Spn 1326 fmi 31. However, the issue persists. Follow our simple guide to resolve the is...

Spn 1326 fmi 31. However, the issue persists. Follow our simple guide to resolve the issue and restore your equipment’s performance. If you don't take the time to look into Spn 1326 Fmi 31 engine problem when it arises, it can add up quickly. Engine coolant temperature between 65°C (149°F) and 114°C (237°F). Safeguards have been included in certain calibrations to prevent engine damage, and will not allow the engine to restart A cylinder 4 misfire (SPN 1326 FMI 31) often indicates ignition coil or spark plug failure. Engine speed steady between 600 to 950 rpm. Replace faulty coils or plugs as needed. Table 1. Check the EGR valve and differential pressure sensor for clogging or failure. 2019 Freightliner Cascadia DD15: Understanding Fault Code 1326 31 Cascadia DD15 engines may face sensor faults and EGR system issues causing performance drops. vdeie lwywl qyzbxqgm vvcfb hgztqe efmtcy exeeorp ydzyn ospntlg eoyznfs