Will not accelerate after replacing the alternator?

2006 NISSAN XTERRA
200,000 MILES • V6 • 4WD • AUTOMATIC
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LILJUS13
  • MEMBER
  • 1 POST
I just changed my alternator my battery gauge hits the 18 volt and now my car won't accelerate but the car stays running.
Mar 30, 2021 at 10:55 PM
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STRAILER
  • ✓Experienced Mechanic
  • 55,224 POSTS
18 volts is too high. can I ask which brand you used for the rebuilt alternator? I would use a Denso unit. Also lets run the codes to see what comes up.

https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

and

https://www.2carpros.com/articles/engine-has-low-power-output

Let us know what happens and please upload pictures or videos of the problem.

Apr 1, 2021 at 4:59 AM
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