bad acceleration and weird clunk noise. help

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Dec 3, 2013 | 12:33 PM

#16

96xjshaggy

Thread Starter

Junior Member

Joined: Dec 2013

Posts: 73

Likes: 0

From: Holiday, Fl

Year: 1996

Model: Cherokee

Engine: 4.0L I6

Yes i did and it was a fun project, even pulled exhaust from jy, tranny back, flow master it's nice. There is def some exhaust leaks tho lol

Last edited by 96xjshaggy; Dec 3, 2013 at 12:40 PM.

Dec 3, 2013 | 04:43 PM

#17

Parsnip

CF Veteran

Joined: Dec 2011

Posts: 1,050

Likes: 2

From: Roanoke, VA

Year: 1990

Model: Cherokee

Engine: 4.0

Do you or one of your buddy's have an obd scanner? Check your fuel trims and the ignition advance off live data

Dec 3, 2013 | 05:33 PM

#18

96xjshaggy

Thread Starter

Junior Member

Joined: Dec 2013

Posts: 73

Likes: 0

From: Holiday, Fl

Year: 1996

Model: Cherokee

Engine: 4.0L I6

My buddy who works at a shop was suppose to get one today and hook her up but no word from him lol

Dec 4, 2013 | 09:00 AM

#19

EdZ

Junior Member

Joined: Nov 2013

Posts: 68

Likes: 0

From: Baltimore, MD

Year: 2000

Model: Cherokee

Engine: 4.0L

Quote:

Originally Posted by 96xjshaggy

No CEL but i got my friend whos a better mechanic than i am hooking it up to a computer at his shop to see what he can do. As for the fuel pressure test not sure how to or what tools needed if I'm not mistaking there's a test port near or on the fuel rail?

Yeah, there is a schrader valve (kinda like a metal tire valve stem) on the fuel rail... Ya can get a tester ($20) from Harbor Freight or check with your mechanic buddy (he likely, or at least should, have one)...

http://www.harborfreight.com/fuel-in...ter-92699.html

Dec 4, 2013 | 11:19 AM

#20

96xjshaggy

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Junior Member

Joined: Dec 2013

Posts: 73

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From: Holiday, Fl

Year: 1996

Model: Cherokee

Engine: 4.0L I6

Okay appreciate it but now it's acting up really bad idling at 1.5k but only in park or neutral and bad acceleration the whole time and she actual stalled on me when i first started her idle was up down up down up down stall Help me! Lol plz and ty

Dec 4, 2013 | 01:08 PM

#21

96xjshaggy

Thread Starter

Junior Member

Joined: Dec 2013

Posts: 73

Likes: 0

From: Holiday, Fl

Year: 1996

Model: Cherokee

Engine: 4.0L I6

Now she won't even start

Dec 4, 2013 | 10:14 PM

#22

96xjshaggy

Thread Starter

Junior Member

Joined: Dec 2013

Posts: 73

Likes: 0

From: Holiday, Fl

Year: 1996

Model: Cherokee

Engine: 4.0L I6

So i changed the tps and it doesn't have a weird idle anymore but it still sucks on acceleration when i get on her it just doesn't wanna go for a few secs then she'll take off. So idk, any other ideas, i figure o2's