Mack MD742 6654 SPN Fault Code

Name:

Engine Fuel 1 Injector Metering Rail 2 Cold Start Pressure

Description:

This diagnostic SPN is for injector metering rail 2 pressure when the engine is operating in the engine cold start emissions reduction strategy (SPN 3061).

Mack MD742 6654 spn fault code name is Engine Fuel 1 Injector Metering Rail 2 Cold Start Pressure. If you don't take the time to look into Mack MD742 6654 spn fault when it arises, it can add up quickly. One small issue like Mack MD742 6654 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 Mack MD742 6654 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.

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

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