WHY IS ALTERNATOR NOT CHARGING?

Asked by H22GROUNDSPEED Jan 26, 2012 at 02:06 PM about the 1999 Honda Civic Coupe EX

Question type: Maintenance & Repair

I HAVE A 99 CIVIC D16Y7 ONEDAY DRIVING IT DIED ON ME THE DASH LIGHTS WENT DIM THEN HEADLIGHTS THAN CAR SHUT OFF. SO I I GOT NEW BATTERY GOT IT HOME TESTED THE ALTERNATOR CHARGING AT A 12.5V NOT ENOUGH TO CHRG THE BATTERY. SO I REPLACED ALT STILL ONLY CHRG AT 12.5V SO I FOLLOWED WIRE FROM BACK OF ALT TO THE FUSE BOX FOUND OUT THE WIRE HAD FRIED SO I REPLACE FUSE BOX AND WIRE NOW STILL ONLY CHRG AT 12.5V NOW IM LOST??

2 Answers

jaysonv answered 12 years ago

I had the exact same problem. I just put in a cheap CPU I got off of ebay just for the hell of it, and sure enough, it worked! My next step is putting in an amp gauge so I know if the alternator ever gives out. I advise you do the same. Problem after that? Let me know. www.jaysonvonosinski.com

Mark helpful

papa answered 12 years ago

try another alt,the alt,s you buy are rebuilt,auto zone advance auto,dont trust them.go NAPA or a independent parts store,better parts.

Mark helpful

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