Is VCFRONT_A343 the same as VCFRONT-A343?

Yes. VCFRONT_A343, VCFRONT A343, and VCFRONT-A343 are alternate spellings of the same Tesla alert code. Also written as: VCFRONT-A343, VCFRONT_A343, VCFRONT A343, VCFRONT_a343_vcrightFastTripSlope, vcfront_a343_vcrightfasttripslope.

What symptoms can VCFRONT-A343 cause?

Vehicle Controller Front alert: The right vehicle controller eFuse reported a current slope > 120A/ms. Some features (climate, lights, or charging) may be temporarily unavailable Alert notification in the Tesla app

What should I check for VCFRONT-A343?

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

Is it safe to drive with VCFRONT-A343?

🔵 Do not use this page as drive-clearance. Monitor the alert and arrange service if it returns.

TESLA Alert

VCFRONT-A343

VCFRONT_a343_vcrightFastTripSlope

Also written as VCFRONT_A343 / VCFRONT A343 / VCFRONT_a343_vcrightFastTripSlope / vcfront_a343_vcrightfasttripslope

System

VCFRONT

Vehicle Controller Front

Type

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-A343 mean?

Tesla alert code in the Vehicle Controller Front (VCFRONT) module. The right vehicle controller eFuse reported a current slope > 120A/ms.

Original Description

The right vehicle controller eFuse reported a current slope > 120A/ms.

Affected Tesla Models

Model SModel XModel 3Model YCybertruck

What You May Notice

Vehicle Controller Front alert: The right vehicle controller eFuse reported a current slope > 120A/ms.
Some features (climate, lights, or charging) may be temporarily unavailable
Alert notification in the Tesla app

How to Diagnose and Resolve

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

Severity Notes

VCFRONT-A343 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

VCFRONT_a001 VCFRONT_a002 Tesla alert code in the Vehicle Controller Front (VCFRONT) m... VCFRONT_a003 VCFRONT_a005 VCFRONT_a006 VCFRONT_a010 Tesla alert code in the Vehicle Controller Front (VCFRONT) m... VCFRONT_a012 VCFRONT_a013 Tesla alert code in the Vehicle Controller Front (VCFRONT) m...

View all VCFRONT codes →