Webapr 6, 2023 · if no fault comes up, then the problem has been solved. If you see the 520363 fault code along with the spn 3223 fmi 7 code, then that means selective catalyst. Webmar 5, 2021 · when i checked the diagnosis it’s giving me a acm code 3223 and 520363 ats electrical system problem detected. What could be causing it and is it safe to drive. Websep 19, 2019 · in our experience, the following are some of the most common causes of ats failure that we encounter in the region as well as some troubleshooting. Websome common causes of an ats elect system problem are faulty wiring, damaged switches, and issues with the generator or utility power source. What should i do if i suspect an ats elect system problem? If you suspect an ats elect system problem, it’s best to contact a. Webturn the ignition on ( key on, engine off). Are there any selective catalyst reduction (scr) or diesel particulate filter. Webthe only problem that you may run into is if you have high soot level and a regeneration is required. If a regeneration is required, it will not be able to complete. This will then put. Ask for help, 24/7. Webats elect system problem detected: How to diagnose and repair automotive electrical systems tracy martin,2005 auto electricity, electronics, computers james e.