DTC B2456: Left Headlight ECU Variation Error [03/2017 - ]: Description

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	DTC Output from
B2456	Left Headlight ECU Variation Error	Detection condition: Engine switch on (IG) Malfunction status: Vehicle specification information received via CAN communication is continuously mismatched	ECM Main body ECU (multiplex network body ECU) No. 1 headlight ECU sub-assembly LH	HL AutoLeveling

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

B2456

Left Headlight ECU Variation Error

Detection condition:

Malfunction status:

Vehicle specification information received via CAN communication is continuously mismatched

HL AutoLeveling