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DTC B278C-87: Power Source Control System Missing Message [10/2023 - ]: Description

When an internal malfunction is detected in the certification ECU (smart key ECU assembly), this DTC is stored.

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from
B278C-87 Power Source Control System Missing Message An internal malfunction occurs in the certification ECU (smart key ECU assembly). Certification ECU (smart key ECU assembly) Smart Access