-, lift the clamps -arrows- and remove the coolant hoses.
Continuation for All Vehicles:
-- Disconnect the connectors -1 and 2- and remove them from the bracket. Free up the wires.
-- Remove the bolt -2- and the screw-type clamp.
-- Remove the nuts -1 and 3-.
The installed position is shown in the illustration with the engine removed.
Ignore -item 4-.
The fuel system is under pressure.
Risk of injury from fuel spraying out.
- Wear protective eyewear.
- Wear safety gloves.
- Reduce the pressure: place clean cloths around the connection point and carefully open the connection point.
-- Disconnect the hose couplings -1 and 2-. Refer to CONNECTOR COUPLINGS, DISCONNECTING . Loosen the hose clamp from the expansion tank -3-.
-- Loosen the hose clamps -1 and 2- and remove the coolant hoses.
-- Lift the clamp -arrow- and remove the left upper coolant hose from the radiator.
Use the : 80-200 for removing the spiral clips in the following steps.
-- Disconnect the connector -1- from the Engine Control Module -J623-. Refer to Engine Control Module -J623-, REMOVING AND INSTALLING .
-- Remove the connectors -2 and 3- from the bracket and disconnect.
-- Free up the wires.
-- Release the retainers in direction of -arrows-, and remove the cover -1- from the engine compartment E-box.
-- Open the retainers with a screwdriver in direction of -arrow-, remove the cover -1- for the engine compartment E-box upward.
-- Remove the nut -arrow-, disconnect and free up the wires.
Vehicles with Manual Transmission:
-- Disconnect the connector -2-.
-- Push the B+ terminal protector -1- back and disconnect the B+ wire from the starter solenoid switch.
-- Remove the nut -3- and remove the ground wire.
Depending on the version the ground cable is attached to the starter bolt.
-- Disconnect the left front connectors from the transmission:
- For Transmission Neutral Position Sensor -G701-
- For Back-Up Lamp Switch -F4-
-- Remove the gearshift and the selector lever cable from the transmission, remove the cable bracket and move it to the side with the cables. Refer to SELECTOR MECHANISM, REMOVING AND INSTALLING (MANUAL) or SELECTOR MECHANISM, REMOVING AND INSTALLING (AUTOMATIC) .
-- Clamp the hose/line assembly -A- to the slave cylinder with the : 3094 .
-- Pull hose/line assembly clip -arrow- out as far as stop.
-- Remove pipe/hose line assembly from the slave cylinder ventilator.
Vehicles with Dual-Clutch Transmission:
-- Remove the selector lever cable from the transmission and pull it out of the cable bracket. Refer to SELECTOR MECHANISM, REMOVING AND INSTALLING (MANUAL) or SELECTOR MECHANISM, REMOVING AND INSTALLING (AUTOMATIC) .
-- Disconnect the connector -2-.
-- Push the B+ terminal protector -1- back and disconnect the B+ wire from the starter solenoid switch.
-- Remove the nut -3- and remove the ground wire.
Depending on the version the ground cable is attached to the starter bolt.
-- To discharge static electricity, touch a ground by hand (without gloves).
-- Do not touch connector terminals in the transmission connector with hands.
-- Disconnect the connector -4- for the DSG Transmission Mechatronic -J743-. To do so, turn the twist lock counter-clockwise.
Continuation for All:
-- Loosen the bolts -arrows- for the transmission mount approximately two turns.
-- Loosen the bolts -arrows- for the engine mount approximately two turns.
-- Remove the fan shroud. Refer to FAN SHROUD, REMOVING AND INSTALLING .
-- Open the clamp -1 and 2- and remove the air duct hose.
-- Seal the open lines and connections with clean plugs from the : VAS6122 .
-- Remove the air duct pipe. Refer to AIR DUCT PIPE FROM CHARGE AIR COOLER TO INTAKE MANIFOLD, REMOVING AND INSTALLING .
-- If installed, remove the bolts -arrows- from the Transmission Fluid Cooling Pump - V478- -2-.
-- Push the Transmission Fluid Cooling Pump -V478- to the side.
Vehicles with Parking Heater:
-- Loosen the clamp -1-, remove the bolt -2- and remove the parking heater muffler.
Continuation for All Vehicles:
-- Before removing the ribbed belt, mark the running direction with chalk or a felt-tip pen for reinstallation.
-- Pivot the tensioner clockwise -arrow- to release the tension on the ribbed belt.
-- Remove the ribbed belt from the A/C compressor ribbed belt pulley and release the tension on the tensioner. If necessary, remove the Locking Pin: T10060A .
Danger of frostbite from refrigerant.
- Do not open the A/C system refrigerant circuit.
-- Disconnect the connector -1- from the A/C Compressor Regulator Valve -N280-.
-- Remove the bolts -arrows-.
-- Remove the A/C compressor from the bracket with the refrigerant hoses attached and tie up to the right side. While doing so, do not bend, twist or stretch the refrigerant lines and hoses.
-- Remove the left and right driveshafts from the flange shafts. Refer to DRIVE AXLE, REMOVING AND INSTALLING .
-- Tie up the driveshafts to the rear.
Be careful not to damage the protective coating on the driveshaft.
-- Loosen the clamping sleeve -arrow- and push it toward the rear.
-- Remove the catalytic converter with the front exhaust pipe.
-- Remove bolt -arrow- and push the bracket for the wiring harness aside.
-- Install the : T10359/3 , as shown in the illustration, on the : T10359A .
-- Tighten the Pin : T10359/2 onto the engine bracket with the securing element -A- from the : 3282 .
-- Place the : T10359 in the : VAS6931 .
-- Install the : T10359 on the cylinder block. Fasten the bolt -A- with the spacer sleeve on the cylinder block. Tightening specification 20 Nm.
-- Secure the engine with the support element -B- and lift the engine with the transmission.
-- Completely remove the engine mount bolts -arrows-.
-- Completely remove the transmission mount bolts -arrows- completely.
-- Carefully lower the engine/transmission assembly in the direction of the -arrow 1-.
-- Carefully guide the engine/transmission assembly forward and out to the left in the direction of the -arrow 2-.