![]() ![]() ![]() Navigation for all other systems is similar. When the check engine light is illuminated, the first thing we should do is check for codes. This will be the starting point on our diagnostic roadmap. Select the codes menu to access diagnostic trouble codes from the vehicle control module. This opens a list of diagnostic trouble codes or DTCs stored in the ECM. Select engine trans trouble code information, and a list of diagnostic trouble codes appears along with the code description. ![]() Don't forget to scroll to see more codes. ![]() The clear codes function erases the DTCs stored in the selected ECU. The tool prompts, Are you sure? Select yes to clear the codes. Here we can see the codes cleared successfully. If not, simply follow the onscreen instructions.įreeze frame displays the data and current conditions when the ECM commanded the malfunction indicator lamp to turn on. This can be helpful to determine conditions when the code set hot, cold, fast, slow, great clues can be found here. Snap-on is dedicated to helping you get the most out of your diagnostic tool and keep your customers happy. Be sure to watch the next module in this Training Solutions series.Oct. 6, 2015-Snap-on has released its new Software Upgrade 15.4, the company announced on Monday. The upgrade intends provide the broadest coverage, the company said, to help technicians see faults more clearly and make fixes quicker. This latest software upgrade covers 21 domestic, 15 Asian and optional coverage for 11 European makes. #Snap on modis ultra 15.2 software upgrade#. ![]()
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