11 31 573 Adjusting Camshaft Timing On Left Side (N63O1)
Special Tools Required:
(Cylinder Bank 5 To 8)
Necessary Preliminary Tasks:
Get Set of Special Tools 2 249 117 Ready for Securing Camshafts.
Position Special Tool 2 249 144 On Intake Camshaft.
Position Exhaust Camshaft with Special Tool 2 249 159 and Attach To Special Tool 2 249 144 .
Release Central Bolts (1 and 2) of Intake Adjuster and Exhaust Camshaft Adjuster.
Installation Note:
Replace Central Bolts After Releasing.
Installation Note:
Coat Contact Surface of New Central Bolt (1) with 4.4 Copper Paste.
Insert Central Bolt (1 and 2).
Position Engine with Special Tool 11 9 190 In Front of Special Tool 11 8 570 As Shown In Graphic.
Installation Note:
Tighten The Central Bolt (1) Beginning with the Intake Camshaft.
Insert Central Bolt (1) of Intake Camshaft with Special Tool 11 4 350 .
Joining Torque 5 Nm .
Insert Central Bolt (1) of Exhaust Camshaft with Special Tool 11 4 350 .
Joining Torque 5 Nm .
Remove Special Tool 11 9 190 .
Turn The Engine At The Central Bolt Further Until The Special Tool 11 9 190 Can Be Positioned In The Gear Case Cover.
The Engine Is Now In The 150° Crankshaft Position Before The TDC Firing Position of Cylinder 1.
Installation Note:
Tighten The Central Bolt (1) Beginning with the Intake Camshaft.
Insert Central Bolt (1) of Intake Camshaft with Torque.
Tightening torque of 30 Nm
Insert Central Bolt (1) of Exhaust Camshaft with Torque.
Tightening torque of 30 Nm
Insert Central Bolt (1) of Intake Camshaft with Special Tool 00 9 120 .
Insert Central Bolt (1) of Exhaust Camshaft with Special Tool 00 9 120 .
Checking The Timing: Remove Special Tool 2 249 117 .
Remove Special Tools 11 9 190 and 11 8 570 .
Crank Engine At Central Bolt Twice In Direction of Engine Rotation Until Engine Returns To 150° Before Cylinder No. 1 Firing TDC Position.
Secure Vibration Damper with Special Tools 11 8 570 and 11 9 190 In The 150° TDC Firing Position, Cylinder 1 .
Fit Special Tool 2 249 144 On Intake Camshaft and Check Timing Adjustment.
Place Special Tool 2 249 159 On The Exhaust Camshaft and Check Timing Adjustment.
Remove All Special Tools.
Assemble Engine.