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Service procedures 2026 firmware

Restore Rear Right Drive Inverter Application Data after Replacement

Coriander/tasks/PROC_DIRER_X_RESTORE-DATA-APP

What this task does

This routine restores the Rear Right Drive Inverter Application Data after replacement. Press the brake pedal to turn on drive rail before starting the routine.

Vehicle & firmware coverage

Open a version to see its description, requirements, and input definitions. Hardware configuration and live vehicle checks also determine availability.

Model S / X (2021+) AMD · Firmware 2026.20.6.1
Vehicle coverage
2021+ Model S, 2021+ Model X
Supported connection
Local connection
Vehicle state
Stationary · Parked; Stationary · Neutral
Gateway diagnostic level
No specific level listed

Procedure notes

Once completed successfully this procedure might fail if ran multiple times afterwards.

Task inputs (1)

InverterReplacementPrompt

InverterReplacementPrompt · String

Firmware default: To confirm an INVERTER replacement (not drive unit), replace this text with YES

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Service procedures

DIRER Application Data Restore

Performs a Drive Inverter Rear Right (DIRER) 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.

PROC_DIRER_X_ECU-REPLACEMENT-RESTORE-APP

Model S / X (2021+)
Service procedures

DIRER Bootloader and Application Data Store

This routine saves a PMRER and DIRER bootloader and application data backup snapshot from the installed drive inverter onto the car computer. The backup data is needed when performing a drive inverter replacement.

PROC_DIRER_X_ECU-REPLACEMENT-STORE

Model S / X (2021+)
Service procedures

DIRER Bootloader Data Restore

This routine sets the usage id for the rear right inverter and restores the bootloader data from the latest data backup saved onto the car computer. Requirements: - New compatible drive inverter is installed

PROC_DIRER_X_ECU-REPLACEMENT-RESTORE-BOOT

Model S / X (2021+)
Service procedures

Drive Inverter Rear Right (DIRER) - Restore Application Data After Replacement

Restores the Drive Inverter Rear Right (DIRER) application data from the most recent backup on the car computer and configures the Usage ID after a DIRER replacement. Run this routine only after a new compatible drive inverter is installed. After successfully completing, this procedure fails if run multiple times.

PROC_DIRER_X_LEGACY-RESTORE-ENTRYPOINT

Model S / X (2021+)