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Car battery

Tiny
JMATHIESON
  • MEMBER
  • MAZDA 626
My question is much more general. Does a car altenator turn on and charge the battery even when sitting at idle? Basically does the battery get charged as well sitting at idle as well as on the road driving?
Saturday, October 20th, 2007 AT 4:13 PM

1 Reply

Tiny
MERLIN2021
  • MECHANIC
  • 17,250 POSTS
If it does'nt something is wrong. Should charge at 14-15v at idle.
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Saturday, October 20th, 2007 AT 4:26 PM

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