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Idle rough and flooding

Tiny
HOWIE CARVER
  • MEMBER
  • 1993 NISSAN ALTIMA
  • 2.4L
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 120,000 MILES
Code says bad maf but changed 3 different new ones and put new throttle position sensor and still same. If I unplug maf it idles fine but wont rev over 2200 rpms. Any help would be appreciated
Saturday, February 6th, 2016 AT 11:57 AM

1 Reply

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Just because it says that is code doesn't mean that is the problem, it can be a bad pcm, short in wiring etc. Rescan it get all the codes then look under obd1 on our site here and check fuel pressure with a gauge auto parts rent it. Also check for a vacuum leak.
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Saturday, February 6th, 2016 AT 1:14 PM

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