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Self-tests 2026 firmware

Check 3R Seat Connections

ModelY/tasks/TEST-SELF_VCRIGHT_3R_SEAT

Model 3 / Y

What this task does

Tests if the third row (3R) left and right seatbelt buckle switches, recline switches, and recline motors are electrically connected and operating as expected by measuring current draw when powered.

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
2025+ Model Y, Model Y
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
No specific level listed

Task inputs (0)

No user inputs are listed in this firmware.

Model 3 / Y Intel · Firmware 2026.32.7
Vehicle coverage
Model Y
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
No specific level listed

Task inputs (0)

No user inputs are listed in this firmware.

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Ambient Sensor Test

This self test checks the ambient temperature sensor functionality

TEST-SELF_VCRIGHT_X_AMBIENT-TEMP

Model 3 / Y Model S / X (2021+)
Self-tests

Cabin Thermistor Test

This self test checks the cabin thermistor functionality controlled by the Right Vehicle Controller (VCRIGHT).

TEST-SELF_VCRIGHT_X_HVAC-CABIN-THERMISTORS

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

Calibrate Right FOOTWELL LED

The procedure calibrates the right footwell LED light controlled by the Right Vehicle Controller (VCRIGHT). During calibration, the light might not illuminate.

PROC_VCRIGHT_RIGHT_CALIBRATE-FOOTWELL-LED

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