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Jeep jk 07 rubicon

Old Jun 8, 2023 | 11:25 PM
  #1  
jeep jk r's Avatar
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From: b
Default Jeep jk 07 rubicon

My jeep jk 07 rubicon start normally all the day
1 time / day it take time about 5 seconds to start ( cranking about 4-5 seconds and start )

i have a problem with my ( neutral safety switch) only morning i have to switch my transmission knob for P to R them P and the car start normally

but my problem is the the first one ( cranking about 5 seconds and start ) ? ( new fuel pum and new crank position sensor and new spark plug )
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Old Jun 9, 2023 | 03:49 AM
  #2  
Paul Amarante's Avatar
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From: NY
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How about the ignition coil pack, all connections tight & secure ? When I changed my plugs, also put in new wires (Mopar), old ones seemed fine, changed anyway.
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Old Jun 9, 2023 | 07:24 AM
  #3  
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Coil pack new & new wires
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Old Jun 12, 2023 | 06:45 PM
  #4  
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From: Laurel, MT
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Check ground as well... so 07's started better with a new ground wire off the battery to the block.
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