VCFRONT-A474
VCFRONT_a474_leftHeadlampInternalFault
Also written as VCFRONT_A474 / VCFRONT A474 / VCFRONT_a474_leftHeadlampInternalFault / vcfront_a474_leftheadlampinternalfault
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-A474 mean?
Tesla alert code in the Vehicle Controller Front (VCFRONT) module. An internal fault in the left headlamp has been detected - certain light functions or the headlamp fan may be disabled The ambient temperature sensor has an electrical fault (disconnect, short, or internal). HVAC cabin cooling (air conditioning) and powertrain performance may be limited. The refrigerant compressor may not run. HVAC cabin cooling (air conditioning) and powertrain performance may be limited.
Original Description
An internal fault in the left headlamp has been detected - certain light functions or the headlamp fan may be disabled The ambient temperature sensor has an electrical fault (disconnect, short, or internal). HVAC cabin cooling (air conditioning) and powertrain performance may be limited. The refrigerant compressor may not run. HVAC cabin cooling (air conditioning) and powertrain performance may be limited.
Affected Tesla Models
What You May Notice
- Vehicle Controller Front alert: An internal fault in the left headlamp has been detected - certain light functions or the headlamp fan may be disabled T
- 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-A474 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.