GTW-W239
GTW_w239_12VOvertemp
Also written as GTW_W239 / GTW W239 / GTW_w239_12VOvertemp / gtw_w239_12vovertemp
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 GTW-W239 mean?
Tesla warning code in the Gateway (GTW) module. The temperature measured at the 12V battery negative post is too high. This alert is asserted if the reported 12V battery temperature is greater than 50�C for 5 seconds. It is cleared if the reported 12V battery temperature is ever sampled at less than 45�C.
Original Description
The temperature measured at the 12V battery negative post is too high. This alert is asserted if the reported 12V battery temperature is greater than 50�C for 5 seconds. It is cleared if the reported 12V battery temperature is ever sampled at less than 45�C.
Affected Tesla Models
What You May Notice
- Gateway alert: The temperature measured at the 12V battery negative post is too high. This alert is asserted if the reported 12V batter
- One or more features may temporarily be unavailable
- Usually resolves after a reboot
How to Diagnose and Resolve
- 1 Perform a soft reboot (hold both scroll wheels)
- 2 Check for pending OTA software updates
- 3 Schedule service if the alert recurs frequently
Severity Notes
GTW-W239 is a Warning in the Gateway system. Schedule service soon. Monitor your vehicle for additional warnings.