Performing a DIY brake fluid flush on your 2016 MINI Cooper Convertible is a great way to maintain optimal braking performance and extend the life of your brake components. Brake fluid absorbs moisture over time, which can lead to corrosion and reduced braking efficiency. Here’s a simple guide to help you complete the process using Everyday MINI's recommended procedure.

What You'll Need

  • Brake fluid (DOT 4 recommended for MINI Cooper)
  • Wrench or brake bleeder kit
  • Clear tubing
  • Container for old fluid
  • Protective gloves and safety glasses
  • Jack and jack stands (optional)

Step-by-Step Brake Fluid Flush Procedure

  1. Prepare Your Vehicle: Park on a level surface and engage the parking brake. If necessary, lift the car with a jack and secure it with jack stands.
  2. Locate the Brake Fluid Reservoir: Open the hood and find the brake fluid reservoir. Clean the cap to prevent contamination before opening.
  3. Remove Old Fluid: Using a turkey baster or similar tool, remove as much old fluid from the reservoir as possible.
  4. Refill with New Fluid: Fill the reservoir with fresh DOT 4 brake fluid.
  5. Bleed the Brakes: Starting with the wheel farthest from the master cylinder (usually the rear passenger side), attach clear tubing to the bleeder valve. Have an assistant press the brake pedal slowly while you open the valve to release old fluid and air. Close the valve before the pedal is released. Repeat until clean fluid flows.
  6. Repeat for All Wheels: Follow the sequence: rear passenger, rear driver, front passenger, front driver.
  7. Check Fluid Level: Keep the reservoir topped up to avoid introducing air into the system.
  8. Test Brakes: Once complete, ensure the brake pedal feels firm before driving.

Regularly flushing your brake fluid every two years or 30,000 miles helps maintain brake system health and safety. If you notice spongy brakes or decreased performance, consider performing a fluid flush or consulting a professional mechanic.