1994 isuzu rodeo hesitates between 2000 and 3000 rmps Why???

1994 ISUZU RODEO
115,000 MILES
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BRISE31558
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  • 3 POSTS
I have been trying to figure this out for 2 weeks i have replaced the map sensor the IAC, the plugs and wires, along with the coil pacs and the fuel filter, no change after all work still hesitates between the 2000 and 3000 rpms. car is fine when ideling.changed the battery cable due to fraying>
Dec 10, 2011 at 11:09 AM
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RIVERMIKERAT
  • ✓Experienced Mechanic
  • 6,106 POSTS
Are there any codes that have been set?
Dec 10, 2011 at 11:12 AM
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BRISE31558
  • MEMBER
  • 3 POSTS
nope no codes
Dec 10, 2011 at 11:15 AM
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BRISE31558
  • MEMBER
  • 3 POSTS
just a note its a 3.2 v6
Dec 10, 2011 at 11:16 AM
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RIVERMIKERAT
  • ✓Experienced Mechanic
  • 6,106 POSTS
Check to see what sort of fuel pressure is being delivered by the pump. Check the operation of the throttle position sensor and, if equipped, the throttle valve switch.
Dec 10, 2011 at 11:52 AM
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