Engine, Removing
Special tools and workshop equipment required
- Pry Lever 80-200
- Engine Sling 2024A
- Engine and Gearbox Jack VAS6931
- Hose Clip Pliers VAG1921 or Hose Clip Pliers VAS6362
- Commercially available Step Ladder
- Engine Bung Set VAS6122
- Shop Crane - Drip Tray VAS6208
- Engine/Gearbox Jack - Engine Support T10359A with Engine/Gearbox Jack - Pin T10359/2
- Transmission Support 3282
To perform work sequence, the Ground (GND) cable must be disconnected from battery. See if a coded radio is installed. If so, obtain anti-theft coding beforehand.
The engine is removed downward together with the transmission.
All cable ties which are opened or cut open when removing engine, must be replaced in the same position when installing engine.
When doing any repair work, especially in the engine compartment, pay attention to the following due to clearance issues:
- Route all lines and wires in their original locations.
- Ensure sufficient clearance to all moving or hot components.
-- Check Diagnostic Trouble Code (DTC) memories of all control modules before removing engine, refer to Vehicle Diagnostic Tester.
-- Turn off the ignition and disconnect the battery GND cable, refer to REMOVAL AND INSTALLATION .
-- Remove the engine cover, refer to ENGINE COVER .
-- Remove the air filter housing, refer to AIR FILTER HOUSING .
-- Remove the bolts -arrows- and remove the battery tray -1-.
-- Remove the windshield wiper arms, refer to REMOVAL AND INSTALLATION .
-- Remove the plenum chamber cover, refer to REMOVAL AND INSTALLATION .
-- Disconnect the engine wiring harness connector from the Engine Control Module (ECM), refer to ENGINE CONTROL MODULE or ENGINE CONTROL MODULE WITH PROTECTIVE HOUSING .
-- Release pass-through for engine wiring harness -arrow- and pull off upward.
-- Remove the E-box cover in the engine compartment by sliding both latches in direction of -arrow-.
-- Disconnect the cable from the generator -A- and the cable from the battery -B- on the fuse holder.
-- Disconnect the GND wire on the longitudinal member -arrow-.
-- Open the locking mechanisms of the cable guide on longitudinal member -arrows-.
-- Free up the connector -1- and disconnect.
-- Open the underlying wiring guide bracket -2-.
-- Remove the ECM wiring harness out of the wiring guide and lay it on the engine.
Manual Transmission with Clutch Slave Cylinder
-- Remove the gearshift mechanism from the transmission, refer to REMOVAL AND INSTALLATION .
-- Remove the brace -1-.
-- Remove the clutch slave cylinder -arrows- and move it to the side. Do not open the line system.
Do not press the clutch pedal after removing the slave cylinder. Slave cylinder may be damaged by doing this.
Manual Transmission without Clutch Slave Cylinder
-- Remove the gearshift mechanism from the transmission, refer to REMOVAL AND INSTALLATION .
-- Clamp off the supply hose leading to the master cylinder using the Hose Clamps - Up To 25mm 3094.
-- Pull the clamp -arrow- for the line up to the stop.
-- Pull the line out of the ventilator/slave cylinder and seal it off.
Vehicles with DSG®:
-- Remove the selector lever cable from the transmission, refer to SELECTOR MECHANISM or SELECTOR LEVER CABLE, CHECKING AND ADJUSTING[For transmission(s) 02E] Selector Mechanism Overview .
Continuation for All Vehicles
-- Disconnect the connector -2-.
-- Remove the upper mounting bolts for the air shroud -arrows-.
-- Loosen the hose clamp -2-.
-- Remove the bolt -4-.
-- Disconnect the connectors -arrow- and free up the electric wire.
The coolant system is under pressure when the engine is warm.
Risk of scalding due to hot steam and hot coolant.
Reduce pressure by covering coolant reservoir cap with a cloth and carefully opening.
-- Open the coolant reservoir cap.
-- Remove noise insulation, refer to DESCRIPTION AND OPERATION .
-- Remove the front section of the wheel housing liners, refer to REMOVAL AND INSTALLATION .
-- Remove the charge air hoses -arrows-.
-- Disconnect the connector -1- and remove the lower mounting screws -arrows- for the air shroud.
