VCBATT1_a216 — Power Cutoff Imminent

Full alert identifier: VCBATT1_a216_powerCutoffImminent

Message shown in the car

Vehicle may not restart - Service is required Electrical system issue detected

Alert description

The front vehicle controller (VCFRONT) detects a power draw higher than expected from the left or right vehicle controller (VCLEFT / VCRIGHT) while in DRIVE or during a DC charging session.

Potential impact

Vehicle may be unable to drive and may start to power down after exiting DRIVE or after the DC charging session is complete.

Set condition

There is a sudden high power draw being observed on the VCLEFT or VCRIGHT that is outside of the defined operating threshold.

Clear condition

The VCFRONT determines the VCRIGHT or VCLEFT power cutoff is no longer required.

Signals to check

These diagnostic fields are associated with VCBATT1_a216. Check the alert's Payload in Service Mode Plus for available values.

Signal	Unit
Hv State `VCBATT1_a216_hvState` 0 DOWN 1 COMING UP 2 GOING DOWN 3 UP FOR DRIVE 4 UP FOR CHARGE 5 UP FOR DC CHARGE 6 UP	—
In Drive `VCBATT1_a216_inDrive`	—
Vcleft Dynamic Imminent `VCBATT1_a216_vcleftDynamicImminent`	—
Vcleft Fast Blow Debounce Imminent `VCBATT1_a216_vcleftFastBlowDebounceImminent`	—
Vcleft Fast Blow Imminent `VCBATT1_a216_vcleftFastBlowImminent`	—
Vcleft Static Imminent `VCBATT1_a216_vcleftStaticImminent`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCBATT1_a216.