Component Inspection

Check ESP/ESC OFF Switch
1. IG "OFF"
2. Disconnect ESP/ESC OFF Switch connector.
3. Press the ESP/ESC OFF Switch.
4. Measure resistance between both ends of the ESP/ESC OFF Switch connector while pressing the button.
  Specification: Below approx. 1.0Ω
  
  Fig 1: Measuring Resistance Between Both Ends Of ESP/ESC Off Switch Connector
  Courtesy of HYUNDAI MOTOR AMERICA
5. Is the measured value within specifications?
  YES
  - This fault may be intermittently caused by a poor connection of the ESP/ESC OFF switch.
    Go to "VERIFICATION OF VEHICLE REPAIR " procedure.
  NO
  - Substitute with a known-good ESP/ESC OFF Switch and check for proper operation.
    If problem is corrected, replace ESP/ESC OFF Switch and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.