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2000 Honda Civic alternator isn't charging

Tiny
JAN SADLO
  • MEMBER
  • 2000 HONDA CIVIC
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 185,000 MILES
Only getting 12.65 volts on the battery terminal with
engine on, high beam, heater on.
when I disconect output wire from alternator I get 16.5VDC when I put it back it is loading down to 12.65VDC. Replaced ELD in the fuse box no help.

any help would be apriciated.
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Sunday, February 10th, 2008 AT 12:12 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
12.6 is not enough -its not charging BTW its a bad idea to remove the alty's output wire.

Your regulator is gone its not controlling the field winding-when the regulator sees resistances it will lower the output and vice versus.
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Sunday, February 10th, 2008 AT 12:33 AM

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