GM Historic (OBD I) Diagnostics5 – 4 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •52.Select the type of data to view.•Use UP or DOWN arrowkey to highlight. Refer to ViewData on page 4-4 for Entire orCustom Data Lists.•Press ENTER to establisha communication link.3.View PIDs on Scan Tool.•Use UP or DOWN arrowkeys to scroll through the PIDs.4.Change Custom Data ListParameters.•Press BACK.5.Return to Datastream Menu•Press BACK.Record Data✓ The Record Data function records vehicle PIDs while the vehicleis parked or being driven. This function is mainly used fordiagnosing intermittent driveability problems that cannot beisolated by any other method. The Scan Tool records data basedon time (5 frames prior to the start of the recording, and for aduration after). The time after depends on the vehicle data rate.The Record Data function allows diagnosis of an intermittentproblem by analyzing data leading up to the problem, during theproblem, and possibly after the problem, depending on duration.From the Datastream Menu:1.Select Record Data.•Use UP or DOWN arrowkey until Record Data ishighlight.•Press ENTER.Entire Data ListCustom Data ListSelect Data to ViewEntire Data ListCodes Present N/AA/F RATIO 14:1AC Clutch 13AC Enabled ONAC PRESS (psi) -5.63AC PRESS (V) 0.14AC Request OFFBARO ("HG) 28.34View DataRecord DataReview DataPrint DataTool SetupDatastream MenuRecord Data
