Tightening Torque

General tightening torques

Note: Screws coated with a locking fluid or self locking nuts must be replaced with new when reinstalled.





See the table to find the tightening torques for components not included in the summary.
Nuts and screws which are not self locking can be reused provided that they are in good condition.

Summary of specific components and tightening torques

Note: Screws coated with locking fluid or sealant must be replaced with new when reinstalled.

Always use new screws and nuts when angle tightening. Any exceptions to this rule will be indicated in the method.
Angle-tightening in tight spaces.

Knock sensor (KS) 20 Nm
Piston cooling valve (piston cooling oil duct, in cylinder block) 36 Nm
Heated oxygen sensor (HO2S) 45 Nm
Connecting rod cap (connecting rod with treated toothed surface between the connecting rod and cap, screw with waist)
Stage 1 20 Nm
Stage 2 angle-tighten 90°
Connecting rod cap (connecting rod with fracture surface between the connecting rod and cap, fully threaded screw)
Stage 1 30 Nm
Stage 2 angle-tighten 90°
Intermediate section
Tighten the screws in sequence from the center and outwards.
Stage 1 M10 20 Nm
Stage 2 M10 45 Nm
Stage 3 M8 24 Nm
Stage 4 M7 17 Nm
Stage 5 M10 angle-tighten 90°
Vibration damper -2002 (flanged screws x4)
Stage 1 25 Nm
Stage 2 angle-tighten 30°
Vibration damper 2002- /flanged screws x4
Stage 1 25 Nm
Stage 2 angle-tighten 60°