Ball joint, replacing
Special tools
9512050
9512927
9997076
9997148
9992709
9995500
9995796
9995781
9997231
9997062
9997230
9995467
Note. The illustrations in this service information are used for different model years and/or models. Some variation may occur. However, the essential information in the illustrations is always correct.
Preparatory work
Note. Replace on both sides.
Remove the front wheels.
Removing the ball joint nut
Applies to vehicles with aluminum link arm
Scheme 173
Remove the nut on the control arm. Use a Torx wrench as a counterhold.
Applies to vehicles with steel control arm
Scheme 174
Remove nut.
Removing the ball joint in the control arm
Applies to vehicles with steel control arm
Scheme 175
Install nut 9997231 on the ball joint with a clearance to the link arm of approx. 1.5 mm.
Scheme 176
Align puller 9997062 with the link arm and nut 9997231 .
Tighten the puller 9997062 so that the ball joint releases from the link arm.
Applies to all
Scheme 177
| CAUTION | Do not pull the drive shaft as the axial pinions cannot support large loads. |
Note. If the hook is positioned at point (2) shown in the illustration, there is a risk of damaging the rubber boot on the ball joint.
Press the control arm down using lever 9997076 . Position the hook at (1).
Release the spring strut from the control arm.
Scheme 178
Remove the 2 x screws for the ball joint.
Scheme 179
Applies to vehicles with aluminum link arm
Install
- the nut: «9997148»(ref-403953-S32444858032011061000000) on the ball joint
- the sledgehammer: «9992709»(ref-403953-S32469477042011061000000) on the nut.
Applies to vehicles with steel control arm
Use nut 9997230 and impact hammer 9992709 .
Applies to all
Tap off the ball joint.
Scheme 180
| WARNING | Always use protective goggles. |
Clean the mating surfaces for the ball joint and seat. Use a rotating wire brush.
Lubricate the seat with wheel bearing grease, part number 1161689 (75 ml).
Installing the ball joint
Applies to vehicles with aluminum link arm
Scheme 181
| CAUTION | Leave the protective cap for the ball joint in position to prevent damaging the rubber boot. |
Loosely install the new ball joint using the guide screws.
Applies to vehicles with steel control arm
Scheme 182
| CAUTION | Take care not to damage the ball joint boot. |
Temporarily remove the protective cap from the ball joint.
Loosely install the new ball joint using the press tool 9995781 .
Applies to all
Scheme 183
| CAUTION | Take care not to damage the ball joint boot. |
Press the ball joint up towards the seat. Use press tool 9995796 . Check that the ball joint is centered in the seat.
Knock in the ball joint. Use a copper mallet.
Remove the guide screws.
Scheme 184
Tighten the ball joint. Use 2 x new screws. Tighten. See: Tightening torque .
Remove the protective cap.
Installing the control arm and ball joint
| CAUTION | Do not pull the drive shaft as the axial pinions cannot support large loads. |
Note. If the hook is positioned at point (2) shown in the illustration, there is a risk of damaging the rubber boot on the ball joint.
Press the control arm down using lever 9997076 . Position the hook at (1).
Align the spring strut in the control arm.
Installing the ball joint nut
Applies to vehicles with aluminum link arm
Scheme 185
| CAUTION | The ball joint pinion must not rotate. Use: 9512927 as a counterhold to prevent damaging the rubber boot |
Note. Use 9995500 as a torque wrench.
Note. A counterhold is not required when angle tightening if the joint has been tightened to 50 Nm. The friction between the ball joint and control arm is greater than between the nut and threads on the ball joint.
Install the 1 x nut.
Tighten according to step 1 in Summary of tightening torques for specific components .
Use bevel protractor: 9512050 .
Angle-tighten according to step 2 in Summary of tightening torques for specific components .
Rust protect the thread outside the nut.
Applies to vehicles with steel control arm
Scheme 186
Use socket 9995467 as adapter for the torque wrench or a cap wrench adapter that is deigned for torque wrench.
Install the new nut and tighten according. to Tightening torque .
Rust protect the thread outside the nut.
Finishing
Install the wheels. See: Installing wheels .