Ground Circuit Inspection

Check open in harness
1. IG "OFF" and disconnect ECTS connector and then IG "ON".
2. Measure voltage between TPS1 power terminal of ETC Motor & TPS harness connector and chassis ground. (Measurement "A")
3. Measure voltage between TPS1 power and TPS1 ground terminals of ETC Motor & TPS harness connector. (Measurement "B")
  Specification: Voltage difference between measurement "A" and "B" is below 200mV
  
  Fig 1: Measuring Voltage Between TPS1 Power And TPS1 Ground Terminals Of ETC Motor & TPS Harness Connector
  Courtesy of HYUNDAI MOTOR AMERICA
4. Is the measured voltage within specification?
  YES
  
  Go to "COMPONENT INSPECTION " procedure.
  
  NO
  
  Repair contact resistance or open in harness and go to "VERIFICATION OF VEHICLE REPAIR " procedure.