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Home >> VinFast >> 2023 >> VF9 Eco >> Repair and Diagnosis >> Body & Frame >> Towing Systems >> Trailer Module Diagnosis >> DTC U0146-87: Lost Communication With Serial Data Gateway Module (XGW) - Missing Message >> VinFast DTC Guided Repair Instruction >> Failure Description
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Failure Description

Vehicle Program VF8/VF9
ECU TRM
DTC Number U0146-87 
DTC Name Lost Communication with Serial Data Gateway Module (XGW) - Missing Message
Failure Type Byte 87 - Missing Message
Definition and Potential Cause This error occurs due to CAN messages from the XGW are not received.
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