Home >> Infiniti >> 2022 >> QX55 Essential >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter, Warning Lamp & Indicator (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC B22A0-18, B22A0-19, B22A0-46, B22A0-47, B22A0-49, B22A0-53: HUD Control Unit >> DTC Description >> Possible Cause