Code : Spn 157 Fmi 18

Fuel Rail Pressure High

Fuel Rail Pressure Too High

Fuel Rail Pressure Too High: Engine Injector Metering Rail 1 Pressure Data Valid But Below Normal Operating Range - Moderately Severe Level; Pressure Deviation Too Low

Spn 157 Fmi 18 problem code is about Fuel Rail Pressure Too High: Engine Injector Metering Rail 1 Pressure Data Valid But Below Normal Operating Range - Moderately Severe Level; Pressure Deviation Too Low. If you don't take the time to look into Spn 157 Fmi 18 engine problem when it arises, it can add up quickly. One small issue like Spn 157 Fmi 18 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.

SPNFMI Faults and Engine error code check tool. SPN code listing with names and descriptions.

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