1. Introduction
This is generic alert and there could be many reasons for this alert. In this free guide, you will get information about how to diagnose the exact cause of this alert, what could be the reasons for this alert, how to fix it, How much it cost to fix, How to get online support, Find and compare best affordable workshop in your region and book an online appointment to fix alert, Information about spare part number and name and buy new and used spare parts with best price etc.
2. How to Diagnose
This alert could come because of one or more system/feature is disabled/faulty. It need to check additional alerts to find out the cause of this alert.
2.1 How to check additional alert
It could be possible to find out exact cause via Remote Diagnosis, Service Mode.
2.2 Remote Diagnosis
Please read more details about Remote Diagnosis in another guide (How to do, Cost etc.) Link If you need support. Please Contact Us Phone/Whats App +49(0)15226242038
2.3 Service Mode
It could be possible to do self diagnose via Service Mode.
How to read service alerts in Service Mode
- On the touchscreen, click Controls > Software
- Touch and hold the large word "MODEL" for 4 seconds and then release.
- Enter "service" as access code.
- After clicking on Service Alerts. You can read service alerts. If there is anything wrong with car. It will show in active alerts.
Service Mode > Thermal > Test > HVAC Performance
Please read more details in another guide (How to do diagnosis) Link
In case, If you need support for diagnosis. Please Connect Us.
If you need support. Please send us Service Alert Screenshot via Contact or Whats App +49 (0) 15226242038. We will be happy to help you to explain alert and how could be fixed, cost, support for fixing if possible online support or to organize an appointment with independent affordable workshop.
Depend on alert/fault code, car might need to be repaired/serviced.
3. How to Fix it
Some of alert could come because of software bugs. Some of alert could resolve after restarting the system, software update/reinstall. To fix some of alerts, 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.
Software Bug and Glitches
One of reason could be problem with software bug and glitches. Did you get this alert after updating recent software version? If yes, it could be related with software bug and could resolve with future software update. Please send us Service Alert screenshot. So we will inform you if it could be related to software bug. Link
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 make sure that the car latest software version. Please read more details in another guide. Link
Hardware Issue
There could be some hardware issue/faulty. Some of common hardware issues could be followings:
Recent Repair/Service
Did this alert pop up after recent repair/service? If yes, please let us know which repair/service was done recently. Some alerts could pop up if repair/service is not done in proper way. If system/alert has not be reset. Did you use aftermarket/used part?
3.3 Thermal System Test
You can put car in Service Mode and run Thermal System Test. Test will give some data/info if there is anything wrong with the car.
Please send us fault Screenshot via Contact or Whats App +49 (0) 15226242038. We will be happy to help you to explain fault and how could be fixed, cost, support for fixing if possible online support or to organize an appointment with independent affordable workshop.
3.4 Unplugged Cables
In case, if you have recently repaired dash or Glove-box. Please make sure that Airflow Sensor wire are plugged in back.
3.5 Derbies Radiator
In case, if your car is couple of years old and have already drove couple of thousands kilometers. One of reason could be that there could be derbies, leaf block and might need to remove/clean it.
3.6 Refrigerant Pressure/Temperature Sensor
One of reason could be issue with sensor. If you are having Model 3 or Y. Please check if your vehicle has affected with Service Recall Service Bulletin
Guide to remove and replace Pressure and Temperature Sensor link
You could see THC_d0011_presSnsDis alert code in Service Mode.
3.7 Leakage
Check if there is any leakage. There could be some hose leakage. Please read more details in another guide. Link
3.8 Coolant Level
It might need to check coolant level, Freon pressure.
3.9 Receiver Dryer and Desiccant
3.10 Compressor
One of reason could be issue with AC Compressor. Please read more details in another guide (How to diagnose, cost, how to remove and replace etc). Link
3.11 PTC Heater
Please read more details in another guide (How to fix, cost etc.) Link
Possible alert code
- THC_d0015_cabinPTCHeater
- THC_w0112_PTCTempRange
- THC_w0220_PTC_PtcFault
- VCRIGHT_a262_PTCFaulted
3.12 Temperature and Humidity Sensor
One of most common reasons could be issue with temperature and humidity sensor. Sensor could be faulty/damaged, disconnected, malfunctioning etc.
Have you recently replaced windshield glass? If yes, please make sure that sensor is put it back in correct way.
Part Details
Temperature and humidity sensors could cost around 70 euro.
How to Remove & Replace Tesla Temperature and Humidity Sensor
Guide to remove & replace. Link
3.13 Windshield Replacement
In case, if you done recently any repair work on windshield glass. There is chip that controls heating, which is located behind the rear view mirror.
You might need to reinstall software after windshield replacement.
3.14 Harness
One of reason could be issue with headliner harness.
3.15 Air Distribution System
There could be some blockage is air distribution system.
Possible alert code: VCFRONT_a156 / VCFRONT_a156_louverBlockage
4. Cost
Cost could vary depend on issue, type of workshop, location. If you are looking for online support or affordable independent workshop. Please feel to contact us Contact Us or Call/Whats App +49 (0) 15226242038 or have a look in Price List
5. Online Support
In case, if you have any question or need any support/help. Please feel to contact us Contact Us or Whats App +49 (0) 15226242038
Find, compare and Book workshop to Fix it
If are you looking for best workshop who is expert to fix such issue 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
Book an Appointment
If you would like to book an appointment.
Book an appointment to fix alert in an affordable Workshop
Buy New/Used Spare Parts
If you would like to buy spare parts. Please have a look in our catalog or Contact Us Phone/Whats App +49(0)15226242038
Alert Code
Some of most common possible alert code
VCFRONT_a447
Cabin Climate Control System requires service - Cabin heating/cooling limited or unavailable
THC_d0010_compressor This is general alert which suggest issue with compressor.
THC_d0011_presSnsDis Pressure Sensor
THC_d0015_cabinPTCHeater
THC_w0031_compNoFeedback - could be blown up fuse in DC-DC converter
THC_w0136_rfrgDisPress Low Refrigerant Pressure, could be leak (leak could be tested with the help of pressure test) or low refrigerant if car is old. It lose over time.
THC_w0065_bcRIsHumiditySNA
VCFRONT_a156 / VCFRONT_a156_louverBlockage
VCFRONT_a159_coolantValueFault
"Climate keeper unavailable due to system fault" Guide to fix it
This guide might be interesting for you. This alert is also related to air conditioning. Please read more details. Link
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