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Service procedures 2026 firmware

Reset Frunk Latch Sensing Degraded Metric

Gen3/tasks/PROC_VCBATT2_X_RESET-FRUNK-OPEN-FAIL-METRIC

Model 3 / Y

What this task does

This routine resets the frunk latch open failure metric alert. Note that the frunk latch open failure metric is only active on single release actuator vehicles.

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
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
No specific level listed

Procedure notes

This routine should only be run once the latch has been thoroughly inspected/replaced. Confirm latch is properly reporting open when physically open and switches are not damaged.

Task inputs (1)

confirm

confirm · Bool

VCBATT2 frunk sensor degraded metric will be reset. Make sure frunk latch has been inspected/replaced before running it.

Firmware default: false

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Clear Post-Crash Load Shedding

Clears the load shedding from the Vehicle Controller.

PROC_VCBATT2_X_CLEAR-POST-CRASH-LOADSHEDDING

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Service procedures

Clear right headlamp latched faults in factory

Clear all right headlamp factory latched faults that were triggering rightHeadlampFactoryFault alert

PROC_VCBATT2_X_CLEAR-HEADLAMP-LATCHED-FACTORY-FAULTS

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Communication checks

Front Vehicle Controller (VCBATT) CAN Communication

Tests communication with the front vehicle controller (VCBATT2) Electronic Control Unit (ECU). Communication is established via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).

PING-TP_VCBATT2

Model 3 / Y
Self-tests

Frunk Emergency Release Switch LED Connection

Checks the electrical connection of the LED light in front trunk emergency release switch controlled by the Front Battery Controller (VCBATT2).

TEST-SELF_VCBATT2_X_FRUNK-LED

Model 3 / Y