2014 Hyundai Veloster Base, Standard TransFACTORY OEM SERVICE PROCEDURE

Telematics Unit System DTCS

TELEMATICS UNIT SYSTEM DIAGNOSTIC TROUBLE CODES (DTC) IDENTIFICATION

DTC Description
DTC B1690 Network Fail (Hi-CAN)
DTC B2800 MM CAN Bus Off Error
DTC B2837 GPS Module Connection Error
DTC B2859 CDMA Modem Fail
DTC B2860 Microphone Fail
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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