FAULTBASE
Error CodesASKCars
© 2025 FAULTBASE
All rights reserved.
v2.0.0 • Production
ContactPrivacyImpressum
Home/Cars/Tesla/Model S/Plaid/Refresh (2021-present)/how to fix Tesla Model S Plaid/Refresh (2021-present) check engine light P0700

how to fix Tesla Model S Plaid/Refresh (2021-present) check engine light P0700

Tesla Model S Plaid/Refresh (2021-present)

Error Codes
Severity: highDifficulty: mediumError Code: P07002-4 hours
3 min read
527 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 P0700 transmission issue in Tesla Model S Plaid. Step-by-step guide with diagnostic procedures and repair instructions.

Error Code
P0700
Affected Component
Transmission
Estimated Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow the engine and transmission to cool before handling components.

Symptoms

  • •Check engine light illuminated
  • •Reduced power delivery or acceleration
  • •Transmission shifting issues (harsh or delayed shifting)
  • •Inconsistent or erratic gear changes
  • •Potential error messages related to the transmission on the display

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to confirm P0700 and any related codes.
  2. 2Inspect the transmission fluid level and condition, ensuring it is within specifications.
  3. 3Check for any loose or damaged wiring and connectors related to the transmission control module (TCM).
  4. 4Verify the operation of the TCM by checking input and output signals with a multimeter.
  5. 5Review technical service bulletins (TSBs) for any known issues or recalls related to the P0700 code for the Tesla Model S Plaid.

Solution

Solution

1. Preparation

  • Gather all necessary tools and parts.
  • Ensure the vehicle is parked on a level surface and the ignition is turned off.
  • Disconnect the negative battery terminal for safety.

2. Inspect and Repair Wiring

  • Tools Required: Multimeter, wiring harness repair kit
  • Inspect the wiring harness connected to the TCM for any signs of damage or corrosion.
  • Use a multimeter to check for continuity in the wiring.
  • Repair or replace any damaged sections of wiring as necessary.

3. Check and Replace Transmission Fluid

  • Tools Required: Transmission fluid pump, fluid catch pan, funnel
  • Remove the transmission fluid drain plug and allow fluid to drain into the catch pan.
  • Inspect the old fluid for signs of contamination or burning.
  • If necessary, replace with manufacturer-recommended transmission fluid (consult the owner's manual for specifications).
  • Reinstall the drain plug and fill the transmission with the new fluid using the pump and funnel.

4. Reconnect Battery and Clear Codes

  • Reconnect the negative battery terminal and ensure all connections are secure.
  • Use the OBD-II scanner to clear the P0700 code from the vehicle's memory.

5. Test Drive the Vehicle

  • Take the vehicle for a test drive to ensure the transmission operates smoothly and the check engine light remains off.

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
  • •Multimeter
  • •Socket set
  • •Transmission fluid pump
  • •Fluid catch pan
  • •Funnel

Parts Required

  • •Transmission fluid (manufacturer recommended type)
  • •Wiring harness repair kit (if necessary)

Additional Information

Error Code
P0700
Affected Component
Transmission
Estimated Time
2-4 hours
Difficulty
medium
Severity
high
Tools Required
6 items
Parts Required
2 items

Related Faults

  1. how to troubleshoot transmission fluid leaks on Tesla Model S Plaid/Refresh (2021-present)?

    Learn how to troubleshoot and fix transmission fluid leaks in Tesla Model S Plaid (2021-present). Step-by-step guide with diagnostic and repair instructions.

    Transmission5 symptoms
  2. my Tesla Model S Plaid/Refresh (2021-present) won't connect to Wi-Fi what to do

    Learn how to troubleshoot Wi-Fi connection issues in your Tesla Model S Plaid. Step-by-step guide to restore connectivity and access features.

    Electrical5 symptoms
  3. why does my Tesla Model S Plaid/Refresh (2021-present) sound like it's idling rough?

    Learn how to diagnose and fix rough idling sound in Tesla Model S Plaid (2021-present). Step-by-step guide with diagnostic procedures and repair instructions.

    Electrical5 symptoms
  4. why does my Tesla Model S Plaid/Refresh (2021-present) stall while driving?

    Learn how to diagnose and fix stalling issues in Tesla Model S Plaid. Step-by-step guide with diagnostic procedures and repair instructions.

    Electrical5 symptoms
  5. why does my Tesla Model S Plaid/Refresh (2021-present) check engine light keep coming on

    Learn how to diagnose and fix the check engine light issue in Tesla Model S Plaid (2021-present). Step-by-step guide with diagnostic procedures and repair instructions.

    Electrical6 symptoms
  6. how can I fix the steering issues in my Tesla Model S Plaid/Refresh (2021-present)?

    Learn how to diagnose and fix steering issues in Tesla Model S Plaid (2021-present). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

    Steering5 symptoms

Share this solution

Comments

Sign in to share your thoughts

Sign In

No comments yet

Be the first to share your thoughts

Back to Generation