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Home >> Audi >> 2017 >> TT Quattro Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Cylinder Head, VALVETRAIN [DAZA,DNWA] (1 Of 2) [Coupe]) >> 15 Cylinder Head, VALVETRAIN >> Cylinder Head >> Cylinder Head, Removing And Installing >> Removing

Cylinder Head, Removing And Installing: Removing

WARNING: This page is about a different car, the 2018 Audi TT Quattro. However, it is still accessible from the selected car via links, so may be relevant.

-- Disconnect the battery. Refer to BATTERY, DISCONNECTING AND CONNECTING .

-- Drain the coolant. Refer to COOLANT, DRAINING AND FILLING .

-- Remove the right drive axle heat shield. Refer to DRIVE AXLE HEAT SHIELD, REMOVING AND INSTALLING .

-- Remove the bolts -1 and 2-.

GWWA21-10916Courtesy of AUDI OF AMERICA, LLC

-- Loosen the hose clamps -arrows- and remove the air duct pipe.

-- Place a cloth underneath to catch any escaping coolant and engine oil.

GWWA21-11178Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts and remove the lines from the cylinder block.

  1. For the oil return
  2. For the Coolant Supply
  3. For the Oil Supply

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

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

GWWA20-11505Courtesy of AUDI OF AMERICA, LLC

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

-- Remove the hose -2- for the EVAP system.

-- Free up the wiring harness.

-- Remove the intake manifold lower section. Refer to INTAKE MANIFOLD LOWER SECTION, REMOVING AND INSTALLING .

-- Remove the camshaft housing. Refer to CAMSHAFT HOUSING, REMOVING AND INSTALLING .

-- Remove the catalytic converter from the turbocharger and tie up toward the rear. Refer to CATALYTIC CONVERTER, REMOVING AND INSTALLING .

-- Remove the bolt -arrow-.

GWWA21-11245Courtesy of AUDI OF AMERICA, LLC

-- Loosen the hose clamp -1- and disconnect the coolant line.

-- Loosen and remove the cylinder head bolts in the sequence -19 to 1-. 

Fig 1: Cylinder Head - Tightening Sequence
GWWA15-11938Courtesy of AUDI OF AMERICA, LLC

-- Slightly lift the cylinder head on the belt pulley side slightly and disconnect the connectors -arrows- for the FSI fuel injectors.

GWWA15-12125Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector -1- for the Engine Temperature Control Sensor -G694-.

-- Remove the cylinder head.

CAUTION:

Risk of destroying the engine.

  • To prevent small parts from accidentally entering the engine through the opening in the timing chain case, seal the opening with a clean cloth.

There is a risk of damaging the cylinder walls.

  • To prevent sealant residue from going in between the cylinder wall and the piston, seal the cylinder with clean cloths.