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Communication checks 2026 firmware

TAS CAN Communication

ModelSX/tasks/PING-TP_TAS

Model S / X (legacy)

What this task does

Tests communication with the Air Suspension Chassis (TAS) 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 (legacy) Legacy infotainment · Firmware 2026.14.6
Vehicle coverage
Pre-2021 Model S, Pre-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.

Related service tasks

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Service procedures

Air Suspension Pressure Measurement

Measures the air pressure of the Tesla Air Suspension (TAS) system.

PROC_TAS_X_MEASURE-AIR-SUSPENSION-PRESSURE

Model S / X (legacy) Model S / X (2021+)
Service procedures

Check TAS Run Mode.

Check Tesla Air Suspension (TAS) Electronic Control Unit (ECU) mode.

PROC_TAS_X_CHECK-RUN-MODE

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

Reset Ride Height Calibration

The procedure resets ride height calibration values to default.

PROC_TAS_X_RESET-RIDE-HEIGHT-CALIBRATION

Model S / X (legacy) Model S / X (2021+)