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Service procedures 2026 firmware

VCSEC and DI - Immobilizer Pairing to UI

Gen3/tasks/PROC_DI_X_PAIR-IMMOBILIZER-AND-VEHICLE-ODOMETER

Model 3 / YModel S / X (2021+)

What this task does

Pairs the immobilizer between the Vehicle Security Controller (VCSEC) and Drive Interface (DI). Initializes the odometer. Requires vehicle connectivity.

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 · Parked
Gateway diagnostic level
DiagLinkActive, Factory, Service

Task inputs (1)

Odometer Limit

odometer_limit · Float

Units are kilometers. Leave blank to determine automatically.

Firmware default: Not specified

Model 3 / Y Intel · Firmware 2026.32.7
Vehicle coverage
Model Y, Pre-2024 Model 3
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
DiagLinkActive, Factory, Service

Task inputs (1)

Odometer Limit

odometer_limit · Float

Units are kilometers. Leave blank to determine automatically.

Firmware default: Not specified

Model S / X (2021+) AMD · Firmware 2026.20.6.1
Vehicle coverage
2021+ Model S, 2021+ Model X
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
DiagLinkActive, Factory, Service

Task inputs (1)

Odometer Limit

odometer_limit · Float

Units are kilometers. Leave blank to determine automatically.

Firmware default: Not specified

Related service tasks

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Self-tests

Accelerator Connection Test

Tests the electrical connection between the accelerator and the Drive Interface (DI) Electronic Control Unit (ECU).

TEST-SELF_DI_X_ACCEL-PEDAL

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

Drive Interface CAN Communication

Tests communication with the Drive Interface (DI) Electronic Control Unit (ECU). Communication is established via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).

PING-TP_DI

Model S / X (2021+)
Communication checks

Drive Interface CAN Communication

Tests communication with the Drive Interface (DI) Electronic Control Unit (ECU). Communication is established via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).

PING-TP_DI

Model 3 / Y
Service procedures

Factory DI Odometer Initialization

Runs the factory Drive Inverter (DI) Odometer initialization routine.

PROC-DID_DI_VEHICLE-ODOMETER

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