VCBATT_a566 — Left Front Turn Light Fault
Full alert identifier: VCBATT_a566_leftFrontTurnLightFault
Message shown in the car
Left front turn signal malfunction detected Inspect light function - Schedule service if needed
Alert description
A condition affecting left front turn signal functionality has been detected - the left front turn signal may be degraded or disabled, and remaining left side turn signals will fast blink
Potential impact
Left side turn signals will fast blink
Set condition
The headlamp ECU is MIA on LIN (not responding to Local Interconnect Network traffic) while powered on, or an internal condition with the turn signal LEDs or the headlamp ECU's LED driver is detected.
Clear condition
Clears when the headlamp is powered off or reset (example: sleep, FW update, or manual power cycle). Note: If the condition persists, the alert will continue to set each time the headlamp is powered back on / turn signal is used, until the underlying condition is resolved.
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCBATT_a566.