Alternator

Tiny
FLOWERPANDAH
  • MEMBER
  • 2005 TOYOTA 4RUNNER
  • 6 CYL
  • 2WD
  • AUTOMATIC
How do I check if my alternator is broken?
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Tuesday, January 11th, 2011 AT 10:42 PM

2 Replies

Tiny
FLOWERPANDAH
  • MEMBER
Not a 4runner.
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Tuesday, January 11th, 2011 AT 10:43 PM
Tiny
2CEXPT
  • MEMBER
Use a voltmeter and read the battery voltage before you start the truck -should be 12.4 volts or higher-Now start it up and read it again while running-the readings should be 13.5 to 15.5 volts if not the alternator is no good
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Tuesday, January 11th, 2011 AT 10:54 PM

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