GTW_w180
GTW_w180_hvacRailMismatch
What does GTW_w180 mean?
Tesla warning code in the Gateway (GTW) module. The measured Heating, Ventilation, Air-Conditioning (HVAC) rail voltage does not match the expected state of the HVAC rail (i.e. the HVAC rail is on, but the voltage measured is not within 2V of the 12V reference rail).
Original Description
The measured Heating, Ventilation, Air-Conditioning (HVAC) rail voltage does not match the expected state of the HVAC rail (i.e. the HVAC rail is on, but the voltage measured is not within 2V of the 12V reference rail).
Severity Notes
GTW_w180 is a Warning in the Gateway system. Schedule service soon. Monitor your vehicle for additional warnings.
Other GTW Codes
Tesla alert codes sourced from the community-maintained Tesla Alerts Dictionary. This information is for educational purposes only. Always consult Tesla Service for official diagnosis and repairs.