VCFRONT-A224
VCFRONT_a224_revBatChrgPmpFault
Also written as VCFRONT_A224 / VCFRONT A224 / VCFRONT_a224_revBatChrgPmpFault / vcfront_a224_revbatchrgpmpfault
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-A224 mean?
Tesla alert code in the Vehicle Controller Front (VCFRONT) module. The voltage drop across protection field effect transistors is high or the charge pump voltage is low. The front vehicle controller has detected an issue with the reverse battery charge pump. The front vehicle controller no longer detects an issue with the reverse battery charge pump. The DCDC may not enable in order to avoid damaging the front controller.
Original Description
The voltage drop across protection field effect transistors is high or the charge pump voltage is low. The front vehicle controller has detected an issue with the reverse battery charge pump. The front vehicle controller no longer detects an issue with the reverse battery charge pump. The DCDC may not enable in order to avoid damaging the front controller.
Affected Tesla Models
What You May Notice
- Vehicle Controller Front alert: The voltage drop across protection field effect transistors is high or the charge pump voltage is low. The front vehicle
- 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-A224 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.