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Service procedures

DIF Bootloader and Application Data Store

Gen3/tasks/PROC_DIF_X_ECU-REPLACEMENT-STORE

Model 3 / YModel S / X (2021+)

What this task does

Saves the bootloader and application data backup snapshot from the Drive Inverter Front (DIF) on the car computer. The backup data is needed when performing a drive inverter replacement.

Vehicle compatibility

Select your vehicle’s hardware to see task details, requirements, and inputs. Availability is confirmed after connection.

Model 3 / Y AMD
Vehicle coverage
2024+ Model 3, 2025+ Model Y, Model Y, Pre-2024 Model 3
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
Service, Factory, DiagLinkActive

Task inputs (0)

This task has no listed user inputs.

Model 3 / Y Intel
Vehicle coverage
Model Y, Pre-2024 Model 3
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
Service, Factory, DiagLinkActive

Task inputs (0)

This task has no listed user inputs.

Model S / X (2021+) AMD
Vehicle coverage
2021+ Model S, 2021+ Model X
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
Service, Factory, DiagLinkActive

Task details for this hardware

Saves the bootloader and application data backup snapshot from the Drive Inverter Front (DIF) on the the car computer. The backup data is needed when performing a drive inverter replacement.

Task inputs (0)

This task has no listed user inputs.

Related service tasks

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Service procedures

DIF Application Data Restore

Performs a Drive Inverter Front (DIF) restore from the latest application data backup saved onto the car computer. This should only be run after the restore bootloader data routine. Requirements: - New compatible drive inverter is installed. - DIF Bootloader Data Restore routine passed successfully. - DIF software is updated.

PROC_DIF_X_ECU-REPLACEMENT-RESTORE-APP

Model 3 / Y Model S / X (2021+)
Service procedures

DIF Bootloader Data Restore

Sets the usage ID for the Front Drive Inverter (DIF) and restores the bootloader data from the last backup saved onto the car computer. Requirements: - New compatible drive inverter is installed.

PROC_DIF_X_ECU-REPLACEMENT-RESTORE-BOOT

Model 3 / Y Model S / X (2021+)
Communication checks

DIF CAN Communication

Checks the communication of the Front Drive Inverter (DIF) Electronic Control Unit (ECU). Communication is established through Unified Diagnostics Services (UDS) over the Controller Area Network (CAN). When communication is established, the test will succeed. If the test fails, inspect the wiring and confirm the ECU is powered.

PING-TP_DIF

Model 3 / Y Model S / X (2021+)
ECU resets

DIF UDS ECU Reset

Resets the Front Drive Inverter (DIF) Electronic Control Unit (ECU). Reset is executed through Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).

TEST-RESET_DIF

Model 3 / Y Model S / X (2021+)