Signal Circuit Inspection

Connect Scantool.
Engine "ON".
Monitor the "INPUT & OUTPUT SPEED SENSOR" parameter on the scantool.
Accelerate the Engine speed until about 2000 rpm in the 2nd gear.
Specification : INPUT SPEED - (OUTPUT SPEED x GEAR RATIO) ≤ 200 RPM

Fig 1: Monitor Scantool Data - Vehicle Speed
Courtesy of HYUNDAI MOTOR CO.
Does "INPUT & OUTPUT SPEED SENSOR" within specifications?
YES
- Go to "COMPONENT INSPECTION " procedure.
NO
- Check for electrical noise of circuit in INPUT & OUTPUT SPEED SENSOR or Replace INPUT & OUTPUT SPEED SENSOR. Repair as necessary and Go to "VERIFICATION OF VEHICLE REPAIR " procedure.