TESLA Alert

VCFRONT-A123

VCFRONT_a123_pumpPtICLatchFault

Also written as VCFRONT_A123 / VCFRONT A123 / VCFRONT_a123_pumpPtICLatchFault / vcfront_a123_pumppticlatchfault

System
VCFRONT
Vehicle Controller Front
Type
Alert
Category
Network
Severity
Alert

Why does the exact Tesla alert ID matter?

Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.

What does VCFRONT-A123 mean?

Tesla alert code in the Vehicle Controller Front (VCFRONT) module. The motor has detected an electrical fault (short, disconnect, or internal). Powertrain performance may be limited. The LV8907 integrated circuit has detected a fault that requires a stop. The LV8907 integrated circuit no longer detects a fault that requires a stop. The powertrain pump will not run. Powertrain performance may be limited. The circuit will be reset to attempt to clear the fault.

Original Description

The motor has detected an electrical fault (short, disconnect, or internal). Powertrain performance may be limited. The LV8907 integrated circuit has detected a fault that requires a stop. The LV8907 integrated circuit no longer detects a fault that requires a stop. The powertrain pump will not run. Powertrain performance may be limited. The circuit will be reset to attempt to clear the fault.

Affected Tesla Models

Model SModel XModel 3Model YCybertruck

What You May Notice

  • Vehicle Controller Front alert: The motor has detected an electrical fault (short, disconnect, or internal). Powertrain performance may be limited. The
  • Some features (climate, lights, or charging) may be temporarily unavailable
  • Alert notification in the Tesla app

How to Diagnose and Resolve

  1. 1 Perform a soft reboot (hold both scroll wheels)
  2. 2 Check for pending OTA software updates in Controls > Software
  3. 3 If multiple features remain non-functional, schedule a service appointment

Severity Notes

VCFRONT-A123 is an Alert in the Vehicle Controller Front system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.

Other VCFRONT Codes

View all VCFRONT codes →