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Home/Cars/Tesla/Model S/Plaid/Refresh (2021-present)/why is my Tesla Model S Original (2012-2020) using too much battery when parked

why is my Tesla Model S Original (2012-2020) using too much battery when parked

Tesla Model S Plaid/Refresh (2021-present)

Severity: mediumDifficulty: medium1 hour
3 min read
468 words

Problem Statement

Learn how to diagnose and fix excessive battery drain in Tesla Model S (2012-2020). Step-by-step guide with diagnostic procedures and solutions.

Component
Electrical
Repair Time
1 hour

Safety Warnings

  • ⚠Ensure the vehicle is in a safe location and turned off during adjustments.

Symptoms

  • •Significant battery percentage loss overnight while parked
  • •Vampire drain where battery depletes even without usage
  • •Notifications of low battery or energy consumption alerts
  • •Increased charging frequency compared to previous usage
  • •Reduced range when starting the vehicle after being parked

Diagnostic Steps

  1. 1Check the vehicle's software version and ensure it is up to date.
  2. 2Review energy consumption statistics in the Tesla app to identify background processes.
  3. 3Inspect settings for features like Sentry Mode, Cabin Overheat Protection, or Summon that may be active.
  4. 4Examine the status of connected devices or apps that may be maintaining a connection, such as Bluetooth or Wi-Fi.
  5. 5Perform a battery health check through the Tesla mobile app or dashboard.
  6. 6Monitor the energy consumption while parked using the vehicle’s energy app.

Solution

Solution

1. Preparation

  • Tools Required: Tesla mobile app, computer for software updates
  • Ensure the vehicle is parked in a safe location and turned off.

2. Update Software

  • Open the Tesla app or vehicle touchscreen.
  • Navigate to Software > Software Update.
  • If an update is available, follow the prompts to download and install it.

3. Adjust Settings

  • Disable unnecessary features:
    • Sentry Mode: Go to Controls > Safety & Security > Sentry Mode and toggle off.
    • Cabin Overheat Protection: Go to Controls > Safety & Security > Cabin Overheat Protection and set to "Off."
    • Summon: Disable any Summon settings if not in use.
  • Check for any additional features that may be consuming energy and disable them.

4. Disconnect Unnecessary Devices

  • Turn off Bluetooth and Wi-Fi if not needed.
  • Disconnect any devices that may be using energy while parked.

5. Battery Health Check

  • Open the Tesla app and navigate to the battery section.
  • Review the battery health and capacity.
  • If degraded, consider scheduling a service appointment for battery assessment.

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

  • Tesla mobile app
  • Computer for software updates

Parts Required

  • None required for this diagnosis and solution.

Additional Information

Component

Electrical

Repair Time

1 hour

Difficulty

medium

Severity

medium

Tools

2 items

Parts

1 items

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