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Communication checks 2026 firmware

VCSEATP CAN Communication

Coriander/tasks/PING-TP_VCSEATP

What this task does

Tests communication with the Vehicle Controller Seat 1st Row Passenger (VCSEATP) Electronic Control Unit (ECU). Communication is established via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).

Vehicle & firmware coverage

Open a version to see its description, requirements, and input definitions. Hardware configuration and live vehicle checks also determine availability.

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
No specific level listed

Task inputs (0)

No user inputs are listed in this firmware.

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Service procedures

Disable Front Passenger Seat Hard Stop

Disables the hard stop feature on the front passenger seat. This allows the seat to travel beyond its set physical travel limits. The hard stop feature must be re- enabled after running this routine.

PROC_VCSEATP_FRONT-SEAT-DISABLE-HARD-STOP

Model S / X (2021+)
Service procedures

Enable Front Passenger Seat Hard Stop

Enables the hard stop feature on the front passenger seat. This prevents the seat from moving beyond set physical travel limits. This routine must be run after disabling the hard stop feature.

PROC_VCSEATP_FRONT-SEAT-ENABLE-HARD-STOP

Model S / X (2021+)
Self-tests

Front Passenger Seat Self-Test

Tests the front passenger seat functions and connectivity to the VCSEATP ECU.

TEST-SELF_VCSEATP_FRONT_P2-SEAT

Model S / X (2021+)