Quote:
Originally Posted by Strokin' 6.0
Normally, when I KOEO, I hear a buzzing sound for a second or two, which is the Injector Electrical Self Test. Today the weather is warmer, so I went out to see if the truck would start.....no buzzing noise=no Injector Electrical Self Test.....
=FICM is dead?
|
Check the fuse. Your FICM could be dead (should be 48 to 50 vdc) output if recieving battery voltage input. Or....... your fuse could be blown. Of course a bad FICM could blow the fuse as well !!!
Here is a schematic........
