ALTERNATOR FAILURES

FORD F-350
Avatar
ICE P
  • MEMBER
  • 1 POST
2002 F-350 W/ V-10,DUALLY, 4 DOOR, 104,000 MILES. WILL A BAD ALTERNATOR CAUSE SPARK PLUG COILS TO FAIL? LOST 1ST ALT, #5 COIL FAILED. LOST 2ND ALT, #10 WENT. LOST MY THIRD ALT, #2 FAILED. THEY WERE A BAD BATCH OF ALTERNATORS FROM THE LOCAL REBUILD GUY. THEY COVERED THE ALTS BUT FORD CHARGES $533.00 EACH TIMETO REPLACE THE COIL. YES, I STARTED REPLACING THEM MYSELF NOW.
Nov 28, 2007 at 2:55 PM
Advertisement
Avatar
FISHERMAN
  • CAR REPAIR CONTRIBUTOR
  • 937 POSTS
[quote:bbebfe3775="ICE P"]2002 F-350 W/ V-10,DUALLY, 4 DOOR, 104,000 MILES. WILL A BAD ALTERNATOR CAUSE SPARK PLUG COILS TO FAIL? LOST 1ST ALT, #5 COIL FAILED. LOST 2ND ALT, #10 WENT. LOST MY THIRD ALT, #2 FAILED. THEY WERE A BAD BATCH OF ALTERNATORS FROM THE LOCAL REBUILD GUY. THEY COVERED THE ALTS BUT FORD CHARGES $533.00 EACH TIMETO REPLACE THE COIL. YES, I STARTED REPLACING THEM MYSELF NOW.[/quote:bbebfe3775]

Hello !!

At least you`re lucky!

High voltage from a faulty alternator can cause severe damage to the ECU and that.. That`s expensive!

High voltage can damage several things and I think your problem was over-voltage or faulty regulator..

Next time get a brand new alternator.. sometimes the cheap gets expensive!

Good Luck!
Nov 28, 2007 at 3:10 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.