Code : Spn 729 Fmi 12
Cold Start Aid Relay: Over Temperature Error
Spn 729 Fmi 12 problem code is about Cold Start Aid Relay: Over Temperature Error. If you don't take the time to look into Spn 729 Fmi 12 engine problem when it arises, it can add up quickly. One small issue like Spn 729 Fmi 12 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: This description 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.