Where are the control arms on a Mercedes W203?
The front suspension on the Mercedes W203 have two control arms on each side that attach to the steering knuckle and the chassis, an upper and lower. The control arm has two areas of trouble; The ball joint that connects to steering knuckle and the control arm bushing, that connects it to the chassis.
Where can I buy replacement parts for my Mercedes?
Mercedes Parts Online Shopping. Call us at 1-860-388-9001, and we will do our best to facilitate your project. Current models are much easier to repair or troubleshoot when you have a current repair manual available.
When do you replace the front control arm?
Keep in mind, the bushings have to be replaced in pairs. Inspect your control arm or ball joints for looseness by jacking up the front your vehicle and moving the wheel side to side. If you feel looseness in the attachment points, this indicates you have a problem.
The front suspension on the Mercedes W203 have two control arms on each side that attach to the steering knuckle and the chassis, an upper and lower. The control arm has two areas of trouble; The ball joint that connects to steering knuckle and the control arm bushing, that connects it to the chassis.
How to remove ball joint from Mercedes control arm?
Mercedes-Benz improved the design over the years allowing the upper ball joint to be easily removed from the control arm by removing three bolts. 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.
Keep in mind, the bushings have to be replaced in pairs. Inspect your control arm or ball joints for looseness by jacking up the front your vehicle and moving the wheel side to side. If you feel looseness in the attachment points, this indicates you have a problem.
What is a CV joint on a Mercedes Benz?
Constant velocity joints, also known as CV joints, transfer the transfer case to the wheels. On a Mercedes-Benz with rear-wheel drive, you won’t have a CV joint unless you have a 4Matic Mercedes-Benz. If you can’t break loose the center axle bolt, remember that you need to turn the bolt counterclockwise to remove it.
How do you remove the center axle from a Mercedes Benz?
While the car is still on the ground, remove the center cap with the Mercedes-Benz logo from the wheel. This will expose the center axle shaft bolt. (Shown with the wheel removed.) Using a breaker bar and an appropriate socket, break loose and partially unbolt the center axle shaft bolt.