GDS Data Analysis

Connect GDS to Data Link Connector. (DLC)
Ignition switch 'ON' and engine running 'ON' condition.
Turn the steering wheel to the left or right.
Monitor the "Steering Angle Sensor" parameters on the "Current Data " menu of the GDS.

Fig 1: Scantool Display - Test Condition (Ignition Switch ON And Engine Running ON)
Courtesy of HYUNDAI MOTOR AMERICA
Whenever steering wheel is turned, is the steering angle sensor's GDS data changed?
YES
1. Connect GDS to Data Link Connector (DLC).
2. Ignition switch 'ON' and engine running 'ON' condition.
3. Keep the steering wheel in center position.
4. Monitor the "Steering Angle Sensor" parameters on the "Current Data " menu of the GDS.
  Specification Approximately 0 degree
  
  Fig 2: Scantool Display - Steering Angle Sensor Parameters On Current Data
  Courtesy of HYUNDAI MOTOR AMERICA
5. Is parameter displayed within specifications?
  YES
  - Go to "COMPONENT INSPECTION " procedure.
  NO
  - Go to next step. (6)
  NO
  - Go to "TERMINAL AND CONNECTOR INSPECTION " procedure.
Perform steering angle sensor calibration.
1. Ignition switch 'ON'.
2. Line up the steering wheel in a straight.
3. Connect GDS to Data Link Connector. (DLC)
4. Go in Motor Driven Power Steering System (MDPS) at GDS menu.
5. Perform ASP calibration in "Vehicle S/W Management " menu of the GDS (Fig 3).
6. Go to "COMPONENT INSPECTION " procedure.
  
  Fig 3: Scantool Display - ASP Calibration
  Courtesy of HYUNDAI MOTOR AMERICA