how to troubleshoot the parking brake not releasing in my Volkswagen Golf MK7

Solution

1. Preparation

• Tools Required: Socket set, torque wrench, brake cleaner, soft cloth
• Park the vehicle on a level surface and ensure it is securely supported with jack stands.
• Disconnect the battery to prevent any electrical issues during the repair.

2. Inspect and Adjust Parking Brake Cable

• Sub-steps:
  1. Remove the center console cover to access the parking brake assembly.
  2. Inspect the parking brake cable for fraying or kinks; replace if damaged.
  3. If the cable is intact, adjust the tension using the adjustment nut until the cable has no slack.
  4. Reassemble the center console cover.

3. Check Brake Fluid Level

• Sub-steps:
  1. Open the hood and locate the brake fluid reservoir.
  2. Inspect the fluid level; if it is low, top it off with the manufacturer-recommended brake fluid.
  3. Recheck for any leaks around the brake lines and connections.

4. Inspect and Clean Rear Brake Calipers

• Sub-steps:
  1. Raise the rear of the vehicle and remove the rear wheels.
  2. Inspect the calipers for corrosion or sticking pistons.
  3. Clean the caliper slides with brake cleaner and re-lubricate with high-temperature brake grease.
  4. Reassemble the brake components and wheels.

5. Test Parking Brake Function

• Sub-steps:
  1. Reconnect the battery and start the vehicle.
  2. Engage and release the parking brake several times to ensure it operates smoothly.
  3. Perform a test drive to confirm the parking brake is functioning correctly.