LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2021 >> GX 460 Luxury >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Lighting System (Exterior) (Diagnostic Codes & Circuit Tests) >> Lighting System >> DTC U0242: Lost Communication With Headlamp Control Module "B" [08/2021 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • Inspect the fuse for circuits related to this system before performing the following procedure.
  • When replacing the No. 1 headlight ECU sub-assembly, always replace it with a new one. If a No. 1 headlight ECU sub-assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.
scientia non olet · About LEMON Manuals