VCFRONT1_a128 — Vcright eFuse Trip

Full alert identifier: VCFRONT1_a128_vcrightEFuseTrip

Alert description

The front vehicle controller (VCFRONT) has opened the Low voltage (LV) power feed circuit (eFuse) to the right vehicle controller (VCRIGHT), interrupting power supply to VCRIGHT.

Potential impact

Functions on the right side of the vehicle may be limited or unavailable.

Set condition

VCFRONT detects the eFuse circuit gating LV power feed to VCRIGHT as open (tripped).

Clear condition

VCFRONT no longer detects the eFuse circuit gating LV power feed to VCRIGHT as open (tripped) after a retry or sleep cycle, or the vehicle enters a state where the eFuse is expected to be open (off).

Signals to check

Open this alert in Service Mode Plus and review the Payload tab. Use the field names below to identify the values shown by your vehicle.

Signal	Unit
Vcright E Fuse Current `VCFRONT1_a128_vcrightEFuseCurrent`	A
Vcright E Fuse Temp `VCFRONT1_a128_vcrightEFuseTemp`	degC
Vcright E Fuse Voltage `VCFRONT1_a128_vcrightEFuseVoltage`	V

Signal	Unit
Vcright E Fuse Remaining Retries `VCFRONT1_a128_vcrightEFuseRemainingRetries`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCFRONT1_a128.