LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Can the Crank position sensor cuz stalling?

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Old 07-27-2008, 01:17 AM
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Default Can the Crank position sensor cuz stalling?

Once the car warms up it stalls randomely, i threw a code po336 which is a cps code, i dont really know nuthin about this sensor but sometimes my car dosent run right. Advice?
Old 07-27-2008, 01:22 AM
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There is no crank position sensor, its integrated in the opti.
Old 07-27-2008, 02:23 AM
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Originally Posted by green95vert
There is no crank position sensor, its integrated in the opti.
He has a 96, on which there IS a crank position sensor.

But no it won't cause stalling if it goes out.

po336 can also be for the opti though, which could cause stalling.

Last edited by infinitebird; 07-27-2008 at 02:29 AM.
Old 07-27-2008, 10:27 AM
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is there anywhere i can read about the code itself and see what it says.
Old 07-27-2008, 12:34 PM
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there's some more info here:
http://www.camaroz28.com/forums/showthread.php?t=576486
Old 07-27-2008, 03:59 PM
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I under the impression that a P0336 means the crankshaft position signals (CPS from the reluctor ring & sensor on the crank) and the camshaft position (low resolution signal from the opti) have conflicting information. If you are experiencing stalling and running problems it could be the opti or related cabling. R U seeing any other codes like a p1371 ?
Old 07-27-2008, 08:00 PM
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yes p1371 did *** up, can i have sum more info on this plz?
Old 07-27-2008, 10:43 PM
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Ahh, didn't know the '96+ had it, thanks for the info.
Old 07-27-2008, 10:53 PM
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It's the opti, mine threw the same codes when it went at 34,000mi.Damn accel ignition box fried it!
Old 07-29-2008, 11:35 AM
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well i ordered a new opti from gm today, so im hopin my cars runs strong once i replace this. Anyone ever have there reluctor wheel get messed up, will it hurt anything or cause any problems?
Old 07-29-2008, 02:14 PM
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Not personally, but have read a post about a loose reluctor. Apparently it's is held snug by the hub being completely seated against it. ref shoebox : http://shbox.com/1/engine_front_diagram.jpg . Wouldn't hurt to make sure the hub is seated and bolt is tightened to correct torque. The ring is a solid piece of steel, not much could go wrong with it beyond grinding against the sensor, you should then get some CPS failures not just p0336 crank-to-Opti synchronization errors.



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