You must install LED decoder to solve all the fault alarms caused by the modification of LED headlight. It is because the circuit of the original
H7 Canbus Adapter Anti-Flicker Warning Canceler for H7 LED Bulb
2Pcs H7 LED Decoder Adapter Anti Hyper Blink Flash Error Cancel Canbus Headlight Decoder Canceller Car Supplies - AliExpress
Presentation:, Are you having difficulties after installing LED H7 Retrofit bulbs? We offer you these Philips Canbus LED H7 adapters/decoders,
2x Canbus decoder/canceller Philips for LED H7 bulbs 12V - 18952X2
AUXITO H7 Canbus Adapter Anti-Flicker Warning Canceler for H7 LED Bulb
Philips LED Headlight CANBus Adapter Warning Canceller Reviews & Info Singapore
H7 LED Canbus Adapter Error Free Decoder For H4 LED Headlight Bulb Kits For SUV Fog Lamps H1 H8 H11 HB3 HB4 Anti Flicker From Globaltrade100, $2.89
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Description, The Anti-Flicker modules (CANBus Adapters) are Plug & Play error-free attachments for vehicles who require this item for proper LED use.
Anti-Flicker Module (CANBus Adapter)
H7 LED Bulb Canbus Adapter Anti-Hyper Flash Warning Canceler
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H7 LED Anti Flicker Adapter Error Free Canceler Canbus Headlight Bulbs Decoder 2x