VCFRONT-A449
VCFRONT_a449_hornSwitchStuckOn
What does VCFRONT-A449 mean?
Tesla alert code in the Vehicle Controller Front (VCFRONT) module. The steering wheel horn switch is stuck on The steering wheel horn switch has been pressed for 60 seconds The steering wheel horn switch becomes not pressed The steering wheel horn switch no longer activates the horn The motor controller has a communication fault. Possible VCFRONT internal electrical issue. HVAC cabin cooling (air conditioning) and powertrain performance may be limited. The power conversion system eFuse reported a current value over 200A within the last 10ms. 200A eFuse current within last 10ms.
Original Description
The steering wheel horn switch is stuck on The steering wheel horn switch has been pressed for 60 seconds The steering wheel horn switch becomes not pressed The steering wheel horn switch no longer activates the horn The motor controller has a communication fault. Possible VCFRONT internal electrical issue. HVAC cabin cooling (air conditioning) and powertrain performance may be limited. The power conversion system eFuse reported a current value over 200A within the last 10ms. 200A eFuse current within last 10ms.
Severity Notes
VCFRONT-A449 is an Alert in the Vehicle Controller Front system. It is generally safe to continue driving, but have it checked at your next scheduled service.