Boltlink-H4-led-canbus-error-canceller-led-headlights-anti-flicker-led-canbus-h4

H4 headlamp canbus H4 headlamp canbus led warning canceller lights Warning Canceller solves a problem sometimes encountered when installing LED kits on certain car models, such as Mercedes Benz, BMW and Audi. The CANBUS system in these vehicles causes a computer error warning to be displayed. By using this cable, you can connect the power supply to the LED ballast via this unit which resolves the computer error warning.