Signal Circuit Inspection

Check open in harness
1. IG "OFF" and disconnect PCM and IDB connector.
2. Check resistance between CAN-HIGH terminal of PCM harness Connector and CAN-HIGH terminal of IDB harness connector.
3. Check resistance between CAN-LOW terminal of PCM harness Connector and CAN-LOW terminal of IDB harness connector.
  Specification: Below 1.0Ω
  
  Fig 1: Measuring Resistance Between CAN-High/Low Terminal Of PCM And IDB
  Courtesy of HYUNDAI MOTOR AMERICA
4. Is the measured resistance within specification?
  YES
  - Go to "Component Inspection".
  NO
  - Repair open in CAN BUS line and go to "VERIFICATION OF VEHICLE REPAIR ".