Alert Details

VCFRONT_a625_leftHeadlampInternalErrorV4

Description

The front vehicle controller (VCFRONT) detects a condition affecting the functionality of the left headlight.

Condition

The voltage measured across the boost rail, high beam, low beam, DRL, Side Marker, or Turn LEDs is out of range, or the LED drivers in the ECU have reported status flags, or certain values programmed in the headlamp EEPROM are out of range.

Clear Condition

Clears when the left headlamp endpoint is power cycled.

Potential Impact

Some headlight functions may be unavailable or may not function as expected. Headlight functionality may return after vehicle sleep.

Customer Facing Message 1

Not Available

Customer Facing Message 2

Not Available

Audiences

service

Models

Model Y 2025+