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Hesitation, Rough Idle, Etc

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Old Jul 7, 2013 | 07:09 PM
  #1  
theangler's Avatar
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From: Maine
Year: 1991 Laredo
Model: Cherokee
Engine: 4.0L H.O.
Default Hesitation, Rough Idle, Etc

Been trying to solve this for quite a while. Getting code 27 if I recall. I changed all of the injectors recently.

In reverse, she barely goes. Sputtering and clunking around. I usually just let it idle in reverse.

Right turns for some reason, I get the same sort of thing.

I'm wondering is my fuel pump going? Maybe just the ECU has gone on the fritz?

Any troubleshooting tips? Thanks!
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Old Jul 11, 2013 | 04:29 PM
  #2  
theangler's Avatar
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Joined: Aug 2008
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From: Maine
Year: 1991 Laredo
Model: Cherokee
Engine: 4.0L H.O.
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Any ideas where to start? The sharp right turn thing is throwing me for a loop to say the least.
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Old Jul 12, 2013 | 02:05 AM
  #3  
Radi's Avatar
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Joined: Apr 2012
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From: Wisconsin
Model: Cherokee
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No harm in checking the fuel pressure to start.
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Old Jul 12, 2013 | 02:57 PM
  #4  
theangler's Avatar
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From: Maine
Year: 1991 Laredo
Model: Cherokee
Engine: 4.0L H.O.
Default

Sounds good, I'll post back the results
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