Longitudinal G Sensor Calibration

Connect KDS/GDS to Data Link Connector (DLC).
Place vehicle on the flat ground.
Ignition "ON".
Align steering wheel to center.
Check for all four tire pressure is similar to each other and within specification. Also, unload any heavy object from the vehicle.
Perform "Longitudinal G Sensor Calibration" in "Vehicle S/W Management " with KDS/GDS.

Fig 1: Scantool Display - Vehicle S/W Management
Courtesy of KIA MOTORS AMERICA, INC.

Fig 2: Scantool Display - Longitudinal G Sensor Calibration
Courtesy of KIA MOTORS AMERICA, INC.

Fig 3: Scantool Display - Longitudinal G Sensor Calibration (Completed)
Courtesy of KIA MOTORS AMERICA, INC.
Operate vehicle or system according to enable condition.
Check for "Diagnostic Trouble Codes (DTC) " with KDS/GDS.
Is DTC status displayed as Present?
YES
- Carefully re-do this troubleshooting guide steps.
- If problem still occurs, replace HECU and then go to "Verification Of Vehicle Repair " procedure.
  CAUTION:
  In case of replacing HECU, perform following procedures.
  1. "ASP Calibration" for steering angle sensor offset correction.
  2. "Longitudinal G-Sensor Calibration" for longitudinal sensor offset correction.
  3. "Auto Detected Configuration Reset (ESP (ESC) Only)
NO
- Fault might be intermittent and caused either by poor contact in connectors or wiring harness, or it has been repaired and control module memory is not cleared yet. Thoroughly check terminal of battery, all connectors (and connections) for looseness, bending, corrosion, contamination, deterioration, and/or damage.
- Repair or replace as necessary and then go to "Verification Of Vehicle Repair " procedure.