CHICAGO 98568 Manual page 21

If more than one module is detected, you will be prompted
to select a module before test.
Use the SCROLL button to select a module, and press
ENTER/EXIT button.
2) Wait a few seconds while the code reader validates the PID MAP.
3) If the vehicle supports both types of tests, then both types shows
on the screen for selection.
............Diagnostic
1) Read Codes
2) Erase Codes
3) View Freeze Frame
►
4) I/M Readiness
..............Control
► Engine
Module $A4
Exit
................I/M Readiness.................. .
Reading PID...
- Please Wait -
.................I/M Readiness......... ........
►
Since DTCs Cleared
This Drive Cycle
Exit
20
Menu......... ..
4/6
Module............ .....
1/3
1/3