how to troubleshoot Tesla Model 3 Original (2017-2023) autopilot not working

Tesla Model 3 Highland (2024-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

557 words

Problem Statement

Learn how to troubleshoot and fix Autopilot issues in Tesla Model 3 (2017-2023). Step-by-step guide with diagnostic procedures and solutions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is in a safe location while performing troubleshooting and repairs.

Symptoms

•Autopilot indicator is greyed out or unavailable
•"Autopilot temporarily unavailable" message displayed on the dashboard
•Lane-keeping assistance not engaging
•Vehicle does not respond to Autopilot commands
•Reduced or no functionality in adaptive cruise control
•Warning lights illuminated on the dashboard

Diagnostic Steps

1
Verify that the Autopilot feature is activated in the vehicle settings.
2
Check for any software updates through the Tesla interface.
3
Inspect the cameras and sensors for obstructions or damage (e.g., dirt, ice, or debris).
4
Perform a reboot of the vehicle's main screen by holding down both scroll wheels on the steering wheel.
5
Use the Tesla mobile app or vehicle interface to check for any error messages or alerts.
6
Review the vehicle logs for any indications of faults related to Autopilot systems.

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

•Tesla mobile app
•Internet connection for updates
•Clean cloth for sensor cleaning

Parts Required

•No specific parts required unless physical damage is found.

Related Faults

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Symptoms

•Autopilot indicator is greyed out or unavailable

•"Autopilot temporarily unavailable" message displayed on the dashboard

•Lane-keeping assistance not engaging

•Vehicle does not respond to Autopilot commands

•Reduced or no functionality in adaptive cruise control

•Warning lights illuminated on the dashboard

Diagnostic Steps

1
Verify that the Autopilot feature is activated in the vehicle settings.
2
Check for any software updates through the Tesla interface.
3
Inspect the cameras and sensors for obstructions or damage (e.g., dirt, ice, or debris).
4
Perform a reboot of the vehicle's main screen by holding down both scroll wheels on the steering wheel.
5
Use the Tesla mobile app or vehicle interface to check for any error messages or alerts.
6
Review the vehicle logs for any indications of faults related to Autopilot systems.

Solution

1. Preparation

Tools Required: Tesla mobile app, internet connection for updates, clean cloth for sensor cleaning.
Ensure the vehicle is safely parked and powered on.
Make sure you have access to the Tesla account for checking software updates.

2. Check Software Updates

Open the Tesla app or vehicle interface.
Navigate to 'Software' and check for available updates.
If an update is available, follow the prompts to install it.

3. Clean Sensors and Cameras

Locate the front-facing camera and sensors (usually near the rearview mirror and on the front bumper).
Use a clean, dry cloth to gently wipe any debris or dirt from the sensors and camera lenses.
Ensure that no obstructions are present that could interfere with the sensors.

4. Reboot the System

While the vehicle is on, press and hold both scroll wheels on the steering wheel until the touchscreen goes black and the Tesla logo appears.
Wait for the system to reboot completely before checking if Autopilot is functional.

5. Check Settings

Access the vehicle settings from the touchscreen.
Navigate to 'Autopilot' settings and ensure that all relevant features are enabled.
Verify that the user profile settings do not have limitations set for Autopilot features.

6. Contact Tesla Support

If the problem persists after completing the above steps, document any error messages displayed.
Contact Tesla customer support for further diagnostics and potential service appointment.