TESLA Alert

TAS-A072

TAS_a072_shortCircuit5VOnBoard

Also written as TAS_A072 / TAS A072 / TAS_a072_shortCircuit5VOnBoard / tas_a072_shortcircuit5vonboard

System
TAS
Thermal Architecture System
Type
Alert
Category
HVAC
Severity
Alert

Why does the exact Tesla alert ID matter?

Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.

What does TAS-A072 mean?

Tesla alert code in the Thermal Architecture System (TAS) module. On board 5V switched supply is measured to be approximately 0V. Air suspension leveling will be disabled. Systems with adaptive dampers will disable the dampers. Air suspension functionality is disabled due to vehicle crash reported by restraint module. Vehicle crash reported by restraint module. Air suspension diagnostic routine run to clear crash event. Air suspension functionality disabled. Fault occurred while attempting to exhaust the air gallery. Air pressure in air gallery failed to decrease significantly during an exhaust operation.

Original Description

On board 5V switched supply is measured to be approximately 0V. Air suspension leveling will be disabled. Systems with adaptive dampers will disable the dampers. Air suspension functionality is disabled due to vehicle crash reported by restraint module. Vehicle crash reported by restraint module. Air suspension diagnostic routine run to clear crash event. Air suspension functionality disabled. Fault occurred while attempting to exhaust the air gallery. Air pressure in air gallery failed to decrease significantly during an exhaust operation.

Affected Tesla Models

Model SModel XModel 3Model Y

What You May Notice

  • Thermal Architecture System alert: On board 5V switched supply is measured to be approximately 0V. Air suspension leveling will be disabled. Systems with a
  • Reduced charging speed in cold weather or battery pre-conditioning required
  • HVAC performance may be slightly affected

How to Diagnose and Resolve

  1. 1 Reboot the vehicle
  2. 2 Check coolant levels if accessible (Model S/X only)
  3. 3 Avoid DC fast charging until battery temperature normalizes
  4. 4 Schedule service if the alert appears in warm ambient conditions

Severity Notes

TAS-A072 is an Alert in the Thermal Architecture System system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.

Other TAS Codes

View all TAS codes →