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Self-tests 2026 firmware

Upgraded Model Y right rear body side lamp, fascia light, license plate light, and CHMSL connectivity self test

Gen3/tasks/TEST-SELF_VCRIGHT_REAR-R_LIGHTS-V2

Model 3 / Y

What this task does

This self test checks that the right brake, tail, turn, reverse, rear fog, and license plate light endpoints are properly installed by checking that current draw is detected when endpoints are commanded on

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
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.

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+)