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Home >> Kia >> 2021 >> Sorento Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (HEV) (11 Of 11) >> DTC U01B4-00: Lost Communication With Brake System Control Module >> DTC Information >> DTC Description

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DTC Description

If IBU CAN message is not received, ECM sets DTC U01B400.

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