why does my Volkswagen Passat B8 (2015-2022) smell like burning rubber?

Solution

1. Preparation

• Tools Required: Safety gloves, safety goggles, flashlight, and a multimeter.
• Ensure the vehicle is parked on a level surface with the engine off and cool.
• Disconnect the battery to avoid electrical hazards.

2. Inspect and Replace Serpentine Belt

• Sub-steps:
  1. Remove the engine cover if applicable.
  2. Locate the serpentine belt and visually inspect it for any signs of wear, fraying, or damage.
  3. Use a belt tensioner tool to relieve tension on the belt and remove it.
  4. Install a new serpentine belt, ensuring correct routing according to the belt diagram.
  5. Reconnect the battery and start the engine to check for noise and smell.

3. Check and Repair Electrical Components

• Sub-steps:
  1. Inspect all visible wiring harnesses for signs of wear, chafing, or exposed wires.
  2. Use a multimeter to check for shorts or continuity issues in wiring.
  3. Repair any damaged wiring with appropriate electrical tape or replace damaged sections.
  4. Route wires away from hot engine components if necessary.

4. Brake Inspection and Repair

• Sub-steps:
  1. Lift the vehicle and remove the wheels for access to brake components.
  2. Inspect brake calipers, pads, and rotors for signs of overheating or wear.
  3. Replace any calipers that are sticking or pads that are severely worn.
  4. Reassemble the brakes and lower the vehicle.