What cause the 2003 Toyota premio engine to buck

Tiny
JAKE
  • MEMBER
  • 2003 TOYOTA 4RUNNER
  • 130,000 MILES
Mostly when it going up hill it bucks or shut down. Sometimes you have to beat the gas pedal for it to go out
Tuesday, January 24th, 2012 AT 3:30 PM

2 Replies

Tiny
MHPAUTOS
  • MECHANIC
  • 31,938 POSTS
Check fuel pressure and change filter, check plugs, leads and coil and do a scan for any unresolved fault codes, start here.
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Tuesday, January 24th, 2012 AT 9:46 PM
Tiny
JAKE
  • MEMBER
  • 2 POSTS
Thank for your reply but we change the fuel pump and filters and it the same problem we also change the return pump and it not retunning
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Wednesday, January 25th, 2012 AT 5:59 PM

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