Car run good when gas peddle is at half way then you put it to floor and it spit and RPMs dye down

Tiny
PERRY BARBER
  • MEMBER
  • 1976 DATSUN 120Y
  • 148,000 MILES
Model datsun 280 z car idels good when you drive car and apply the gas half way it revs up and gos good but when you apply more gas its rpms dye down and dose not want to start lifting off gas to half way and rpms pick back up and car takes off
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Friday, December 16th, 2011 AT 5:41 PM

5 Replies

Tiny
FIXITMR
  • MEMBER
Maybe fuel pressure/supply problem? What motor is it? Carbureted or throttle body/injection?
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Friday, December 16th, 2011 AT 5:49 PM
Tiny
PERRY BARBER
  • MEMBER
6 cyl. Throttle body injection
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Friday, December 16th, 2011 AT 5:54 PM
Tiny
FIXITMR
  • MEMBER
Also check TPS.
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Friday, December 16th, 2011 AT 6:16 PM
Tiny
PERRY BARBER
  • MEMBER
Tps stand for
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Friday, December 16th, 2011 AT 10:09 PM
Tiny
FIXITMR
  • MEMBER
We have a definitions section on this site. Throttle position sensor.
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Saturday, December 17th, 2011 AT 4:14 AM

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