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Service procedures 2026 firmware

TAS Ride Height Calibration

Common/tasks/PROC_TAS_X_CALIBRATE-RIDE-HEIGHT

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

What this task does

Calibrates the ride height of the Tesla Air Suspension (TAS).

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; Stationary · Neutral
Gateway diagnostic level
Factory, Service, DiagLinkActive

Task inputs (5)

Front Left Floor Reading

FL_floor_reading · Int

Firmware default: Not specified

Front Right Floor Reading

FR_floor_reading · Int

Firmware default: Not specified

Rear Left Floor Reading

RL_floor_reading · Int

Firmware default: Not specified

Rear Right Floor Reading

RR_floor_reading · Int

Firmware default: Not specified

Return to Default

relevel_request_to_default_ride_height · Bool

Adjust ride height immediately after calibration

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; Stationary · Neutral
Gateway diagnostic level
Factory, Service, DiagLinkActive

Task inputs (5)

Front Left Floor Reading

FL_floor_reading · Int

Firmware default: Not specified

Front Right Floor Reading

FR_floor_reading · Int

Firmware default: Not specified

Rear Left Floor Reading

RL_floor_reading · Int

Firmware default: Not specified

Rear Right Floor Reading

RR_floor_reading · Int

Firmware default: Not specified

Return to Default

relevel_request_to_default_ride_height · Bool

Adjust ride height immediately after calibration

Firmware default: Not specified

Related service tasks

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Communication checks

Air Suspension Chassis CAN Communication

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).

PING-TP_TAS

Model S / X (2021+)
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

Calibrate Air Suspension

Calibrate the ride height of the Tesla Air Suspension (TAS).

PROC_TAS_X_CALIBRATE-RIDE-HEIGHT-PACK

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+)