Service manual

Ford 7.3 Liter Evolution

The diagnostics scanner included with your Evolution is a powerful tool that allows you to

view and clear diagnostic trouble codes (DTCs) on your vehicle, as well as record a data

stream (5 parameters of your choice) for 1 minute. DTCs are the messages your vehicle’s

computer stores when it detects a problem with your vehicle. The “Check Engine” light on

your dash is activated by the presence of most DTCs.

If you selected Diagnostics from the main menu of the Evolution, the screen displays the

following message:

Retrieving Codes

If you want to retrieve and view the DTCs on your vehicle, select the Retrieve option.

Make sure your ignition is in the ON position.

After selecting the Retrieve option, any stored DTCs will appear on the screen like the

following example:

Press [MENU] to exit the DTC list and return to the previous menu.

Diagnostics