SPONSORED LINKS

No out put from the alternator

Tiny
SHOP.139
  • MEMBER
  • 1999 TOYOTA SIENNA
There is no out put from the alternator 12 volts running in battery only we've tried 3 alternators and nothing happens alternator fuse 140 amps is okay.

Alternator and battery are good. There is only 12 volts running through battery
Monday, April 30th, 2012 AT 9:04 PM

4 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Do you have battery voltage at the alternator Batt terminal?
SPONSORED LINKS
Was this
answer
helpful?
Yes
No
Monday, April 30th, 2012 AT 9:12 PM
Tiny
DJCL
  • MECHANIC
  • 767 POSTS
Check all fuses in the under hood fuse box and in the car. There are some large fuses that could be blown.
Was this
answer
helpful?
Yes
No
Monday, April 30th, 2012 AT 11:09 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Check/Test all the fusible links-square looking box in the power distribution box
Was this
answer
helpful?
Yes
No
Monday, April 30th, 2012 AT 11:22 PM
Tiny
KHLOW2008
  • MECHANIC
  • 41,815 POSTS
Check the harmonic damper. The pulley could be slipping.
Was this
answer
helpful?
Yes
No
Tuesday, May 1st, 2012 AT 9:40 AM

Please login or register to post a reply.

Related Alternator Fuse Content

How to Use a Test Light
VIDEO
How to Use a Test Light
Instructional repair video
Alternator Replacement
GUIDE
Alternator Replacement
Got a red battery warning light on? This most likely means the alternator has gone out and needs to be replaced. This is a common problem for most vehicles and you can...
VIEW MORE

Sponsored links