2014 Hyundai Equus UltimateFACTORY OEM SERVICE PROCEDURE

Driver Door Module DTCS

DRIVER DOOR MODULE DIAGNOSTIC TROUBLE CODE DESCRIPTION

DTC Description
DTC B160200 CAN Line Error (B-CAN)
DTC B160300 CAN Bus OFF (B-CAN)
DTC B169A00 Left IMS Switch (IMSSW) LIN Communication Error
DTC B169C00 Rear Left Door Module (RLDM) LIN
DTC B169D00 Rear Right Door Module (RRDM) LIN Communication Error
Factory Service Tools

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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.