A condition affecting left front side marker functionality (small amber light at top corner of headlamp) has been detected - the left front side marker may be degraded or disabled.
<0.01% (Extremely rare)
None displayed
The left side marker may not be illuminating.
A condition affecting left front side marker functionality (small amber light at top corner of headlamp) has been detected - the left front side marker may be degraded or disabled.
An internal condition with the left side marker LEDs or the headlamp ECU's LED driver is detected.
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 side marker is used, until the underlying condition is resolved.
Semitruck
service
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