Cooper S (R56) L4-1.6L Turbo (N14) (2009)
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Crankshaft Gear/Sprocket: All Technical Service Bulletins
Engine - Incorrect Crankshaft Central Bolt Torque Change
SI M 11 02 10
Engine
April 2010
Technical Service
SUBJECT
Incorrect Crankshaft Central Bolt Torque
MODEL
R55 (Cooper Clubman and Cooper Clubman S) with N12 and N14 Engine
R56 (Cooper and Cooper S) with N12 and N14 Engine
R57 (Cooper and Cooper S convertible) with N12 and N14 Engine
INFORMATION
The incorrect crankshaft central bolt tightening torque is stated in the current release of ISTA. Disregard the torque specified in the current repair
instructions when performing repairs that include replacing the crankshaft central bolt, P/N 11 21 7 585 184. This would include, but is not limited to,
the timing chain, front crankshaft hub, or crankshaft repairs and replacement. The torque specification information will be corrected in the release of
ISTA/D 2.21.
The correct torque specification is described above.
WARRANTY INFORMATION
For information only
