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Home >> Volkswagen >> 2021 >> Jetta S, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Cylinder Head, VALVETRAIN [DKFA,CXDB]) >> 15 Cylinder Head, VALVETRAIN >> Chain Drive >> Camshaft Timing Chain, Removing And Installing >> 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.

-- Support the engine in the installation position. Refer to ENGINE, SUPPORTING IN INSTALLATION POSITION .

-- Remove the engine mount. Refer to ENGINE MOUNT, REMOVING AND INSTALLING .

-- Remove the engine support. Refer to ENGINE SUPPORT, REMOVING AND INSTALLING .

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

-- Remove the noise insulation. Refer to OVERVIEW - NOISE INSULATION .

-- Remove the right wheel housing liner front section. Refer to FRONT WHEEL HOUSING LINER, REMOVING AND INSTALLING .

-- Turn the vibration damper to the "TDC point" using the : T10355A  .

Fig 1: Identifying Vibration Damper With Counterhold - Vibration Damper T10355
GWWA15-11449Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

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

NOTE:

The control valves have left-hand thread.

-- Remove the left and right control valves using the : T10352/2  or : T10352/4  in the direction of -arrow-.

Fig 2: Identifying Assembly Tool T10352/2
GWWA15-11239Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the bolts -arrows- and remove the bearing bracket.

Fig 3: Identifying Bolts
GWWA15-11240Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the bolts -arrows-.

Fig 4: Identifying Bolts
GWWA15-11390Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Install the : T40243  -arrows-.

Fig 5: Identifying Lever T40243 -Arrows-, Installation
GWWA15-11391Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

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

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

-- Secure the chain tensioner with the : T40267  .

Fig 6: Securing Chain Tensioner With T40267
GWWA15-11392Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the : T40243  .

-- Bolt the : T40271/2  to the cylinder head and slide into the splines on the chain sprocket in the direction of the -arrow 2-. Rotate the intake camshaft with the : T40266  in direction of -arrows 1- if necessary.

Fig 7: Identifying Camshaft Clamp T40271/2 And Assembly Tool T40266
GWWA15-11383Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Bolt the : T40271/1  to the cylinder head.

Fig 8: Checking T40271/1 Installation Position
GWWN15-10953Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The help of a second technician is necessary for the following step.

-- Use the : T40266  to hold the exhaust camshaft securely in the direction of the -arrow A-. Remove the bolt -1- and guide the tensioning rail -2- downward. Continue to turn the camshaft clockwise in direction of -arrow A- until the : T40271/1  can be inserted into the chain sprocket splines -C-.

-- Remove the guide rail -1-. To do so, release the retainer -arrow- with a screwdriver and push the guide rail off toward the front.

Fig 9: Removing Guide Rail
GWWN15-10962Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the bolts -arrows- and remove the chain tensioner -1-.

Fig 10: Bolts And Chain Tensioner
GWWA15-11492Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Press the oil pump chain tensioner bracket in the direction of -arrow- and lock with : T40011  .

Fig 11: Identifying Locking Pin T40011
GWWA15-11243Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the bolt -1- and remove the chain tensioner.

-- Remove the bolts -1- and remove the guide rail -2-.

Fig 12: Removing Glide Rail
GWWN15-10943Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the camshaft timing chain from the camshaft sprockets and hang it on the camshaft pins -arrows-.

Fig 13: Camshaft Timing Chain And Camshaft Sprocket
GWWN15-10944Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the chain tensioner -1- for the balance shaft timing chain.

Fig 14: Chain Tensioner And Balance Shaft Timing Chain
GWWN15-10950Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the bolts -1-. Remove the tensioning rail -2- and the guide rails -3 and 4-.

Fig 15: Identifying Tensioning Rail And Glide Rails
GWWN15-10958Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Loosen the adjusting bolt -A- and remove the tensioning pin -B-.

Fig 16: Identifying Camshaft Timing Chain And Drive Chain
GWWN15-10938Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the oil pump drive timing chain to remove the three stage chain sprocket.

-- Remove the camshaft timing chain and drive chain for the balance shaft.