how to clear P0700 code in Tesla Model S Original (2012-2020)

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

Error Code: P0700

3 min read

508 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 clear P0700 transmission fault in Tesla Model S (2012-2020). Step-by-step guide with diagnostic procedures and repair instructions.

Error Code

P0700

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the 12V battery before working on electrical components.
•Allow the vehicle to cool down before inspecting or replacing transmission fluid.

Symptoms

•Check engine light illuminated
•Poor acceleration response
•Unexpected gear shifts or inability to shift gears
•Increased energy consumption
•Reduced performance in electric driving

Diagnostic Steps

1
Use a compatible OBD-II scanner to retrieve any additional fault codes.
2
Inspect the transmission fluid level and condition, ensuring it's within specifications.
3
Check for any visible signs of leaks around the transmission area.
4
Examine the wiring and connectors to the Transmission Control Module for damage or corrosion.
5
Update the vehicle's software using the Tesla service tools, as software glitches can sometimes trigger fault codes.

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

•OBD-II scanner
•Socket set
•Torque wrench
•Fluid drain pan
•Tesla-approved transmission fluid

Parts Required

•Tesla-approved transmission fluid (if needed)
•Wiring harness or connectors (if damaged)

Related Faults

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Diagnostic Steps

1
Use a compatible OBD-II scanner to retrieve any additional fault codes.
2
Inspect the transmission fluid level and condition, ensuring it's within specifications.
3
Check for any visible signs of leaks around the transmission area.
4
Examine the wiring and connectors to the Transmission Control Module for damage or corrosion.
5
Update the vehicle's software using the Tesla service tools, as software glitches can sometimes trigger fault codes.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is on a level surface and safely secured (use wheel chocks if needed).
Disconnect the 12V battery for safety before starting work.

2. Fluid Inspection and Replacement

Fluid Level Check:
- Remove the transmission fluid dipstick (if applicable).
- Check the fluid level; add Tesla-approved transmission fluid if necessary.
Fluid Replacement (if needed):
- Drain the old transmission fluid using a drain pan.
- Replace with new Tesla-approved transmission fluid.
- Tighten the drain plug to the manufacturer’s torque specifications.

3. Wiring and Connectors Inspection

Visually inspect the wiring harness and connectors leading to the TCM.
If damage is found, repair or replace the affected wires or connectors.
Ensure all connections are secure and free from corrosion.

4. Software Update

Connect the vehicle to Wi-Fi.
Using the Tesla service tools, check for firmware updates.
Follow the instructions provided to update the vehicle's software, as this may resolve communication issues related to the TCM.

5. Clear Fault Codes

Reconnect the 12V battery.
Use the OBD-II scanner to clear the P0700 and any related codes.
Perform a systems check to ensure no codes reappear.