Launch X431 diagnostic scanners (X431 V 8inch, X431 V+, PAD V, PAD VII) released TESLA software.
You can purchase the “TESLA” software separately in “Mall” by card payment.
You can update for one year. Check Available Tesla model list
It is an optional software because it cost a lot to develop.
Here is an instruction on how to use Launch X431 device to reset airbag crash data for Tesla model S.The function is used to reset airbag crash data in order to recycle airbag ECU (Electric Control Unit).
Device used:
Launch X431 V+, X431 V 8inch, PAD V, PAD VII
X431 Pro5, Pros V1.0, Pros V5.0, Pro3s+, X431 Throttle etc
Android diagnostic devices, Tesla airbag repair designated connector
TESLA V10.02 or above version
Tesla Model S Airbag ECU connection position
Airbag ECU wiring diagram
PW: Power wiring, wire two position to write EEPROM.
+12V: 12V power supply
GND: Ground wire
CAN_H: CAN high
CAN_L: CAN low
Tesla airbag repair designated connector wiring diagram
Resetting airbag crash data software operation procedure
Go into Tesla software, select Model S->Special Function->Service AIRBAG,as shown in figure 1, or select Model S-> System Selection–> SDM Airbag-> Special Function, as shown in figure 2, it will display the following menu.
Read airbag ECU memory, select Read EEPROM menu, when reading is done, input backup file name, select backup file storage directory, data backup is done.
Input backup file name, for example “Model_s_20210520”
Click “OK”to backup data.
Read EEPROM and backup finished
Erase crash record, go into Erase Crash Record menu, the software will run for several seconds and will automatically finish it.
Re-write airbag ECU battery backup data, select “Write EEProm” menu.
Select backup file
Click “Model_s_20210520.bin” to select back file
Click “OK”button
Edit backup data. Press [YES] to use default data. Press [Auto Set] to automatically modify value (recommended). Press [Memory Dump] to manually modify backup data.
If you press [Auto Set], it will skip this procedure. Press [Memory Dump], you can manually modify backup data. Start address is where the system starts to read backup data and it can be modified manually. After entering start address, press [Confirm] to write modified data, click [Restore] to recover it to old value.
Write Data
Perform “Clear Fault Code” function, and then put airbag ECU back on vehicle.
If you find the above procedure is cumbersome, please click [Crash Data Resetting Automatically] menu, it will automatically perform all procedures.
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