Component Inspection

ESP (ESC) Switch Check
1. Connect GDS to Data Link Connector (DLC).
2. IG "ON".
3. Push the ESC (ESP) switch.
4. Monitor the "ESC (ESP) ON/OFF Switch" parameter on the "Current Data" with GDS.
  Specification: Parameter changes (refer to Fig 1)
  
  Fig 1: ESP Switch Waveform
  Courtesy of KIA MOTORS AMERICA, INC.
5. Is the parameter displayed within specifications?
  YES
  - Fault might be intermittent caused by poor connection in ESC (ESP) switch harness and/or HECU's connector. Go to "VERIFICATION OF VEHICLE REPAIR " procedure.
  NO
  - Substitute with a known-good ESC (ESP) switch and check for proper operation. If problem is corrected, replace ESC (ESP) switch and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.