-- Remove the air shroud downward.
-- Remove the bolt -1- and remove the air guide pipe downward.
-- Disconnect the connector -2- for the Engine Coolant Temperature Sensor on Radiator Outlet -G83-.
-- Place the Shop Crane - Drip Tray VAS6208 under engine.
-- Drain the coolant, refer to COOLANT, DRAINING AND FILLING .
-- Remove coolant hoses -1 and 2-.
Fuel lines are under pressure.
Danger of personal injury to eyes and skin.
Wear protective eyewear and protective clothing in order to avoid injury and contact with the skin. Wrap a cloth around the connection before loosening hose connections. Open the connection carefully and release the pressure.
-- Disconnect the fuel supply line -1- and the bleeder line -2-, refer to DESCRIPTION AND OPERATION .
-- Remove the upper coolant hose from the radiator -arrow-.
-- If equipped, remove the heat shield -3- from the bulkhead.
-- Remove the coolant hoses from the heat exchanger -arrows-.
-- From above, remove the nuts -arrows- on the front exhaust pipe connection to the turbocharger.
-- Disconnect the vacuum hoses -arrows-.
-- Loosen the pendulum support from the subframe first -1- and then remove -2 and 3-.
-- Remove the right drive axle heat shield -arrows-.
-- Remove the both drive axles, refer to REMOVAL AND INSTALLATION .
-- Remove the front exhaust pipe with the catalytic converter, refer to CATALYTIC CONVERTER, REMOVING AND INSTALLING .
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, turn the tensioner in direction of -arrow- from underneath.
-- Secure the tensioning system using the Locking Pin T10060A.
-- Remove the ribbed belt.
-- Disconnect the connector -1- for the A/C Compressor Regulator Valve -N280-.
Refrigerant can cause serious personal injury.
- Do not open the Air Conditioning (A/C) system refrigerant circuit.
-- Remove the bolts -arrows- on the A/C compressor.
Danger of causing damage to the refrigerant lines and hoses.
- Do not bend, twist or stretch the refrigerant lines and hoses.
-- Tie up the A/C compressor to the longitudinal member with the refrigerant hoses still connected.
-- Remove the bolt -2- on the bracket for the After-Run Coolant Pump -V51-.
The After-Run Coolant Pump -V51- stays in the installed position.
-- If equipped, disconnect the connector -1- on the Oil Level Thermal Sensor -G266- and unclip the bracket -2- on the subframe.
-- Remove all remaining electrical wires necessary from engine/transmission and set aside.
-- Disconnect all connection-, coolant-, vacuum- and intake hoses from the engine.
Always use the Engine/Gearbox Jack - Pin T10359/2 and the Transmission Support 3282. Otherwise the engine will tip over.
- Install the Engine/Gearbox Jack - Pin T10359/2 in the Engine/Gearbox Jack - Engine Support T10359A and then install the Transmission Support.
-- Position the Engine/Gearbox Jack - Engine Support T10359A -1- on the engine and guide it into the mounts.
-- Close the Transmission Support -3- to prevent the engine from tipping out of the Engine/Gearbox Jack - Engine Support T10359A.
-- Using the bolt -3-, fasten the Engine/Gearbox Jack - Engine Support T10359 -1- to approximately 20 Nm on the cylinder block.
The threaded hole for the bolt -3- serves to secure the After-Run Coolant Pump -V51-.
-- Install the Engine and Gearbox Jack VAS6931 on the Engine/Gearbox Jack - Engine Support T10359A.
-- Slightly lift the engine and the transmission.
Use a Step Ladder to remove the subframe mount bolts.
-- Remove the subframe mount bolts -arrows- on the engine.
-- Remove the subframe mount bolts -arrows- on the transmission.
Verify that all hose and line connections between engine, transmission and body have been disconnected.
To prevent damage, carefully guide the engine and transmission when lowering.
Vehicles with DSG®
- Pay attention to the selector lever cable.
All:
-- Pull the engine and transmission as far as possible to the left and slowly lower it.
Secure the engine on the Engine and Transmission Holder VAS6095 when performing repair work, refer to ENGINE, SECURING ON ENGINE AND TRANSMISSION HOLDER .