Power Supply Circuit Inspection

Check for short in power harness
1. Ignition "OFF"
2. Disconnect outside mirror defogger.
3. Measure resistance between terminal "3" of DDM and chassis ground.
  Specification : Approx. ∞ Ω
  
  Fig 1: Measuring Resistance Between Terminal "3" Of DDM And Chassis Ground
  Courtesy of HYUNDAI MOTOR CO.
4. Is the measured resistance within specifications?
  YES
  
  Go to "COMPONENT INSPECTION " procedure.
  
  NO
  
  Check for short in power harness. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.