why is my Tesla Model 3 Highland (2024-present) using more windshield washer fluid than normal?

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is parked on a level surface and the engine is off.
• Disconnect the battery to avoid electrical issues.

2. Inspect and Replace Components

2.1. Windshield Washer Reservoir

• Tools Required: Socket set, possibly a flathead screwdriver.
• Instructions:
  1. Remove any covers blocking access to the washer reservoir.
  2. Detach the reservoir from its mounting brackets.
  3. Visually inspect for cracks; replace if damaged.
  4. Reinstall the new reservoir securely.

2.2. Washer Fluid Pump

• Tools Required: Socket set, multimeter.
• Instructions:
  1. Locate the washer fluid pump at the base of the reservoir.
  2. Disconnect the electrical connector from the pump.
  3. Use a multimeter to test for continuity in the pump.
  4. If defective, remove the pump by unscrewing it from the reservoir.
  5. Install the new pump and reconnect the electrical connector.

2.3. Hoses and Connections

• Tools Required: Pliers, hose clamps.
• Instructions:
  1. Inspect all hoses leading from the reservoir to the jets.
  2. Look for cracks, kinks, or looseness in connections.
  3. Replace any damaged hoses and secure them with clamps.
  4. Ensure all connections are tight and leak-free.

2.4. Washer Jets

• Tools Required: Small flathead screwdriver or needle.
• Instructions:
  1. Inspect the washer jets for clogs.
  2. Use a needle to clear any blocked nozzles.
  3. Adjust the direction of the spray if necessary.

3. Refill and Test

• Instructions:
  1. Refill the windshield washer fluid reservoir with appropriate washer fluid.
  2. Test the washer system by activating the jets to ensure proper spray and coverage.