Cooper S (R56) L4-1.6L Turbo (N14) (2009)
/l4-1.6l_turbo_(n14)/Page-435001.png)
Timing Chain: Service and Repair
11 31 051 Replacing Timing Chain
11 31 051 Replacing timing chain (N14)
This article has been updated by Technical Service Bulletin (TSB) M 11 02 10 dated April 2010.
The final torque angle (11 21 1AZ) has changed from 100 degrees to 180 degrees.
Special tools required:
^
00 9 120
^
11 9 280
^
11 9 550
^
11 9 590
Important:
Modified procedure for timing adjustment.
The timing is not determined at firing TDC of cylinder no. 1.
All pistons are in the 90 ° position.
Necessary preliminary tasks:
^
Remove cylinder head cover.
^
Remove all spark plugs.
^
Remove vibration damper.
^
Remove chain tensioner.
^
Remove VANOS adjustment unit.
^
Remove sprocket wheel for exhaust camshaft.
^
Remove PTFE ring at front.
^
Remove belt tensioner.
Position crankshaft with special tool 11 9 590.
Do not remove special tool 11 9 590 during repair work.
Do not remove special tool 11 9 550.
Important:
