TAS_a222 — Compressor Prefill Fault
Full alert identifier: TAS_a222_compressorPrefillFault
Alert description
Air compressor failed to build pressure when powered.
Potential impact
Air suspension leveling will be disabled, expect lowering to STANDARD via speed based restrictions on higher heights.
Set condition
Air compressor failed to build pressure when powered.
Clear condition
Vehicle-power-state cycle from off to on.
Signals to check
Open this alert in Service Mode Plus and review the Payload tab. Use the field names below to identify the values shown by your vehicle.
| Signal | Unit |
|---|---|
Gallery Pressure Delta
TAS_
|
bar |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of TAS_a222.