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Home >> Audi >> 2012 >> Q7 3.0 TDI >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (3.0L - Cylinder Head & VALVETRAIN - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB) >> 15 Cylinder Head, VALVETRAIN >> Chain Drive >> Camshaft Timing Chain, Removing And Installing >> Removing

Camshaft Timing Chain, Removing And Installing: Removing

WARNING: This page is about a different variant/trim than selected.

-- Remove the timing chain cover lower section. Refer to LOWER TIMING CHAIN COVER, REMOVING AND INSTALLING .

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

Fig 1: Identifying Locking Pin T40071
GWWA13-10489Courtesy of AUDI OF AMERICA, LLC
CAUTION:

If the running direction is reversed on a used camshaft timing chain, it could be damaged.

  • Paint arrows to mark the left and right camshaft timing chain running direction so they can be installed again. Do not mark the camshaft timing chain with a punch, notch or something similar.

-- Remove the Locking PinT40071 and the left camshaft timing chain.

-- Remove the bolts -1 and 2- and the right chain tensioner.

Fig 2: Chain Tensioner
GWWA13-10484Courtesy of AUDI OF AMERICA, LLC

-- Press the timing mechanism chain tensioner guide rail in the direction of the -arrow- and secure the chain tensioner using a Locking PinT40071.

-- Remove the drive chain sprocket mounting pin bolt -1-.

-- Remove the drive chain sprocket and remove the right camshaft timing chain.

Fig 3: Chain Tensioner Using T40071
GWWA13-10367Courtesy of AUDI OF AMERICA, LLC