Skip to content

UMC_a024 — Gnd Resistance High

Full alert identifier: UMC_a024_gndResistanceHigh

Alert description

Universal Mobile Connector (UMC) AC input side ground impedance exceeded threshold

Potential impact

UMC logs that high ground impedance is detected, charging is still allowed.

Set condition

UMC AC input side ground impedance is above 1 Mohm

Clear condition

UMC AC input side ground impedance has fallen below 1 Mohm for several seconds

Signals to check

These diagnostic fields are associated with UMC_a024. Check the alert's Alert Log in Service Mode Plus for available values.

Signal Unit
Ground Impedance UMC_a024_groundImpedance Ohm

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of UMC_a024.

Browse all UMC alert codes