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Unread 05-30-2011, 07:11 PM   #1
divco13
Registered User
1998 TJ Wrangler 
 
Join Date: Jul 2005
Location: New Smyrna Beach Florida, Florida
Posts: 167
Rough Idle

I have rough a idle at start up. After 10 to 15 seconds it is perfect. Good fuel pressure, new fuel pressure reg and filter.

It is a 1998 5.9, gets 18 + on the highway.

Is there a sensor that need attention ? I have also cleaned the IAC.

Bob

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Unread 05-30-2011, 07:56 PM   #2
TallyZJ
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1996 ZJ 
 
Join Date: Nov 2008
Location: Tallahassee, Florida
Posts: 1,140
Quote:
Originally Posted by divco13 View Post
I have rough a idle at start up. After 10 to 15 seconds it is perfect. Good fuel pressure, new fuel pressure reg and filter.

It is a 1998 5.9, gets 18 + on the highway.

Is there a sensor that need attention ? I have also cleaned the IAC.

Bob
You might check to see if there are codes?
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