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motor swap now I have no power to my coils

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Old 10-01-2008, 08:58 PM
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Default motor swap now I have no power to my coils

Just swap motors and I have everything ready to go but the car does not fire and I pulles a plug out and there is no spark comming out. I double check my grounds. any suggestions
Old 10-01-2008, 09:05 PM
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Crank or cam sensor not plugged...In if the computer don't know it rolling you don't get no spark...does the tach register when you crank the engine??
Old 10-01-2008, 09:06 PM
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its pluged in.
Old 10-01-2008, 09:07 PM
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tach is not registering at all
Old 10-01-2008, 09:12 PM
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Sound crazy but did you pull the motor with the battery hooked up you may check the ign fuse in the fuse box could be blown...It is definitely either one of your sensors or its not getting power to them..I think you have to run 12 to one side and use a grounded noid light to check either one of them they change over too fast for you to check them with continuity on a volt meter...
Old 10-01-2008, 09:13 PM
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Originally Posted by dnkynrbk
Just swap motors and I have everything ready to go but the car does not fire and I pulles a plug out and there is no spark comming out. I double check my grounds. any suggestions

Have you scaned it? The first time I had my engine out I forgot to plug in crank position sensor and had no spark too. Pluged in my hp tuner and had a low voltage code checked the sensor and it was unpluged. Just another idea. Also have you checked all the fuses?
Old 10-01-2008, 09:14 PM
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Pulled the motor with the battery unhooked. I double checked the fueses.
Old 10-01-2008, 09:15 PM
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Dont have access to hp tunners till tom. Im going to pull the intake off and double check it and and see. i check the fueses
Old 10-01-2008, 09:16 PM
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It is even possible that the wires got pulled to hard when removing the plugs off the sensors causing a bad connection...I would un plug them and check to see that both wires are fully inserted into the plastic connection..I feel you man I hate stupid *** things from stopping a project from firing up...My last disater was a radiator leak..held me up a full day..
Old 10-01-2008, 09:42 PM
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just pulled the intake off and double check them and they are all pluged in good. Man I just dont know
Old 10-01-2008, 09:57 PM
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sensor could have just took a crap on you man...might have been on the verge and moving it just was more than it could handle...Keep me posted...Try to help you out
Old 10-01-2008, 11:53 PM
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ok I finally unplug the crank sensor and plug it back in now the starter just crapped out on me and is jamed. Crank it a few times but my battery was low then the start f ed upIm pulling it off and going to buy a new starter what the dam luck. tach is working now when I crank it. Is all crank sensors the same as in if you get one out of a 04 truck 6.0 motor compared to a ls1 because I have an extra one.
Old 10-02-2008, 09:03 AM
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I think the sensors are the same only difference is the reluctor on the crankshaft...Hope when you get the new starter installed that thing will decide to make some noise for you sounds like it is on the right track now.
Old 10-02-2008, 02:48 PM
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got the car started now it will not idle
Old 10-02-2008, 03:09 PM
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Did you add new heads and cam with this swap? Also is the ses light on or flashing?
Old 10-02-2008, 07:28 PM
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If it has different cam in this motor it won't idle...till you get it tuned...That is normal it cant learn that much
Old 01-17-2009, 12:27 AM
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found out what was wrong bent RELUCTOR RING........... AND DO DROP THE K MEMBER AND BEND THE TABS BACK. SUCKS
Old 01-17-2009, 01:31 AM
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wow that sucks man...
Old 01-17-2009, 01:48 AM
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How did it bend?




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