Ranger 4WD L4-153 25L SOHC VIN C SFI: Engine Surge/Rolling Idle/DTC's Solution
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7.
Select oscilloscope from the WDS Toolbox.
8.
Select "Channel one Auto Mode", then select the Crankshaft Position (CKP) sensor.
9.
Select "Channel two Auto Mode", then select the CMP sensor based on whether it is a VRS (2-pin) or Hall-effect (3 pin) CMP sensor.