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DTC U1000-49: CAN Register Fixing Internal Electronic Failure [11/2023 - ]: Description

The headlight ECU sub-assembly LH or headlight ECU sub-assembly RH stores this DTC if it detects an internal malfunction related to the CAN communication system.

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from
U1000-49 CAN Register Fixing Internal Electronic Failure Detection condition: 
  1. The ignition switch is ON

Malfunction status: 

  1. CAN communication failure

Malfunction duration: 

  1. -
Headlight ECU sub-assembly LH Headlight Control
DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from
U1000-49 CAN Register Fixing Internal Electronic Failure Detection condition: 
  1. The ignition switch is ON

Malfunction status: 

  1. CAN communication failure

Malfunction duration: 

  1. -
Headlight ECU sub-assembly RH Headlight Control (Sub)