4378 SPN Fault Code
4378 spn fault code name is Aftertreatment 1 Outlet NH3 Sensor Preliminary FMI. If you don't take the time to look into 4378 spn fault when it arises, it can add up quickly. One small issue like 4378 can cause a larger component to become damaged without taking the time to investigate. If you suspect your truck is suffering from one of these issues, look into replacing those small components to save money down the road.
Note: The name and description of 4378 code represents text descriptions for faults supported by another coding system and does not necessarily comply with SAE J1939. For a specific engine manufacturer's explanation for codes, please consult the engine's technical manual. See also other spn codes.
Truck List With 4378 SPN Code :
- Freightliner Business Line M2 4378 SPN Code
- International CV515 SFA 4378 SPN Code
- Volvo VNL 670 4378 SPN Code
- Mack GRANITE 64FR 4378 SPN Code
- Reanult Maxity 4378 SPN Code
- Tata T.7 Ultra 4378 SPN Code
- Ashok Leyland 3520 Twin Steering 4378 SPN Code
- Ford Super Duty F-250 SRW 4378 SPN Code
- Tata 510 SFC TT 4378 SPN Code
- Ford F59 4378 SPN Code