Lower Timing Chain Cover, Replacing: Removing

-- Remove the front noise insulation, refer to OVERVIEW - NOISE INSULATION .

-- Remove the impact member, refer to IMPACT MEMBER, REMOVING AND INSTALLING .

Non-Hybrid Vehicles

-- Remove the ribbed belt, refer to RIBBED BELT, REMOVING AND INSTALLING .

Hybrid Vehicles

Fig 1: Identifying Crossmember -3- & Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -1- and then remove the torque support from the crossmember -3-.

-- Free up the wires on the crossmember.

-- Remove the bolts -2- and the crossmember.

Continuation for All Vehicles

Fig 2: Identifying Vibration Damper "TDC" Position With Special Tool T10355

Courtesy of AUDI OF AMERICA, LLC

-- Rotate the vibration damper using the Counterhold - Vibration Damper T10355 into the "TDC" position -arrow-.

The notch on the vibration damper must line up with the arrow marking on the lower timing chain cover.

-- Remove vibration damper bolt using the Counterhold - Vibration Damper T10355.

-- Remove the vibration damper.

NOTE:

To avoid damaging the splines, only install the vibration damper bolt with the Press Piece - Timing Chain Cover T10368.

-- Install the vibration damper bolt and Press Piece - Timing Chain Cover T10368 again.

Fig 3: Identifying Vibration Damper Bolt And T10368

Courtesy of AUDI OF AMERICA, LLC

CAUTION:

Danger of causing damage to the engine.

In order not to change the valve timing, the crankshaft must not be moved out of the "Top Dead Center (TDC)" position when the vibration damper bolt is removed.

Non-Hybrid Vehicles

-- Remove the idler roller -1-.

Continuation for All Vehicles

Fig 4: Identifying Oil Dipstick Guide Tube And Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -arrows- and remove the oil dipstick guide tube from the timing chain cover.

-- Remove the bolts -1 through 15-.

Fig 5: Identifying 15 Bolt Timing Chain Lower Cover Bolt Tightening Sequence

Courtesy of AUDI OF AMERICA, LLC

NOTE:

There may be only 8 bolts installed, depending on the version.

-- Pry off the lower timing chain cover.