Camshaft Housing, Removing And Installing: Removing

Depending on the model preliminary work may be required. Refer to the appropriate service information .

-- Remove the noise insulation. Refer to NOISE INSULATION, REMOVING AND INSTALLING .

-- Remove the bolts -1 and 2-.

Courtesy of AUDI OF AMERICA, LLC

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

-- Remove camshaft timing chain from camshafts. Refer to CAMSHAFT TIMING CHAIN, REMOVING FROM CAMSHAFTS .

-- Remove the crankcase ventilation module. Refer to CRANKCASE VENTILATION MODULE, REMOVING AND INSTALLING .

-- Remove the ignition coils. Refer to IGNITION COILS WITH POWER OUTPUT STAGES, REMOVING AND INSTALLING .

-- Loosen the hose clamp -1-.

Courtesy of AUDI OF AMERICA, LLC

-- Press the release buttons on both sides and disconnect the hose -3- for the crankcase ventilation on the air duct pipe.

-- Remove the bolt -arrow- and the air duct pipe.

-- Remove and free up the vacuum lines -1 and 3-.

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -2 and 4- and remove the vacuum line and intake tube.

-- Disconnect the connector -2- from Camshaft Position Sensor 3 -G300-.

Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connectors -arrows- for the cam actuator and move the wiring harness to side.

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -2- and remove the bracket for the engine cover.

Fig 1: Engine Cover Bracket - Tightening Specification

Courtesy of AUDI OF AMERICA, LLC

-- Carefully remove the noise insulation.

-- Loosen the camshaft housing bolts in the sequence: -23 to 1-.

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts and the camshaft housing.