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Service procedures 2026 firmware

RCM Service Tasks

Common/tasks/PROC_RCM_X_SERVICE-TASKS

What this task does

Runs all required routines after a Restraints Control Module (RCM) replacement and arms the system.

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
DiagLinkActive, Factory, Service

Procedure notes

Before performing any Supplementary Restraint System (SRS) related repairs, disconnect Low Voltage (LV) power. Vehicle airbags can deploy if the vehicle's RCM is removed or disturbed while LV power is connected. On some vehicles, the headlamps will need to be re-aimed after running this routine.

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
DiagLinkActive, Factory, Service

Procedure notes

Before performing any Supplementary Restraint System (SRS) related repairs, disconnect Low Voltage (LV) power. Vehicle airbags can deploy if the vehicle's RCM is removed or disturbed while LV power is connected. On some vehicles, the headlamps will need to be re-aimed after running this routine.

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
DiagLinkActive, Factory, Service

Procedure notes

Before performing any Supplementary Restraint System (SRS) related repairs, disconnect Low Voltage (LV) power. Vehicle airbags can deploy if the vehicle's RCM is removed or disturbed while LV power is connected. On some vehicles, the headlamps will need to be re-aimed after running this routine.

Task inputs (0)

No user inputs are listed in this firmware.

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Service procedures

Disarm RCM

Disarms the Restraints Control Module (RCM)

PROC_RCM_DISARM

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

Driver Front Airbag, 1st Stage Connection

Tests the connection of the driver airbag to the Restraints Control Module (RCM) Electronic Control Unit (ECU).

TEST-PYRO_RCM_X_DAB-STAGE-1

Model 3 / Y
Diagnostic tests

Driver Front Airbag, 2nd Stage Connection

Tests the connection of the driver airbag to the Restraints Control Module (RCM) Electronic Control Unit (ECU).

TEST-PYRO_RCM_X_DAB-STAGE-2

Model 3 / Y
Service procedures

RCM - Learn WVTA

Restraint Control Module (RCM) learns the Whole Vehicle Type Approval (WVTA) string mapping via Gateway (GTW) configurations.

PROC_RCM_X_LEARN-WVTA-FROM-CONFIGS

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