why is my Volkswagen Golf MK7 (2015-2019) making a grinding noise when I brake?

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is parked on a level surface and engage the parking brake.

2. Remove Wheel

• Sub-steps:
  1. Loosen lug nuts slightly while the vehicle is on the ground.
  2. Raise the vehicle using a jack and secure it with jack stands.
  3. Remove the lug nuts completely and take off the wheel.
• Tools Required:
  • Lug wrench
  • Floor jack
  • Jack stands

3. Inspect and Replace Brake Pads

• Sub-steps:
  1. Remove the caliper bolts using a socket set to access the brake pads.
  2. Carefully slide the caliper off the rotor and support it to avoid straining the brake line.
  3. Remove the old brake pads from the caliper bracket.
  4. Inspect the caliper piston for any signs of damage or leaks.
  5. Install new brake pads, ensuring they are seated correctly in the caliper bracket.
• Tools Required:
  • Socket set
  • Brake pad spreader (if necessary)

4. Inspect and Replace Brake Rotors (if necessary)

• Sub-steps:
  1. Check the rotors for grooves or warping; if damaged, remove the rotor by unscrewing the retaining screws.
  2. Install new rotors, ensuring they are clean and free of grease.
  3. Torque the rotor mounting screws to the manufacturer’s specifications.
• Tools Required:
  • Torque wrench
  • Rotor retaining screw driver

5. Reassemble and Test

• Sub-steps:
  1. Reinstall the caliper over the new brake pads.
  2. Torque the caliper bolts to the manufacturer's specifications.
  3. Reinstall the wheel and torque the lug nuts in a crisscross pattern.
  4. Lower the vehicle back to the ground.
• Tools Required:
  • Torque wrench