Originally Posted by greasyF250
Sounds like a glow plug problem , not the FICM. Check the glow plug relay, glow plugs , as a last resort it might be the FICM
Glow plug/relay failure is very uncommon on a 6.0l
Originally Posted by peanuts kill
FICMFuel Injection control module. I just had the same issues, it wouldn't cold start unless it was plugged in. Dealer changed the FICM under warranty. There is a really good diagnostic PDF on another site. A quick search should find it. Keep in mind replacement FICM's do not contain software and must be programmed prior to use.
Link to this? I think we have the same one here.
Here is where the FICM is located:
Page 10: Component Locations