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You are watching: 2007 jeep wrangler 3.8 firing order

OK Im probably a dumbass however here it goes. I eliminated all spark plugs and wires come replace but didnt index which wire goes to which cylindar. Any info to assist me put back together? very first time doing this and also figured it to be easy but finding my absence of information has haulted the project.

The coil pack has actually 1-6 labeled on it and also the number one cylinder is the one most forward on the engine, #2 is the one the contrary of #1 and so forth.1, 3, 5 room on one side of the motor and also 2, 4, 6 room on the other.

Mine :Build 2008 Rubicon endless black on black color :glasses:Wife"s :2014 all white Rubicon endless (mall crawler)

the coil pack and most aftermarket at OEM wires are above mentioned1,3,5 front to back2,4,6 front come backI think 1 is top top driver side. Not certain and i do not know go the end to look. LolI changed mine about 70k. I gained it at 68k so I shot and adjust out things for track up and also fluids for this reason I recognize when they room done.

Thanks guys! I had 2 misfire codes so I chose to change all plugs and wires. Now I can put the wires back on correctly! ago to the garage!

Thanks guys! I had 2 misfire codes so I chose to change all plugs and also wires. Now I can put the wires back on correctly! earlier to the garage!
For the 3.8L engine...1, 3, 5, room on the ideal side, front come back, looking in ~ the engine indigenous the driver"s seat.2, 4, 6, are on the left side, front to back, looking in ~ the engine indigenous the driver"s seat.The firing order is 1, 2, 3, 4, 5, 6.However, the plugs room fired in pairs: 1 & 4; 2 & 5; 3 & 6.In every case, the cylinder that is not on the compression stroke watch a "wasted spark" on its exhaust stroke.
is over there a diagram of the spark plugs or exactly how to adjust them? I likewise am a newby and also want to change them. Please give me part direction
Do a google find for "Jeep JK spark plug change".. Provides you links to write-ups on other sites. Pretty easy to do. Girlfriend will need a 5/8" spark plug remove socket and also a lengthy ratchet extension and a swiveling socket adapter to obtain to few of them.If you room replacing the wires, be cautious with the plastic cable manager tabs, they rest easily. Likewise number and change the brand-new wire lengths as you eliminate the old wires one at a time.Takes one hour tops... An excellent luck!
2007 Sahara - 2.5" RK Flex mechanism with Blistein 5100 shocks, Synergy ball Joints, MB72 15" wheels, 33x12.5x15 Duratrac"s, JKS rapid Disconnects, rugged Ridge former bumper through Smittybilt 8k lb winch.

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Just walk this 3 main ago. Supplied Champion S3RE14PLP5/RE14PLP5 dual Platinum
plugs and replaced the wires through a brand-new set (MOPAR 68017712AC).- Gapped all plugs come .050- Applied small amount the dielectric grease inside all brand-new boots v a noodle swab- gotten rid of the flare top top the passenger side (you need to do this come have far better access the plugs on that side)- replaced one plug/wire at a time using a 5/8" plug remove socket and also a 10"" extension where neededI removed the peak wire manager and decided not to placed it back.Diagram (from
dealer said 60K. I did mine at nearly 100K
oops.will it is in doing again soon. Tiny less mile this time.
Haha I have 140k on among my jK"s original plugs i pull castle every 50k and also clean through a cable brush and hit Em v a tiny 2000 grit sandpaper to make them like new again and also it operation as good as job one through 78 miles as soon as I gained it plugs will last a lengthy time if correctly cleaned done this to numerous vehicles not just jeeps and also it functions for instance I have I a 92 chevy pickup with 285k on the clock initial plugs runs good wires room a different story i replace when they begin to feeling soft and flimsy no text publication by any method but the works
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