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Diagnostic tests 2026 firmware

Read RCM Data

Gen3/tasks/TEST_RCM_X_READ-DATA

Model 3 / YModel S / X (2021+)

What this task does

Read vital RCM data including checksums, part and serial numbers, vin, and arm status.

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
Factory, Service, DiagLinkActive

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
Factory, Service, DiagLinkActive

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
Factory, Service, DiagLinkActive

Task inputs (0)

No user inputs are listed in this firmware.

Related service tasks

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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+)