How do you replace the ball in a Mercedes Benz?
There is a 22mm that holds the ball joint into the control arm that you will need to loosen first. After you have loosened and removed the nut, you will take the ball joint separator tool and use it to push the ball joint out of the lower control arm. This will separate it from the arm, but it will still be attached to the steering knuckle.
When to change upper control arms on Mercedes Benz?
Changing the upper control arms is one of the more difficult jobs you can do, but it can save you a lot of money. This article applies to the Mercedes-Benz E-Class and E-Class AMG (2002-2009). If your Mercedes-Benz is making a terrible noise while driving at low speed and over bumps, you may be looking at an upper control arm replacement.
How is the ball joint separated from the control arm?
Figure 4. Separate lower ball joint. Now that you have the lower ball joint separated from the lower control arm, you can now loosen the upper ball joint from the upper control arm. The upper ball joint is held to the upper control arm by three bolts.
How do you replace a ball joint on a car?
Use a ratchet on the other end and loosen the bolt until it and the nut can be removed. Remove the 17 mm bolt on the ball joint. Remove the upper control arm. Replacing the upper control arm on the passenger side is much more difficult. Insert the new UCA into position and replace the ball joint bolt.
There is a 22mm that holds the ball joint into the control arm that you will need to loosen first. After you have loosened and removed the nut, you will take the ball joint separator tool and use it to push the ball joint out of the lower control arm. This will separate it from the arm, but it will still be attached to the steering knuckle.
How to install upper control arm ball joint?
Install the two bolts that connect the control arm to the frame and tighten them to 50 Nm using torque wrench.. STEP 9 Connect control arm to steering knuckle. Install the ball / follower joint between the upper control arm to the steering knuckle.
Do you need to replace the upper ball joint?
If you have the control arm that has the upper ball joint fastened with three bolts as shown in the image below, then you can remove just one part. My car failed inspection for upper ball joint / control arm bushings. If your car failed state inspection because you have a bad upper ball joint or bushing then you must replace the control arm.
Why are control arms important in a Mercedes Benz?
The control arms themselves are what attaches that whole assembly to the car’s frame or underbody. All of the force that your wheel encounters is transferred through these joints into the control arms, and finally to the main structure of the car. So as you can see, these joints are quite important and also take quite the beating.