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Service procedures 2026 firmware

HomeLink Retrofit

Gen3/tasks/PROC_VCFRONT_X_HOMELINK-RETROFIT

Model 3 / YModel S / X (2021+)

What this task does

Updates HomeLink configuration. If the HomeLink icon does not appear in the controls panel after the reboot, exit and lock the vehicle to initiate another reboot.

Vehicle & firmware coverage

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

Model 3 / Y AMD · Firmware 2026.32.3
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

Procedure notes

Vehicle screen will reboot after updating configuration.

Task inputs (0)

No user inputs are listed in this firmware.

Model 3 / Y Intel · Firmware 2026.32.7
Vehicle coverage
Model Y, Pre-2024 Model 3
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
Service, Factory, DiagLinkActive

Procedure notes

Vehicle screen will reboot after updating configuration.

Task inputs (0)

No user inputs are listed in this firmware.

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
Gateway diagnostic level
Service, Factory, DiagLinkActive

Procedure notes

Vehicle screen will reboot after updating configuration.

Task inputs (0)

No user inputs are listed in this firmware.

Related service tasks

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Service procedures

12V Reset

Power cycles all of the eFuses on the Vehicle Front Controller (VCFRONT) and shuts off Sleep Bypass.

PROC_VCFRONT_X_12V-RESET

Model 3 / Y
Self-tests

Active Louver Self Test

Performs louver connection check. Will only move the louver through partial range of motion.

TEST-SELF_VCFRONT_X_ACTIVE-LOUVER

Model 3 / Y
Service procedures

Allow High Beam Enablement in Factory Mode

Allows high beams to be enabled in Factory Mode until the Front Vehicle Controller (VCFRONT) ECU is power cycled.

PROC_VCFRONT_X_ALLOW-HIGH-BEAMS-FACTORY

Model S / X (2021+)
Self-tests

Ambient Sensor Test

Tests for power, connection, and communication of the ambient sensor controlled by the Front Vehicle Controller (VCFRONT).

TEST-SELF_VCFRONT_X_AMBIENT-TEMP

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