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Home >> Audi >> 2017 >> A7 Quattro Competition >> Repair and Diagnosis >> External Pages >> Different car >> Section 98 (4.0L - Cylinder Head & VALVETRAIN - Engine Code(S): CEUC & CRDB) >> 15 Cylinder Head, VALVETRAIN >> Chain Drive >> Camshaft Timing Chain TENSIONER, Removing And Installing >> Installing

Camshaft Timing Chain TENSIONER, Removing And Installing: Installing

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NOTE:

If the tensioning element was removed from the chain tensioner, then the installation position must be noted: Hole in housing floor faces toward chain tensioner, piston faces toward tensioning rail.

Replace any bolts that were tightened with an additional turn.

-- Press the tensioning rails for the left or right camshaft timing chain tensioner inward in direction of -arrow- as far as the stop and secure the chain tensioner with a Locking PinT40071.

Fig 1: Identifying Locking PinT40071
GWWA15-11233Courtesy of AUDI OF AMERICA, LLC

-- Insert the chain tensioner at the left cylinder head and install the camshaft timing chain as shown in the illustration.

Fig 2: Identifying Chain Tension And Camshaft Timing Chain
GWWA15-11249Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts -1- and -2-.

-- Insert the chain tensioner at the right cylinder head and install the camshaft timing chain as shown in the illustration.

Fig 3: Identifying Chain Tension And Camshaft Timing Chain
GWWA15-11250Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts -1- and -2-.

Installation is performed in reverse order of removal, while noting the following:

-- Position the camshaft timing chain on the camshafts, refer to CAMSHAFT TIMING CHAIN, REMOVING FROM CAMSHAFTS .