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ECU resets

VCSEC UDS ECU Reset

Gen3/tasks/TEST-RESET_VCSEC

Model 3 / YModel S / X (2021+)

What this task does

Resets the Vehicle Security (VCSEC) Electronic Control Unit (ECU). Reset is executed via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).

Vehicle compatibility

Select your vehicle’s hardware to see task details, requirements, and inputs. Availability is confirmed after connection.

Model 3 / Y AMD
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
Service, Factory, DiagLinkActive

Task inputs (0)

This task has no listed user inputs.

Model 3 / Y Intel
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
Service, Factory, DiagLinkActive

Task inputs (0)

This task has no listed user inputs.

Model S / X (2021+) AMD
Vehicle coverage
2021+ Model S, 2021+ Model X
Supported connection
Local connection
Vehicle state
Stationary · Drive; Stationary · Neutral; Stationary · Parked; Stationary · Reverse
Gateway diagnostic level
Service, Factory, DiagLinkActive

Task details for this hardware

The test resets the Vehicle Security (VCSEC) ECU via UDS.

Task inputs (0)

This task has no listed user inputs.

Related service tasks

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Self-tests

BLE Endpoint Communication Check

Checks the communication of Bluetooth Low Energy (BLE) endpoints.

TEST-SELF_VCSEC_X_ENDPOINT-COMM

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

NFC Reader Amplitude Test

The procedure tests the amplitude of the Near Field Communication (NFC) reader in the B-pillar controlled by the Security Controller (VCSEC).

PROC_VCSEC_DRV_BPILLAR-NFC-AMPLITUDE

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

Show all public keys on whitelist

The test displays all public keys on the whitelist of the Security Controller (VCSEC) and optionally shows permissions.

TEST_VCSEC_X_DISPLAY-KEY-WHITELIST

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