my ford 150 diesel vehicle cranks excessively before sparks ,it does not use glow plugs.

2009 FORD F-150
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AMPONSEM MICHAEL
  • MEMBER
  • 6 POSTS
i have change my starter,checked my grounding cable, change my battery, check fuses with know blown fuse but still have to jump to 24v before it can start. So as an electrician what is left next for m to do.
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Oct 24, 2011 at 10:46 PM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
if you used 24 volts to jump it, you most likely fried the pcm and other controllers. they are 12 volt only and are protected to about 17-18 volts. beyond that, they are done.

Roy
Oct 26, 2011 at 12:02 PM
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