Engine, Removing

2019 Audi S5 Prestige, 2D CoupeSECTION Engine, Removing
WARNING: This page is about a different car, the 2020 Audi A3, 2019 Audi A3, and 2018 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required 

  • Pry Lever:80-200 
  • Engine Sling - Engine Bracket:2024A/1  for the Engine Sling:2024A 
  • Securing element from the Transmission Support:3282 
  • Engine Bung Set:VAS6122 
  • Coolant Collection System:VAS5014  or Shop Crane - Drip Tray:VAS6208 
  • Hose Clip Pliers:VAS6362 
  • Engine and Gearbox Jack:VAS6931 
  • Support Bridge:T10323  for AWD vehicles
  • Engine/Gearbox Jack - Engine Support:T10359A 
  • Commercially available Step Ladder
  • Protective Eyewear
  • Safety Gloves

Procedure 

  • The engine with transmission is removed downward.
  • During installation, all cable ties must be installed at the same location.
CAUTION:

The cooling system is under pressure when the engine is warm. 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.

-- Open the coolant reservoir cap -arrow-.

Fig 1: Identifying Coolant Reservoir Cap
GWWN10-10689Courtesy of AUDI OF AMERICA, LLC

-- Remove the subframe without the steering gear. Refer to SUBFRAME WITHOUT STEERING GEAR, REMOVING AND INSTALLING .

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

Fig 2: Identifying Clamps
GWWA21-10489Courtesy of AUDI OF AMERICA, LLC

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

-- Place the :VAS5014  or :VAS6208  underneath.

Fig 3: Component Location Engine Coolant Temperature Sensor
GWWA19-11609Courtesy of AUDI OF AMERICA, LLC

-- Lift the clamp -2-, remove the lower right coolant hose from the radiator and drain the coolant.

-- Loosen the coolant hose -arrow-, remove the coolant hose and hold it toward the rear and let the coolant drain.

GWWA19-12776Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -1 and 3-.

GWWA23-10658Courtesy of AUDI OF AMERICA, LLC

-- Release the catch in direction of -arrow- and remove the cover -2-.

-- Carefully pull the engine cover off the retaining pins one after the other in direction of -arrows-. Do not pull sharply on the engine cover or pull it to one side.

GWWA10-12197Courtesy of AUDI OF AMERICA, LLC

-- Free up the coolant hose -2-.

GWWA23-10659Courtesy of AUDI OF AMERICA, LLC

-- Open the catches in direction of -arrows- and remove the upper air duct -1-.

-- Disconnect the connector -2- on the Mass Airflow Sensor -G70-.

GWWA24-11813Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the vacuum hose -1-.

-- Loosen the hose clamp -3- and remove the air duct hose.

-- Remove the air filter housing -4- upward from the bracket.

-- Remove the bolt -arrow- on the left and right.

GWWA23-10689Courtesy of AUDI OF AMERICA, LLC

-- 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-.

GWWA10-11630Courtesy of AUDI OF AMERICA, LLC

-- Press the release buttons on the vacuum hose -1-, and remove the hose from the vacuum pump.

-- Place a cloth under the heater core for the heater to soak up any leaking coolant.

-- Lift the clips -arrows- and remove the coolant hoses from the heater core for the heater.

Fig 4: Disconnecting Coolant Hoses To Heater Core At Bulkhead
GWWA10-1670Courtesy of AUDI OF AMERICA, LLC

-- Hold the coolant hoses downward and allow the coolant to drain.

Fig 5: Exploded View Of Heated Oxygen Sensor
GWWA24-11137Courtesy of AUDI OF AMERICA, LLC

-- Remove the connectors -1 and 2- from the bracket and disconnect them, and then free up the wires:

-- Remove the bolt -2- and the screw-type clamp.

Fig 6: Catalytic Converter - Tightening Sequence
GWWA26-10998Courtesy of AUDI OF AMERICA, LLC

-- Remove the nuts -1 and 3-. (Shown with the engine removed.)

-- Disconnect the fuel supply line -1-. Refer to CONNECTOR COUPLINGS, DISCONNECTING .

GWWA20-11505Courtesy of AUDI OF AMERICA, LLC

-- Remove and free up the hose -2- for the EVAP system to do so press the release buttons.

