You should have a minimum of 45 volts to be within specification with the ignition key in the RUN position, cranking and engine running. Any voltage reading below 45 volts indicates a bad FICM and will need to be replaced. If you receive a 0 voltage reading while cranking you may have a bad FICM fuse and or relay.27 sept 2019
What are the symptoms of a bad Ficm relay?
A dead FICM will therefore leave the system with no way to actuate an injector and the engine will not start. A weak or failing FICM will contribute to hard start, rough idle, and/or intermittent rough running conditions.
How do you test a Ficm 6.0 Powerstroke?
https://www.youtube.com/watch?v=VSQ9lxr2oN4
How do you diagnose a bad Ficm?
Any voltage reading below 45 volts indicates a bad FICM and will need to be replaced. If you receive a 0 voltage reading while cranking you may have a bad FICM fuse and or relay. Another way to test the FICM is to use a voltage meter to test voltage at the FICM itself.27 sept 2019
How do you test a Ficm relay?
https://www.youtube.com/watch?v=hfsxH0WPCVE
What will a bad Ficm do?
A failing FICM can cause all sorts of problems, but one of the most common symptoms is an engine that is hard to get started, especially when the engine is cold or has sat overnight. ... Another symptom commonly seen is the engine is running rough or misfiring all of the time, or after the engine is warmed up.11 ene 2021
What is the Ficm on a 6.0 Powerstroke?
A 6.0 FICM or fuel injection control module is what provides power and control to the fuel injectors. The FICM is mounted on supporting brackets above the valve cover on the driver's side of the engine and was used on the 6.0 Power Stroke engines.11 ene 2021