Signal Circuit Inspection

Connect scan tool.
Engine "ON".
Monitor the "INPUT & OUTPUT SPEED SENSOR" parameter on the scan tool.
Accelerate the Engine speed until about 2000 RPM in the 3rd gear.
Specification: INPUT SPEED - (OUTPUT SPEED x GEAR RATIO) ≤ 200 RPM

Fig 1: Scan Tool Display - Current Data
Courtesy of KIA MOTORS AMERICA, INC.
Is "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.