Tesla Service mode: How to access and make the best use of it

Have you ever wondered how Tesla-technicians can service your vehicle so efficiently? The Tesla service mode is the secret behind the fast and precise diagnosis and repair of Tesla-vehicles. This hidden feature is not only accessible to technicians, but can also be used by you to gain deeper insights into the condition of your vehicle. In this detailed guide, we will show you how to access the service mode, what functions it offers and how to use it safely.

What is the Tesla service mode?

The service mode is a comprehensive diagnostic and repair tool that is integrated directly into the vehicle software. In contrast to other manufacturers, which require external devices or special software, the Tesla this powerful tool directly in every vehicle. It enables:

  • Detailed diagnosticsFind out the exact condition of various vehicle components.
  • Efficient troubleshootingIdentify and fix problems faster.
  • Customization and testingPerform specific tests and make adjustments.

Important: Although the service mode provides a lot of useful information, it should be used with caution. Some functions are intended for trained personnel and could lead to problems if used incorrectly.

How do you access the service mode?

Step-by-step instructions

  1. Open the vehicle control unit:

    • Tap on the car symbol (vehicle control) at the bottom of the touchscreen.

  2. Navigate to the software menu:

    • Scroll down in the menu and select the tab "Software" tab.

  3. Activate the hidden access:

    • Below the picture of your vehicle you will see the lettering of your model, e.g. "Model 3" or "Model Y".
    • Press and hold the model namePress the model name for approx. 5 seconds until a prompt appears.

  4. Enter the access code:

    • An input field appears prompting you to enter an access code.
    • Type in "service" and confirm the entry.

  5. You are in service mode:

    • A red frame appears on the screen as an indicator.
    • On red wrench symbol appears in the dock bar.

Hint: Do not drivewhile service mode is activated. Some safety functions may be deactivated.

Service mode functions in detail

Service mode is divided into different categories to give you an overview of all aspects of your vehicle.

1. vehicle information

Under "Vehicle info" you will find:

  • VIN and serial numbersDetailed identification data for your vehicle.
  • Hardware information: Autopilot hardware versions, battery types and more.
  • Software versions: Current software versions and available updates.
  • Service alertsActive warnings and messages that require attention.
  • Additional resources: Links to online service manuals.

2. driver assistance

Here you get an insight into the cameras and sensors of your Tesla:

  • Camera statusCheck the function and alignment of the cameras.
  • Calibration: Recalibrate the cameras if necessary.
  • ECU information: Details of the vehicle's electronic control unit.

3. infotainment

Subdivided into Connectivity and software:

  • Connectivity:
    • WLAN and mobile radioSignal strength and connection status.
    • Modem testsDiagnosis of the network connections.
  • Software:
    • Installed packagesOverview of the software versions.
    • Update history: Information on past and upcoming updates.

4. high voltage system

A critical area for the battery health:

  • Battery conditionCurrent state of charge, voltage and temperature.
  • Inverter and motors: Performance data and any error messages.
  • Charger: Status of the onboard charger and connected chargers.
  • Contacts and fusesChecking the high-voltage components.

5. low voltage system

Information about the 12V system of your Tesla:

  • Battery statusHealth and charge status of the 12V battery.
  • Electronics: Status of sensors and control units.
  • Homelink:
    • Device managementRegistered garage doors or gates.
    • Signal historyTransmitted signals and their success.

6. thermal system

Monitor the air conditioning and the battery cooling system:

  • TemperaturesInterior, battery and coolant.
  • Pumps and valves: Operating status and function tests.
  • Filter status: Condition of the interior and HEPA filters.

7. chassis

Here you can make settings and diagnoses for the steering and braking system perform:

  • Steering:
    • CalibrationAdjustment of the steering wheel in the event of deviations.
    • Button check: Test the function of the steering wheel buttons and levers.
  • Suspension (on models with air suspension):
    • Height adjustmentCheck the suspension settings.
    • Damper status: Checking the shock absorbers.
  • Brakes:
    • System testsBrake performance tests.
    • BleedingCarrying out brake fluid changes.

8. locking mechanisms

Check doors, windows and other openings:

  • Window calibrationMake sure that the windows close properly.
  • Door statusCheck the sensors and locking mechanisms.
  • Model-specific functions:
    • Model XTest the function of the Falcon Wing doors.
    • Cybertruck: Check the cover of the loading area.

9. safety and restraint systems

Ensure maximum safety:

  • AirbagsStatus and possible error messages.
  • Seat belts: Voltage and sensors.
  • Seat occupancy sensorsDetection of passengers for airbag deployment.

How do you exit service mode?

To exit service mode safely:

  1. Tap on the red wrench symbol in the dock bar.
  2. Select the exit icon (red door icon with arrow) in the left menu bar.
  3. Press and hold the exit iconAfter a few seconds, the red frame will disappear and you will be back in normal mode.

TipIf you cannot find the exit symbol, you can start the process again and then exit the mode.

Service mode+ and Toolbox3

There are more advanced options for professional technicians:

  • Service Mode+Extended diagnostic functions that require additional hardware or access.
  • Toolbox3: One of Tesla for in-depth analysis and repairs.

These tools are mainly for Tesla-employees and certified workshops.

Safety instructions

  • Do not use while drivingService mode is intended for stationary use only.
  • Caution when making changesImproper settings can lead to malfunctions.
  • Use documentation: If you are unsure, always consult the official Tesla-service manual.

Conclusion

The Tesla service mode offers an impressive depth of information and customization options. It allows you to better understand your vehicle and identify minor problems yourself. However, it should be used with respect and caution. For major concerns, it is always advisable to contact a professional Tesla-technician.

Keywords: Tesla, Tesla Model Y, Tesla Model 3, Tesla Accessories, Tesla Store, Shop4Tesla, Tesla News, Tesla Service mode, vehicle diagnostics, Tesla Tips, diagnostic functions, Tesla maintenance

--

Did you like our article? If you are already a proud Tesla-rider or would like to become one soon, visit our online store Shop4Tesla and secure 5% discount on all products with the discount code: NEWS4TESLA.

In our extensive range you will find a variety of high-quality Tesla-accessories for every model. Discover exciting innovations and accessories that will make your Tesla-experience even better - www.shop4tesla.com.