you need to first check to see if your mallory unite is getting power, if it is you need to check and see if your unit is getting a signal from the distributor and if its not you may need check some wiring connections.
I'll include a link to a video below that will show you how to repair the ignition coil in your Ford F250 or F350. hope this helps.
the inline fuse for the ignition requires remove the bezel panel and the gauge panel from dash. trace the red wire up and to the top rear right of the dash you'll find a lump in the wire.
the gvw on a 1977 f250 8600lbs or 8800 heavy truck 10x better truck than they make today
What is there stance specifications on an ignition coil for a ford 5.8 f250
8 on 6.5
yes
The ignition lock seems to be broken.
around 9000lbs give or take
it is telling you that you have an electronic computer problem with your training it is telling you that you have an electronic computer problem with your training
Good rule of thumb around 6 to 8 btdc
Sounds like ignition switch needs replacement
Short in the circuit, the circuit is overloaded, or you are installing too small a fuse.