why does my Tesla Model S Original (2012-2020) have poor mileage recently

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

497 words

Problem Statement

Discover how to diagnose and fix poor mileage issues in Tesla Model S (2012-2020). Step-by-step guide with symptoms, diagnostic steps, and solutions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Always ensure the vehicle is turned off and in park mode before performing maintenance.
•Allow the vehicle's systems to cool down before inspecting electrical components.

Symptoms

•Decreased range on a full charge
•More frequent charging required than usual
•Increased energy consumption reported in the vehicle's display
•Unusual battery heating during operation
•Warning messages related to battery health or charging

Diagnostic Steps

1
Access the Tesla touchscreen and navigate to the energy consumption report to check for any spikes in energy usage.
2
Inspect for any outstanding software updates and install them if available.
3
Use the Tesla mobile app to check for battery health metrics and any related alerts.
4
Examine tire pressure and tread condition, ensuring they are within manufacturer specifications.
5
Conduct a visual inspection of the vehicle for any signs of damage or component wear, particularly in the battery area.
6
Verify charging habits and review the settings for regenerative braking.

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
•Access to a Wi-Fi connection for software updates

Parts Required

•New tires (if needed)
•Battery maintenance parts (if any issues are found)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Access the Tesla touchscreen and navigate to the energy consumption report to check for any spikes in energy usage.
2
Inspect for any outstanding software updates and install them if available.
3
Use the Tesla mobile app to check for battery health metrics and any related alerts.
4
Examine tire pressure and tread condition, ensuring they are within manufacturer specifications.
5
Conduct a visual inspection of the vehicle for any signs of damage or component wear, particularly in the battery area.
6
Verify charging habits and review the settings for regenerative braking.

Solution

1. Preparation

Ensure the vehicle is parked on a level surface and the parking brake is engaged.
Gather necessary tools and parts.

2. Tire Maintenance

Check Tire Pressure
- Use a tire pressure gauge to measure each tire's pressure.
- Inflate to the recommended PSI as per the owner’s manual.
Inspect Tire Condition
- Look for uneven wear or damage.
- Replace tires if tread depth is below 2/32 of an inch.

3. Battery Health Check

Software Update
- Connect the vehicle to Wi-Fi.
- Navigate to Settings > Software to check for updates; install if available.
Battery Calibration
- Fully charge the battery to 100% and allow it to discharge to a low state (around 20%) before recharging to recalibrate the battery management system.

4. Regenerative Braking Adjustment

Settings Adjustment
- Access the driving settings on the touchscreen.
- Adjust regenerative braking settings to a higher level to improve efficiency.

5. Energy Consumption Optimization

Review Usage Patterns
- Analyze driving habits and adjust speed and acceleration behavior.
- Limit the use of high-energy features such as cabin heating or air conditioning when not necessary.

Tools Required:

Tire pressure gauge
Access to a Wi-Fi connection for software updates

Parts Required:

New tires (if needed)
Battery maintenance parts (if any issues are found)

Estimated Repair Time: 1-2 hours

Safety Warnings:

Always ensure the vehicle is turned off and in park mode before performing maintenance.
Allow the vehicle's systems to cool down before inspecting electrical components.