2013 CM2250 cranks over no start J1939 failure

[Rawze]

(01-08-2025 )Kingcali111 Wrote:  No sir there isn’t no cel, i tried these things
Swapped all the mega fuses, clean the batteries
Swapped the ecm and relays
Checked the fuses inside and outside ones, nothing solved so far

use insite software to monitor oil and fuel pressures while cranking.

if there is not enough fuel pressure, then the engine will not even try to fire the injectors.