how to improve fuel economy on my Tesla Model S Original (2012-2020) that dropped significantly?

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

475 words

Problem Statement

Learn how to improve fuel economy on your Tesla Model S (2012-2020) with step-by-step diagnostic and maintenance tips for better efficiency.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is off and parked on a flat surface before maintenance.
•Be cautious when handling the battery; follow manufacturer guidelines for safety.

Symptoms

•Decreased driving range per charge
•Increased energy consumption per mile
•Frequent need for charging
•Slower acceleration response
•Unusual tire wear patterns

Diagnostic Steps

1
Check the Battery Health using the vehicle's diagnostics menu.
2
Inspect tire pressure and alignment; ensure tires are inflated to the recommended PSI.
3
Review energy consumption statistics through the car's energy app.
4
Look for software updates that may impact efficiency.
5
Examine regenerative braking settings and usage.
6
Check for any unusual load on the vehicle (e.g., heavy accessories or cargo).

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

•Tire pressure gauge
•OBD-II scanner
•Smartphone or tablet for software updates

Parts Required

•Replacement tires
•Battery replacement

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Check the Battery Health using the vehicle's diagnostics menu.
2
Inspect tire pressure and alignment; ensure tires are inflated to the recommended PSI.
3
Review energy consumption statistics through the car's energy app.
4
Look for software updates that may impact efficiency.
5
Examine regenerative braking settings and usage.
6
Check for any unusual load on the vehicle (e.g., heavy accessories or cargo).

Solution

1. Preparation

Gather necessary tools: tire pressure gauge, OBD-II scanner (if applicable), and a smartphone or tablet for software updates.
Ensure the vehicle is parked on a flat surface and turned off.

2. Battery Health Check

Access the battery health information via the vehicle's touchscreen.
Note any alerts or warnings regarding battery condition.
If battery health is below optimal levels, consider contacting Tesla for a battery evaluation or replacement.

3. Tire Inspection and Maintenance

Use a tire pressure gauge to check each tire's pressure.
- Inflate tires to the manufacturer's recommended PSI (usually found in the driver's door jamb).
Visually inspect tires for uneven wear; consider rotating or replacing tires if needed.

4. Software Updates

Connect the vehicle to Wi-Fi to check for any available software updates.
Follow on-screen instructions to install updates, which may include performance improvements.

5. Regenerative Braking Adjustment

Access the driving settings in the vehicle’s menu.
Ensure regenerative braking is activated and set to the preferred level for maximum efficiency.

6. Reduce Load and Accessories

Remove any unnecessary weight from the vehicle, such as unused items in the trunk.
Disconnect heavy accessories that may draw power from the battery.