89 runs rough/rich injectors 1/2/4 not working

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Jun 19, 2014 | 11:04 PM

Muffler World

Thread Starter

Newbie

Joined: Jun 2014

Posts: 2

Likes: 0

From: El Centro CA

Year: 1997

Model: Cherokee

Engine: 4.0

89 runs rough/rich injectors 1/2/4 not working

I have a 89 4.0 that I can not figure out. New injectors pressure reg, distrib, plugs,wires,ground at firewall, cts will not run right when I replaced the cts it ran good turned off the next morning back to running rough any ideas? This thing is driving me nuts let me know thanks Jason

Jun 20, 2014 | 07:14 AM

cruiser54

::CF Moderator::

Joined: Aug 2011

Posts: 43,971

Likes: 1,578

From: Prescott, Az

Year: 1990

Model: Cherokee (XJ)

Engine: 4.0

Click on the link below and do posts 1,3,4, and 5 to begin with.

Jun 20, 2014 | 11:56 PM

Muffler World

Thread Starter

Newbie

Joined: Jun 2014

Posts: 2

Likes: 0

From: El Centro CA

Year: 1997

Model: Cherokee

Engine: 4.0

Thank you cruiser I see that you help a lot of people with jeeps. I have cked out your tips and I'll do these on Monday or Tuesday and let you know if it works. Thank you Jason.

Jun 20, 2014 | 11:58 PM

cruiser54

::CF Moderator::

Joined: Aug 2011

Posts: 43,971

Likes: 1,578

From: Prescott, Az

Year: 1990

Model: Cherokee (XJ)

Engine: 4.0

Quote:

Originally Posted by Muffler World

Thank you cruiser I see that you help a lot of people with jeeps. I have cked out your tips and I'll do these on Monday or Tuesday and let you know if it works. Thank you Jason.

Keep us in the loop!!