-- Loosen the hose clamps -1 and 2- and remove the coolant hoses.

GWWA19-11700Courtesy of AUDI OF AMERICA, LLC

-- Lift the clamp -arrow- and remove the left upper coolant hose from the radiator.

Fig 7: Identifying Clamp And Upper Left Coolant Hose
GWWA19-11543Courtesy of AUDI OF AMERICA, LLC
  • Use :80-200  in the following steps to remove the spiral clips.
    Fig 8: Free Electrical Wiring Up To Generator Using 80-200
    GWWA70-0836Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector -1- from the Engine Control Module -J623-. Refer to ENGINE CONTROL MODULE -J623-, REMOVING AND INSTALLING .

GWWA10-11861Courtesy of AUDI OF AMERICA, LLC

-- Remove the connectors -2 and 3- from the bracket and disconnect them and then free up the wires.

-- Remove the nut -4- and free up the ground wire.

-- Release the retainers in direction of -arrows-, and remove the cover -1- from the engine compartment E-box.

GWWA10-11569Courtesy of AUDI OF AMERICA, LLC

-- Open the retainers with a screwdriver in direction of -arrow-, remove the cover -1- for the engine compartment E-box upward.

GWWA10-11570Courtesy of AUDI OF AMERICA, LLC

-- Remove the nut -arrow- and free up the wire.

GWWA10-11571Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector -1- by sliding the retainer toward the rear and pressing the release downward.

GWWA27-10397Courtesy of AUDI OF AMERICA, LLC

Vehicle with Manual Transmission:

Fig 9: Identifying Park/Neutral Position Switch
GWWA34-11035Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the left front connectors from the transmission:

  1. For Transmission Neutral Position Sensor -G701-
  2. 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 .

-- Remove the hose/line assembly from the breather on the clutch slave cylinder. Refer to appropriate service information. .

Vehicle with Dual-Clutch Transmission:

GWWA34-11219Courtesy of AUDI OF AMERICA, LLC

-- Remove the selector lever cable from the transmission and pull it out of the cable bracket. Refer to SELECTOR MECHANISM, REMOVING AND INSTALLING .

CAUTION:

Risk of destroying due to electrostatic discharge.

- Do not touch the connector terminals by hand.

- Touch a ground (for example the hoist) and discharge the static electricity.

-- Disconnect the connector -1- for the DSG Transmission Mechatronic -J743- by turning the twist lock counter-clockwise in direction of -arrow-.

-- Disconnect the connector -arrow- for the differential lock.

GWWA10-12125Courtesy of AUDI OF AMERICA, LLC

Continuation for All Vehicles:

Fig 10: Identifying Bolts
GWWN10-10748Courtesy of AUDI OF AMERICA, LLC

-- Loosen the bolts -arrows- for the transmission mount approximately two turns.

-- Loosen the bolts -arrows- for the engine mount approximately two turns.

GWWA10-11808Courtesy of AUDI OF AMERICA, LLC

-- Loosen the hose clamp -1-, remove the air duct hose from the charge air cooler.

GWWA21-10943Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector -1- for the radiator fan, to do this push the clip in the direction of -arrow A- and push the retainer downward.

GWWA19-11685Courtesy of AUDI OF AMERICA, LLC

-- Press the left and right fan shroud locking tabs at the same time in direction of -arrow B- and remove the fan shroud downward from the radiator.

-- Loosen the hose clamp -2-.

Fig 11: Disconnect Charge Air Pressure Sensor Connector
GWWA21-10610Courtesy of AUDI OF AMERICA, LLC

-- Free up the coolant hose -3-.

-- Remove the bolts -arrows-.

-- Disconnect the connector -1- on the Charge Air Pressure Sensor -G31-.

-- Remove the right air duct pipe.

Vehicle with Parking Heater:

GWWA82-10137Courtesy of AUDI OF AMERICA, LLC

-- Loosen the clamp -1-, remove the bolt -2- and remove the parking heater muffler.

Continuation for All Vehicles:

Fig 12: Ribbed Belt For Vehicles With Electro-Mechanical Power Steering
GWWA13-10904Courtesy of AUDI OF AMERICA, LLC
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.