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DTC B2456: Left Headlight ECU Variation Error [08/2019 - ]: Description

This DTC is stored if the No. 1 headlight ECU sub-assembly LH for another destination is installed.

DTC No. Detection Item DTC Detection Condition Trouble Area Note
B2456 Left Headlight ECU Variation Error Detection condition: 
  1. The engine switch is on (IG)

Malfunction status: 
  1. Vehicle specification information received via CAN communication is continuously mismatched

Malfunction duration: 
  1. -
  • ECM
  • Main body ECU (multiplex network body ECU)
  • No. 1 headlight ECU sub-assembly LH
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