Will not accelerate after replacing the alternator?

Tiny
LILJUS13
  • MEMBER
  • 2006 NISSAN XTERRA
  • V6
  • 4WD
  • AUTOMATIC
  • 200,000 MILES
I just changed my alternator my battery gauge hits the 18 volt and now my car won't accelerate but the car stays running.
Wednesday, March 31st, 2021 AT 5:55 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 42,942 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.

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Thursday, April 1st, 2021 AT 11:59 AM

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