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VCFRONT_a511 — DCDC Saturation Load Shed

Full alert identifier: VCFRONT_a511_DCDCSaturationLoadShed

Alert description

The PCS EFuse current is reaching the DCDC's max capability

Potential impact

Convenience features will be disabled to limit LV system current draw

Set condition

The PCS EFuse current is within 20A of the DCDC's max capability for 5s

Clear condition

The PCS EFuse current is less than the DCDC's max capability until DCDC Saturation Loadshed Stage is MIN

Signals to check

These diagnostic fields are associated with VCFRONT_a511. Check the alert's Alert Log in Service Mode Plus for available values.

Signal Unit
DCDC Max Output Current Allowed VCFRONT_a511_DCDCMaxOutputCurrentAllowed A
DCDC Output Is Limited VCFRONT_a511_DCDCOutputIsLimited —
PCSE Fuse Current VCFRONT_a511_PCSEFuseCurrent A
PCS Signals Are Valid VCFRONT_a511_PCSSignalsAreValid —
Factory Gated VCFRONT_a511_factoryGated —
Frunk Open VCFRONT_a511_frunkOpen —
Hv State VCFRONT_a511_hvState
0
DOWN
1
COMING UP
2
GOING DOWN
3
UP FOR DRIVE
4
UP FOR CHARGE
5
UP FOR DC CHARGE
6
UP
—
Service Mode VCFRONT_a511_serviceMode —
Show 1 more field
Signal Unit
Vehicle Is Updating VCFRONT_a511_vehicleIsUpdating —

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCFRONT_a511.

Browse all VCFRONT alert codes