2004 Jeep Liberty code po304

2004 JEEP LIBERTY
120,000 MILES • 3.7L • 6 CYL • 4WD • AUTOMATIC
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RONALDVARGA
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  • 6 POSTS
I' checked the three items that you sent me, I' don't have any injector pulse for # 4 cylinder, now what?
Jan 19, 2015 at 9:19 AM
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JACOBANDNICKOLAS
  • CERTIFIED EXPERT
  • 110,175 POSTS
Hi:

It was me you spoke with, but I believe I answered this already. By accident, did you repost?
Jan 19, 2015 at 12:11 PM
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RONALDVARGA
  • MEMBER
  • 6 POSTS
checked wires and all pins are ok still no pulse to that cylinder.
Jan 19, 2015 at 1:17 PM
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JACOBANDNICKOLAS
  • CERTIFIED EXPERT
  • 110,175 POSTS
You need to now check for a pulse at the PCM itself. Remove the plug connection and check for a pulse there. If there isn't one, chances are the PCM is bad.
Jan 20, 2015 at 4:43 AM
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RONALDVARGA
  • MEMBER
  • 6 POSTS
No pulse at the PCM . THANKS FOR ALL YOUR HELP!
Jan 20, 2015 at 6:39 AM
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JACOBANDNICKOLAS
  • CERTIFIED EXPERT
  • 110,175 POSTS
Glad to help. Let me know how things work out for you.
Jan 21, 2015 at 8:35 AM