how to check for leaks in a Tesla Model S Original (2012-2020)

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

521 words

Problem Statement

Learn how to check for leaks in Tesla Model S (2012-2020). Step-by-step guide with diagnostic procedures, tools required, and safety tips.

Affected Component

Cooling System

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before conducting any electrical or fluid inspections.
•Allow the vehicle to cool down fully before inspecting the coolant system to avoid burns.

Symptoms

•Visible fluid spots or puddles under the vehicle
•Unusual odors inside or outside of the vehicle
•Warning messages on the dashboard related to fluid levels
•Decreased performance or range
•High temperatures on the vehicle display

Diagnostic Steps

1
Inspect the ground where the vehicle is parked for any fluid spots or puddles.
2
Visually examine the undercarriage for any signs of fluid accumulation or wet spots.
3
Check the coolant reservoir for proper fluid levels and any signs of leakage around the cap.
4
Utilize a UV leak detection dye in the coolant system and inspect with a UV light.
5
Inspect the brake fluid reservoir for leaks around the cap and lines.
6
Use a pressure tester on the coolant system to identify any leaks.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•Safety goggles
•Gloves
•Flashlight
•UV leak detection dye
•UV light
•Pressure tester

Parts Required

•UV leak detection dye (if not already available)
•Replacement hoses or seals (if leaks are found)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Inspect the ground where the vehicle is parked for any fluid spots or puddles.
2
Visually examine the undercarriage for any signs of fluid accumulation or wet spots.
3
Check the coolant reservoir for proper fluid levels and any signs of leakage around the cap.
4
Utilize a UV leak detection dye in the coolant system and inspect with a UV light.
5
Inspect the brake fluid reservoir for leaks around the cap and lines.
6
Use a pressure tester on the coolant system to identify any leaks.

Solution

1. Preparation

Tools Required: Safety goggles, gloves, flashlight, UV leak detection dye, UV light, pressure tester.
Ensure the vehicle is parked on a flat surface.
Allow the vehicle to cool down completely before inspection.

2. Inspect for Fluid Leaks

Visual Inspection:
- Use a flashlight to check under the vehicle for any obvious leaks.
- Inspect around the coolant reservoir, brake fluid reservoir, and battery coolant connections.
Using UV Leak Detection Dye:
- Add UV leak detection dye to the coolant system as per manufacturer’s instructions.
- Run the vehicle until it reaches operating temperature.
- Turn off the vehicle and use a UV light to check for any glowing leaks.

3. Pressure Testing

Using a Pressure Tester:
- Connect the pressure tester to the coolant reservoir.
- Pump the tester to the specified pressure (typically around 15-20 psi).
- Monitor for any drop in pressure which indicates a leak; check hoses and connections while under pressure.

4. Brake Fluid Inspection

Check the brake fluid reservoir for leaks, ensuring the cap is secure.
Inspect brake lines for any signs of moisture or damage.