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Home >> Hyundai >> 2017 >> Ioniq Electric >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 32 (HEV Motor Control System Diagnosis) >> DTC U0129: Lost Communication With Brake System Control Module >> DTC Information >> DTC Description

DTC Description

WARNING: This page is about a different variant/trim than selected.

U0129 is set when CAN communication is normal, but MCU (HPCU)* cannot transmit P-CAN message to IBAU*.

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