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 :
- Volvo VNL62T780 4378 SPN Code
- Tata LPT 3518 Cowl 4378 SPN Code
- Sterling LT7500 4378 SPN Code
- Mahindra Furio 12 4378 SPN Code
- Western Star 5900 4378 SPN Code
- International 9900 4378 SPN Code
- Tata Signa 3518.T 4378 SPN Code
- Peterbilt 386 4378 SPN Code
- Tata LPT 4225 Cowl 4378 SPN Code
- International 9200 4378 SPN Code