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Home >> Audi >> 2016 >> A4 Premium >> Repair and Diagnosis >> External Pages >> Different car >> Section 1462 (Cylinder Head, VALVETRAIN [CVKB, DBPA, CWNA, CVLA, DEMA, DHDA, DKUA]) >> 15 Cylinder Head, VALVETRAIN >> Chain Drive >> Bearing Bracket, Removing And Installing >> Removing

Bearing Bracket, Removing And Installing: Removing

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-- Remove the upper timing chain cover. Refer to UPPER TIMING CHAIN COVER, REMOVING AND INSTALLING .

CAUTION:

There is a risk of damaging the threads.

  • The control valve has left-hand threads.

-- Remove the left and right control valves using the Assembly Tool -1- in the direction of -arrow-.

GWWA15-12119Courtesy of AUDI OF AMERICA, LLC

Depending on the version of the control valve use one of the listed tools:

-- To do so counterhold on the vibration damper with the :T40263  , :T40314  and the 24 mm socket.

GWWA13-11145Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -1 through 6-.

Fig 1: Loosening Sequence Of Control Valve
GWWA15-11860Courtesy of AUDI OF AMERICA, LLC
WARNING:

Risk of damaging the bearing bracket.

  • Carefully remove the bearing bracket without tilting it.

-- Remove the bearing mount.

-- Remove the plug -arrow-.

Fig 2: Identifying Plug
GWWA15-10447Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -arrows-.

GWWA15-11862Courtesy of AUDI OF AMERICA, LLC

-- Install the :T40243  on the cylinder head -lower arrows-.

Fig 3: Identifying Version 2
GWWA15-11393Courtesy of AUDI OF AMERICA, LLC
NOTE:

A second technician is required for the following steps.

-- Press the chain tensioner circlip -1- together and hold it.

-- Slowly press and hold the :T40243  in the direction of -arrow-.

NOTE:

The chain tensioner is lubricated with oil and can only be pushed back slowly by applying constant pressure.

-- Lock the chain tensioner with the :T40267  .

Fig 4: Securing Chain Tensioner
GWWA15-11394Courtesy of AUDI OF AMERICA, LLC

-- Remove the :T40243  .