Monitor Scantool Data

Connect scantool to Data Link Connector (DLC).
Ignition "ON" & Engine "ON".
Press the brake pedal.
Monitor the "PRESSURE SENSOR" parameter on the Scantool.
Specification : Approx. 60bar ~150bar (There is difference in displayed parameter according to braking force)

Fig 1: Monitoring Pressure Sensor Parameter On Scantool
Courtesy of HYUNDAI MOTOR CO.

Fig 1) Test Condition : Ignition "ON" & Engine "ON".

Normal Data

Fig 2) Test Condition : Ignition "ON" & Engine "ON" & Brake "ON".

Normal data (There is difference in displayed parameter according to braking force)
Whenever brake pedal is pushed down, is the pressure sensor's scantool data changed?
YES
- Fault is caused by having been repaired and HECU memory was not cleared. Clear the DTC and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Go to "COMPONENT INSPECTION " procedure.