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Home >> Lexus >> 2021 >> UX 200 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> Lighting System (Exterior) (Diagnostic Codes) (1 Of 2) >> Lighting System >> DTC B2410: Headlight Swivel ECU LH Communication; DTC B2411: Headlight Swivel ECU RH Communication [10/2018 - ] >> Description

DTC B2410: Headlight Swivel ECU LH Communication; DTC B2411: Headlight Swivel ECU RH Communication [10/2018 - ]: Description

Each No. 1 headlight ECU sub-assembly and headlight swivel motor communicate via LIN communication.

The headlight swivel motor operates according to power supplied and automatic headlight beam level control signals from its respective No. 1 headlight ECU sub-assembly and sends its operating state to the No. 1 headlight ECU sub-assembly.

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from
B2410 Headlight Swivel ECU LH Communication Detection condition: 
  1. Ignition switch ON

Malfunction status: 
  1. LIN communication error

Malfunction duration: 
  1. 10 seconds or more
  • Headlight unit RH
  • Headlight unit LH
  • Harness or connector
  • No. 1 headlight ECU sub-assembly RH
  • No. 1 headlight ECU sub-assembly LH
AFS
B2411 Headlight Swivel ECU RH Communication Detection condition: 
  1. Ignition switch ON

Malfunction status: 
  1. LIN communication error

Malfunction duration: 
  1. 10 seconds or more
  • Headlight unit RH
  • Headlight unit LH
  • Harness or connector
  • No. 1 headlight ECU sub-assembly RH
  • No. 1 headlight ECU sub-assembly LH
AFS