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Home >> Audi >> 2017 >> S7 Premium Plus >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine System (Cylinder Head & VALVETRAIN - Service Information - 4.0L - CEUC, CRDB, CTGE, CWUB, CWUC) >> Cylinder Head, VALVETRAIN >> VALVETRAIN >> Camshaft, Removing And Installing >> Installing >> Continuation for Both Cylinder Banks:

Continuation for Both Cylinder Banks:

GWWA13-10881

-- Position the :T40272  onto the :T40263  .

-- Attach the adapter to the bolts on the vibration damper.

NOTE:

Ignore the notch on the :T40272  .

-- Turn the crankshaft to "TDC" in direction of engine rotation -arrow-.

-- If necessary, turn the crankshaft slightly back and forth to insert the :T40264/3  by hand into the vibration damper opening and all the way into the cylinder block.

GWWA15-11223

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

-- Install the vacuum pipe adjusting element for the turbocharger. Refer to OVERVIEW - TURBOCHARGER .

-- Install right coolant pipe. Refer to OVERVIEW - COOLANT PIPES .

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

-- Install the high pressure pipe. Refer to HIGH PRESSURE PIPE, REMOVING AND INSTALLING .

-- Install the high pressure pump. Refer to HIGH PRESSURE PUMP, REMOVING AND INSTALLING .

-- Install the ignition coils. Refer to IGNITION COILS WITH POWER OUTPUT STAGES, REMOVING AND INSTALLING .

CAUTION:

Risk of damaging valves and piston heads after working on valve train.

  • The motor must not be started for about 30 minutes after installing camshafts because the hydraulic equalization elements must seat themselves.
  • To ensure valves do not strike pistons when starting, carefully rotate engine at least two full revolutions.