184000726 - 4410OA CHECKING CORRECT TIGHTENING ON FRONT SUSPENSIONS

Position the vehicle on a two column lift.
If the area where the noise is coming from has been identified, firstly check the fastenings in that area, otherwise follow the order indicated.
1. Using a torque wrench set to the recommended value, check that the upper shock absorber buffer is tightened to the recommended torque.
FasteningComponentDiameterValue (daNm)
1NutUpper turretM124,5
Raise the vehicle and check that the various front suspension fastenings are correctly tightened.2. Using a torque wrench calibrated to the recommended value, check that the fastenings between the shock absorber and the steering knuckle are tightened to the torque given below.
FasteningComponentDiameterValue (daNm)
2BoltSteering knuckleM107,5
3. Using a torque wrench calibrated to the recommended value, check that the fixing nut between the power assisted steering box rod and the front steering knuckle are tightened to the torque given below.
FasteningComponentDiameterValue (daNm)
3NutPower assisted steering box rodM104
4. Using a torque wrench calibrated to the recommended value, check that the fixing nut between the power assisted steering box and the crossmember are tightened to the torque given below.
FasteningComponentDiameterValue (daNm)
4NutPower assisted steering box and crossmemberM107
5. Using a torque wrench calibrated to the recommended value, check that the fastenings between the track control arm and the front steering knuckle (5a) and between the track control arm and the crossmember (5b) are tightened to the torque given below.
FasteningComponentDiameterValue (daNm)
5aBoltFront pillarM106,5
5bBoltCrossmemberM129
5cBoltBodyshellM1211
6. Using a torque wrench calibrated to the recommended value, check that the fixing bolts between the bar and the crossmember (6a) and between the bar and the track control arms (6b) are tightened to the torque given below.
FasteningComponentDiameterValue (daNm)
6aBoltCrossmemberM83,5
6bBoltTrack control armsM83,5
7. Using a torque wrench calibrated to the recommended value, check that the fixing bolts between the crossmember and the bodyshell (7a) and between the crossmember and the side member (7b) are tightened to the torque given below.
FasteningComponentDiameterValue (daNm)
7aBoltCrossmemberM1212
7bBoltSide memberM1211
8. Using a torque wrench calibrated to the recommended value, check that the fixing bolt between the engine suspenion connecting rod and the crossmember (8) is tightened to the torque given below.
FasteningComponentDiameterValue (daNm)
8BoltCrossmemberM1212
9. Using a torque wrench calibrated to the recommended value, check that the bolt fixing the brake caliper to the steering knuckle (9) is tightened to the torque given below.
FasteningComponentDiameterValue (daNm)
9BoltSteering knuckleM12x1.2510,5