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Home >> Lexus >> 2017 >> RC F >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> Automatic Headlight Beam Level Control System (Single Beam) - Diagnostic Codes & Circuit Tests >> AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM(for Single Beam Headlight) >> DTC B2420: HL AutoLeveling ECU Failure [09/2014 - 03/2019] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:

If the headlight leveling ECU assembly has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight leveling ECU assembly.

Refer to INITIALIZATION [09/2014 - 11/2017] , or refer to INITIALIZATION [11/2017 - 03/2019]

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