How to Replace the Rear Brake Pads on an Audi A4L?
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Audi A4L brake pad removal and replacement process is as follows: 1. Check the brake fluid level. Before replacing the brake pads, open the cap of the brake fluid reservoir in the engine compartment and check the brake fluid level. If the brake fluid level is above the maximum limit, some should be siphoned out to prevent overflow during the replacement process. 2. Remove the wheel. Prepare the new brake pads for replacement and remove the wheel where the brake is located. Be careful to avoid scratching the rim during removal. 3. Remove the brake pads. Use a wrench with a socket to remove the bolts of the brake caliper, then take out the brake pads (if there is a brake sensor wire, remove it first). Check if the brake pads are excessively worn or cracked, and proceed with the next step if they are. 4. Apply anti-squeal paste. Since the brake caliper may have a lot of sand or dirt, clean it thoroughly with a cloth and then apply anti-squeal paste to prevent noise during braking. 5. Install the new brake pads on the caliper. Use a piston press to push the piston to its limit, then install the new brake pads on the caliper. After the new brake pads are properly installed (including the brake sensor wire if applicable), tighten the guide bolts to complete the installation. 6. Cover the reservoir and reset the brake. After installation, cover the reservoir cap, get into the car, and press the brake pedal firmly several times to reset the brake. Then check the brake fluid level to ensure it is within the appropriate range. 7. Test drive. After replacement, take a test drive to check if the braking effect is satisfactory. The replacement interval for brake pads and discs is not fixed and depends on the vehicle's driving conditions, the frequency of brake pedal usage, and the force applied by the driver.