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jeep running rich, hard starting.

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Old 12-31-2010, 06:03 AM
  #31  
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so... what is the verdict? Do you still have the problem?
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Old 04-04-2012, 07:58 PM
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Originally Posted by SeriousOffroad
The OP stated he has a 98.
No FPR at the rail, therefore no vacuum line either.

Bad after-cat O2 sensor.
Not true... because I have had 2 after cat O2s and still runs rich and really rough at idle/neutral and also why does my jeep take 3 cranks to start up? I don't need a starter
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1990 XJ, 4.0 4x4, got a few problems.

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