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 :
- Scania L 360 4378 SPN Code
- Volvo 760 4378 SPN Code
- International Prostar + 4378 SPN Code
- BharatBenz 4228R 4378 SPN Code
- Volvo VN 630 4378 SPN Code
- Tata Signa 2821.T 5L Turbotronn 4378 SPN Code
- CAT 3406E 14.6L 4378 SPN Code
- BharatBenz 1215R 4378 SPN Code
- GMC TOPKICK 4378 SPN Code
- Tata Signa 3521.T 5L Turbotronn 4378 SPN Code