Component Inspection

■ Check rear height switch 

1. Connect scantool to Data Link Connector (DLC).
2. Ignition "ON" & engine "OFF"
3. Monitor the "RR HEIGHT UP (DOWN) SW" Parameter on the Scantool. While operating rear height switch.

   Specification  : Refer the specifications in Fig.1), Fig.2)

   Fig 1: Scantool Display - Rear Height Switch On Current Data (UP)

   Courtesy of HYUNDAI MOTOR CO.
   Fig 2: Scantool Display - Rear Height Switch On Current Data (DOWN)

   Courtesy of HYUNDAI MOTOR CO.
4. Is the measured current data within specifications?

   YES 

   • Go to  1 Check rear height motor procedure.

   NO 

   • Substitute with a known-good rear height switch and check for proper operation. If the problem is corrected, replace rear height switch and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

■ Check rear height motor 

1. Connect scantool to Data Link Connector (DLC).
2. Ignition "ON" & engine "OFF"
3. Select "ACTUATION TEST" mode on scantool and press [F1] to start
   Fig 3: Scantool Display - Actuation Test Screen

   Courtesy of HYUNDAI MOTOR CO.
4. Dose rear height motor work properly?

   YES 

   • Go to  1 Check rear height sensor procedure.

   NO 

   • Substitute with a known-good rear height motor and check for proper operation. If the problem is corrected, replace rear height motor and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

■ Check rear height sensor 

1. Connect scantool to Data Link Connector (DLC).
2. Ignition "ON" & engine "OFF"
3. Monitor the "RR HEIGHT POSITION" Parameter on the Scantool. While operating rear height switch.

   Specification  : Refer the specifications in Fig.5)

   Fig 4: Scantool Display - Rear Height Position On Current Data

   Courtesy of HYUNDAI MOTOR CO.
   Fig 5: Rear Height Sensor Graph

   Courtesy of HYUNDAI MOTOR CO.
4. Is the measured voltage within specifications in Fig.5)?

   YES 

   • Check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

   NO 

   • Substitute with a known-good rear height motor and check for proper operation. If the problem is corrected, replace rear height motor and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.