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   alt.engineering.electrical      Electrical engineering discussion forum      2,547 messages   

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   Message 1,410 of 2,547   
   Rich. to Tom Del Rosso   
   Re: Car alternator failure -- twice!   
   18 Feb 15 09:46:23   
   
   XPost: sci.electronics.design, sci.electronics.equipment, sci.electronics.misc   
   XPost: sci.electronics.repair   
   From: rcres@XXnewsguy.com   
      
   "Tom Del Rosso"  wrote in message   
   news:mc1phr$pjk$1@dont-email.me...   
   >   
   > Sparky wrote:   
   >> The battery was replaced at the same time as was the alternator: 5   
   >> months ago (corrected from my original post).   
   >>   
   >> Measurement of battery cables: from battery cable (+) terminal to   
   >> alternator (+) terminal: 1.5 ohms. From battery cable (-) terminal to   
   >> chassis: 1.5 ohms.   
   >   
   > That resistance is too high, maybe because you measured from a bad contact   
   > point.   
      
   Typical meter leads have a resistance of 1.5 ohms. It's possible he did not   
   short the leads and zero out the meter first. If not, then the battery cable   
   resistance actually drops to zero.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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