LV backup power is unavailable. The 12V or 24V battery system should be repaired according to the test results, which will be indicated by the alert metadata.
<0.01% (Extremely rare)
Emergency backup power is unavailable
Schedule service
LV backup power is unavailable. In the case that the STITCHes are unable to supply LV power, all LV power will be lost.
LV backup power is unavailable. The 12V or 24V battery system should be repaired according to the test results, which will be indicated by the alert metadata.
At least one of the LV backup power sources is disconnected.
The LV backup power system is restored, and the self test passes. The self test can be triggered by VCLEFTP UDS routine 0x191 while vehiclePowerState is CONDITIONING.
Semitruck
customer, service-fix
Sign up for Tessie. Try it free for 14 days. Happiness guaranteed.