System Selection

Following trouble code display, the first available system selection level (i.e. "ECM?") will be displayed. See Figure . While selecting a system to test, any of the following actions may be taken to control the display:

• Pressing "OFF" button on CCDIC panel will stop the system selection process and return display to beginning of trouble code sequence.
• Pressing the "LO" fan button will display the next available system selection. This allows display to be stepped through all system selections. The list of systems can be repeated following the end of system selection list.
• Pressing the "HI" fan button will select the displayed system for testing.