MyTeslaMate
PCS2REXB family

PCS2REXB_a086_dcacLVUnderVoltage

Not Available

What does the PCS2REXB_a086_dcacLVUnderVoltage alert mean?

The low voltage (LV) bus goes below the allowed voltage threshold

What you'll see in your Tesla

  • Not Available

What triggers it

The LV bus voltage goes below the allowed voltage threshold

When it clears

The DCAC system retries

Potential impact

DCAC may be limited or unavailable.

Affected models

Cybertruck

Track your Tesla's alerts automatically

Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.