112
Scope and Multimeter Operations
Operations
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To setup Ignition tests
1.
Select the
Setup
icon to open the Setup dialog box.
2.
Select the
Ignition
tab of the dialog box.
3.
Highlight the ignition system for the test vehicle in the “Type” field:
–
Standard
—use for systems with a distributor
–
Waste Spark
—use for coil pack systems that fire 2 plugs simultaneously
–
Direct
—use for coil-on-plug systems
–
Other
—use for systems that do not fit any of the above categories
4.
Select the number of cylinders for the test vehicle in the “Cylinders” field.
Scroll through the list using the up and down arrows on either side of the number.
5.
This step varies depending upon the type of ignition system:
–
If testing a Standard system, select the Firing Order.
–
If testing an Other system, select the RPM Factor.
Scroll through the list of available choices using the up and down arrows below the
displayed firing order or RPM factor.
6.
This step also varies depending upon the type of ignition system:
–
On a Standard or Direct system, choose between Coil and Plug for the Number 1 Trigger.
–
On a waste Spark system, select the polarity of the firings using the +, –, and arrow icons.
7.
Select
Back
to return to the Preferences dialog box, or select
Exit
to close the dialog box and
return to the scope.
Data
The
Data
icon on the toolbar switches the trace details information at the base of the screen
through three states as previously explained in
Cursor Controls
Select
Cursors
from the toolbar to open the Cursors dialog box (
).
1— Cursor 1 controls
2— Cursor 2 controls
3— Show or Hide icon
4— Back icon
