VCFRONT-A342
VCFRONT_a342_vcleftFastTripSlope
Also written as VCFRONT_A342 / VCFRONT A342 / VCFRONT_a342_vcleftFastTripSlope / vcfront_a342_vcleftfasttripslope
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-A342 mean?
Tesla alert code in the Vehicle Controller Front (VCFRONT) module. The left vehicle controller eFuse reported a current slope > 120A/ms. The powertrain coolant loop inlet temperature sensor has an electrical fault (disconnect, short, or internal). Powertrain performance may be limited. The sensor reads a power rail or ground reference voltage. The sensor no longer reads a power rail or ground reference voltage. Powertrain performance may be limited
Original Description
The left vehicle controller eFuse reported a current slope > 120A/ms. The powertrain coolant loop inlet temperature sensor has an electrical fault (disconnect, short, or internal). Powertrain performance may be limited. The sensor reads a power rail or ground reference voltage. The sensor no longer reads a power rail or ground reference voltage. Powertrain performance may be limited
Affected Tesla Models
What You May Notice
- Vehicle Controller Front alert: The left vehicle controller eFuse reported a current slope > 120A/ms. The powertrain coolant loop inlet temperature sens
- 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-A342 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.