2003 Hyundai XG350 BaseFACTORY OEM SERVICE PROCEDURE

Positive Diode Test

Using Digital Volt Ohmmeter (DVOM) , check continuity between each positive diode and stator coil lead terminal, in both directions. See STEP 1 in illustration. See Figure . Continuity should exist in only one direction. If continuity of any positive diode is not as specified, replace rectifier assembly.

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.