How to replace front wheel bearing on Mercedes W204?
Carefully tap the oil seal into place taking care that the seal does not get cocked in the bore on the wheel hub (red arrow). Keep tapping the seal until it bottoms out in the bore. Now fit the wheel hub back over the spindle and push it back until the seal pops over the flange on the back of the spindle.
How do you remove a front wheel bearing?
Remove front wheel. Remove the lug nuts and remove the front wheel. Undo the wheel nuts and remove the wheel. Remove the brake caliper. There are two 17 mm bolts on the back that need to be removed. Use the breaker bar to loosen and then remove these two bolts. Slide out the caliper with the brake pads still on the caliper.
How much does it cost to replace front wheel bearings?
The cost to replace both front wheel bearings is going to be between $260 and $480. The parts alone for the front wheel bearings are about $120 to $200. However, the labor costs will be a bit more extensive at around $140 to $280. The exact cost will depend on the prices of your local repair shop and the make and model of your vehicle.
Why is my ABS brake light not working after wheel bearing is replaced?
If you have the old-style ABS brakes with the metal ring, it’s a possibility you might have damaged the ring when you replace the wheel bearing or installed the sensor improperly. Also, check the sensors for debris build-ups like road grime or axle grease. Sometimes this can interfere with the operation of the ABS sensor.
How do you change wheel bearings on a car?
To change wheel bearings, start by lifting the wheel up on a jack, unscrewing the lug nuts, and taking the wheel off. Then, remove the brake caliper, the dust cover over the rotor, and the cotter pin and castle nut behind the dust cover. Next, pull the rotor off, remove the old hub, and take apart the hub assembly to access the wheel bearings.
Where are wheel bearings located in a car?
Wheel bearings are important components of a vehicle’s braking, steering and suspension systems. The one-piece hub assembly, located between the drive axle and the brake disc or drums, incorporates the hub, wheel bearings, ABS wheel speed sensor and mounting flange.
Where to put wheel chocks when changing wheel bearings?
For example, you would place wheel chocks behind the rear tires if you are fixing a front wheel bearing and behind the front tires if you are working on a rear wheel. Loosen the lug nuts and lift the wheel using a jack. For proper access to the internal components of the wheel whose bearings you’re replacing, you’ll need to elevate the wheel.
What happens if you have a bad wheel bearing?
A: A bad wheel bearing can cause several potentially dangerous situations, starting with your vehicle not being as responsive as it should be. Your tires will also wear out faster, and you can experience uneven tire wear.