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Self-tests 2026 firmware

Rear Seat Cushion Heaters Self-Test

Model3/tasks/TEST-SELF_VCRIGHT_X_SEAT-HEAT-CUSHION

Model 3 / Y

What this task does

Tests if the second row seat cushion heaters (left, center, and right) and thermistors are operating as expected by performing load tests, verifying current draw, and checking thermistor health.

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 · Drive; Stationary · Neutral; Stationary · Parked; Stationary · Reverse
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, Pre-2024 Model 3
Supported connection
Local connection
Vehicle state
Stationary · Drive; Stationary · Neutral; Stationary · Parked; Stationary · Reverse
Gateway diagnostic level
No specific level listed

Task inputs (0)

No user inputs are listed in this firmware.

Related service tasks

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Self-tests

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+)