why does my Tesla Model S Original (2012-2020) keep losing range

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

498 words

Problem Statement

Discover why your Tesla Model S (2012-2020) is losing range. Follow our diagnostic steps and solutions to restore your vehicle's efficiency.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is in park and secured before performing any maintenance or adjustments.

Symptoms

•Significant reduction in estimated driving range displayed on the dashboard
•Frequent need to recharge the vehicle, more than expected
•Warning messages related to battery health or charging
•Decreased performance during acceleration
•Increased charging times noted at charging stations

Diagnostic Steps

1
Check the vehicle's software version and update if necessary via the Tesla app.
2
Use the Tesla app or onboard diagnostics to assess battery health and capacity metrics.
3
Inspect tire pressures and ensure they are at the recommended levels.
4
Evaluate driving patterns and climate control usage to identify any abnormal consumption.
5
Run a diagnostic report using Tesla's service mode to check for error codes related to the battery or energy management system.

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
•Tesla mobile app

Parts Required

•Battery

Related Faults

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Diagnostic Steps

1
Check the vehicle's software version and update if necessary via the Tesla app.
2
Use the Tesla app or onboard diagnostics to assess battery health and capacity metrics.
3
Inspect tire pressures and ensure they are at the recommended levels.
4
Evaluate driving patterns and climate control usage to identify any abnormal consumption.
5
Run a diagnostic report using Tesla's service mode to check for error codes related to the battery or energy management system.

Solution

1. Software Update

Sub-steps:
1. Connect the vehicle to Wi-Fi.
2. Navigate to the software section in the settings menu.
3. Follow prompts to download and install the latest software update.

2. Battery Health Assessment

Sub-steps:
1. Access the battery health information via the Tesla app.
2. If the battery capacity is below 70% of its original capacity, consider contacting Tesla Service for evaluation.

3. Tire Pressure Adjustment

Sub-steps:
1. Use a tire pressure gauge to measure the current pressure of each tire.
2. Inflate or deflate tires to match the manufacturer’s recommended pressure (often found on the driver’s door jamb).

4. Driving Style Optimization

Sub-steps:
1. Monitor energy consumption settings via the energy app on the vehicle's display.
2. Reduce the use of climate control systems, and avoid aggressive acceleration to improve efficiency.

5. Diagnostic Report Review

Sub-steps:
1. Access the service mode and run a full diagnostics check.
2. Review any error codes or alerts and address any issues identified with Tesla support.