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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> Lighting System (W/ AFS) - Diagnostic Codes (2 Of 2), Symptom Tests & Circuit Tests >> LIGHTING SYSTEM (w/ AFS) >> DTC U1000-49: CAN Register Fixing Internal Electronic Failure [11/2023 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:

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

Refer to INITIALIZATION [11/2023 - ]

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