Tesla Service Mode how to enable & self-diagnosis

Tesla "Service Mode Guide" How to use and do Self-diagnosis

1. Introduction

1.1 What is Tesla Service Mode?

It is interface to read alert, fault code and perform most common repairs. It also allows car owner to diagnose car without paying anything from anywhere.

1.2 What is Tesla Service Mode Plus?

It is an extension of Service Mode. It allows additional features to perform diagnosis and repairs. Service Mode Plus is for Car Repair Workshops. To get in Service Mode Plus, you need Toolbox access. Tesla toolbox is not free and cost depend on different subscription. Subscription cost daily $165, monthly $500 or annually $3,000 on Tesla Website. In case, if you need access for particular days with good price. Please contact us. 

1.3 Benefits of Service Mode?

to do self diagnosis, read alert, fault code and perform most common repairs

2. How to use Service Mode?

  • On the touchscreen, click Controls (vehicle icon) > Software
  • Touch and hold the large word "MODEL" for 4 seconds and then release.
  • Enter "service" as access code.
  • Once Service Mode will be active, you will see red border around the edges of the touchscreen.
How to Use Tesla Service Mode
Tesla service mode access code (Password)

2.1. Service Alerts?

After clicking on Service Alerts. User can read service alerts, fault codes, warning. If there is anything wrong with car. It will show on screen.

There are different view for Service-Fix (designed for technician) and Customers.

Service-Fix view is designed for Workshop/Technician and Customer view for Car Owner. 

Tesla Service Alerts

2.2. How to read alert?

If it says "a" "f"and "w" in code, it stands for "alert", "Fault" and "Warning".

BMS Alerts: In case if you are geeting BMS Alerts. Please have a look in another guide. Link

We can help you to understand alert and explain what does it mean and what need to fix it. Please Contact Us

2.3. How to Exit from Tesla Service Mode?

Controls (vehicle icon) > Service Mode > "Exit Service Mode" at the top of the Service Menu

Tesla How to Exit Service Mode

3. How to Fix Alert

Some of alert could come because of software bugs. Some of alert could resolve after restarting the system, software update/reinstall. In some case, car might need hardware repair.

3.1 Restart System

Some of alert could resolve after restarting the touchscreen or power of the car.

Restart Touchscreen

Firstly, you could try with soft reset (restart touchscreen)

How to restart soft reset (restart touchscreen)

  • Please shift car into park.
  • Hold down both scroll buttons on the steering wheel until the touchscreen turns black.
  • Please wait approximately 30 seconds for the touchscreen to restart.

 Please read more details in another guide (how to do). Link

Powering Off the Car

If soft reset (restart touchscreen) have not resolved the alert/issue. You could try hard reset (Powering Off the car).  

  • Please shift car into park
  • On the touchscreen please touch Controls > Safety > Power Off
  • Please wait for at least for two minutes without interacting with the car. Please do not open the doors, touch the brake pedal, touch the touchscreen etc.
  • After 2 minutes, please press the brake pedal or open the door to wake the car (Source Tesla)

3.2 Software issue

Some of alert could be related to software issue. 

Firmware not Updated

One of main reasons could be that firmware is not updated. Have you checked recent update and updated to recent version? If not, we recommend you to do that. Please read more details in another guide. Link

Software Bug and Glitches

One of reason could be problem with software bug and glitches. Did you get alert after updating recent software version? If yes, it could resolve with future software version. Please send us Service Alert screenshot. So we will inform you if it could be related to bug.

3.3 Hardware Issue

Depend on alert/fault code, hardware might need to be repaired/serviced.

4. Online Support

In case if you need help/support. Please send us alert screenshot via Whats App or Contact Us. We will be happy to help you.

5. Find, compare and Book workshop to Fix alert

If are you looking for best workshop who is expert to fix Tesla Alerts with good price. Please contact us we will be happy to organize an appointment with workshop or find, compare and book best workshop in Workshop Locator

6. Book an Appointment

If you would like to book an appointment.

Book an Appointment to Fix an affordable Workshop

7. Buy New/Used Spare Parts

In case if you need to buy any spare parts. Please have a look in catalog or contact us.

8. Different Settings in Service Mode

  • Driver Assist
  • Infotainment
  • High Voltage
  • Low Voltage
  • Thermal
  • Chasis
  • Closures
  • Safety and Restrains

8.1 Driver Assist

It cover camera and sensor settings. It could be used to check camera, sensor condition/fault, reset DAS, clear camera calibration, camera preview etc.

8.2 Infotainment

It cover connectivity, Software and ECU. 

8.3 High Voltage

There are four sections under High Voltage section: Charging, HV Systems, HV Battery, HVIL

HV Battery

In case if there will be any issue with HV Battery. You would be able to see.

HV Systems

HV Systems shows the high voltage systems/components in the car. It also shows internal and external isolation. You will be able to see if there any isolation issue. You will also able to see if contactors are open.

Battery Health Test: It could be used to check battery degradation. Please read more details in another guide. Link

HVIL

8.4 Low Voltage

There are two sections under low voltage: Power Distribution and HomeLink

Power Distribution: could be used for changing/reset battery. 

There are 5 sections under Power Distribution:

  1. Reconnect Low Voltage Battery
  2. Reset VCFront Please find more details in another guide link
  3. Reset VCLeft
  4. Reset VCRight
  5. Clear Post Crash Load Please find more details link

8.5 Thermal

There are four sections under Thermal: Actions, Refrigerant System, Coolant System, HVAC.

It could be used to check if you have any AC issue.

Actions: There are different test, which could be used for diagnosis/repair.

Test HVAC Performance

After performing test, you will be able to see failed test in case if something is not working as expected.

Test Thermal Performance

8.6 Chasis

There are five sections under chasis: Suspension, Alignment and Tires, Steering, SCCM and Brakes.

Alignment & Tires:

  • Clear Applied Offset
  • Offset Drive Test - it will show whether alignment is centered or not.
  • Reset Learned Tire Values -

8.7 Closures

There are windows and door handles under closures.

8.8 Safety & Restraints

There are airbags and seats under safety and restraints section.

Note: There might be more settings available with new software version. Settings location might change.

Donation/Support

If you feel you have benefited from this guide. Please consider donation, which will help us to create more such free guide for you. It will also show us that this guide was helpful for you.

Comment

Please leave us comment if you have any questions, if you would like to add/edit/delete some content in guide, if you would like to have guide on any another topic etc.

Share this guide Link

Please feel to share this guide/website link.

8. FAQ

1. Which car are equipped with Service Mode?

All cars are are equipped with Service Mode

2. Is it free to use Tesla Service Mode?

Yes, its free to use.

3. Car Speed limit when Service Mode is active?

Car has speed limit when service mode is active.

 

Source: More details

 

Terug naar blog

Disclaimer: Tesla, Inc. was not involved in the creation of this document. Tesla did not provide us any info. Tesla did not edit, review or authorize us. We gather this information from Tesla official website and other resources.

Note: It is your responsibility to double check and confirm that the procedures/info mentioned in this blog are applicable to your specific car before performing them. Please contact us or our workshop partner to make sure/confirm. We will be happy to help you.