Monitor Scantool Data

This is the inspection procedure to determine whether it is present DTC or memoried one by monitoring the current signal or by using the function of oscilloscope with Hi-scan pro.

Inspection of Sensor Output
1.

Connect scan tool to DLC.

2.

IG KEY : ON

3.

Engine :idle RPM

caution

The data shown above is only for reference and there may be a little difference actually.

Is Sensor Switching Properly
a.

In case DTC is displayed but other scan-tool data are normal.

a.

The problem may be intermittent so slightly shake the connector and harness vertically and horizontally to check if there is any data changes

b.

If the data changes normally, the problem was intermittent so erase DTC and verify the same DTC reoccure.

Go to "Terminal and Connector inspection" procedure.

b.

In case DTC is displayed and CKPS data value is displayed "signal OFF"

a.

- ECM PERFORMANCE INSPECTION

Go to "Component Inspection"

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