how to fix my Tesla Model S Original (2012-2020) that won’t go into gear?

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

502 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix gear engagement issues in Tesla Model S (2012-2020). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the vehicle battery before working on electrical systems.
•Ensure the vehicle is in "Park" and secured before performing any inspections.

Symptoms

•Gear selector not responding
•"Vehicle is not ready" message displayed on the screen
•Warning lights illuminated on the dashboard
•The car remains stationary despite pressing the accelerator
•No audible clicks or sounds when attempting to shift gears

Diagnostic Steps

1
Inspect the gear selector and ensure it is not physically obstructed.
2
Check the battery charge level to confirm sufficient power for operation.
3
Use the Tesla diagnostics tool to scan for any error codes related to the drivetrain or gear selection.
4
Verify the software version and check for necessary updates using the vehicle's touchscreen.
5
Reset the vehicle's systems by performing a soft reboot (hold both scroll wheels on the steering wheel until the screen goes black).
6
Inspect the vehicle’s 12V battery voltage and health, as a failing battery can cause gear engagement issues.

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

•Socket set
•Diagnostic tool (Tesla service tool or OBD-II compatible)
•Multimeter

Parts Required

•Gear selector assembly (if replacement is necessary)
•12V battery (if it is found to be failing)

Related Faults

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Diagnostic Steps

1
Inspect the gear selector and ensure it is not physically obstructed.
2
Check the battery charge level to confirm sufficient power for operation.
3
Use the Tesla diagnostics tool to scan for any error codes related to the drivetrain or gear selection.
4
Verify the software version and check for necessary updates using the vehicle's touchscreen.
5
Reset the vehicle's systems by performing a soft reboot (hold both scroll wheels on the steering wheel until the screen goes black).
6
Inspect the vehicle’s 12V battery voltage and health, as a failing battery can cause gear engagement issues.

Solution

1. Preparation

Gather all necessary tools and parts.
Ensure the vehicle is parked on a level surface and in a safe environment.
Disconnect the 12V battery for safety.

2. Inspect and Reset Gear Selector

Reconnect the 12V battery after ensuring it's in good condition.
Navigate to the gear selector mechanism and inspect for any physical obstructions or damage.
Perform a software reset by pressing both scroll wheels on the steering wheel until the screen resets.

3. Update Software

Connect the vehicle to Wi-Fi.
Access the software update menu from the touchscreen.
Follow the prompts to download and install any available updates.

4. Check and Replace Components (if required)

If the gear selector or related components are damaged, remove the gear selector assembly:
- Use a socket set to remove screws securing the gear selector.
- Disconnect the wiring harness.
- Install the new gear selector assembly by reversing the removal steps.

5. Test the System

After all checks and replacements, start the vehicle and attempt to engage the gear.
Monitor the system for any warning lights or messages.