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once agian need your help, car wont start...

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Old 06-15-03, 06:16 PM
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once agian need your help, car wont start...

alrite i just replaced all the intake manifold gaskets and put in a Jspec LIM, now my problem is the car wont start it gets about 4 inches of vaccum when cranking over it just wont start it sounds like its not firing, i tried push starting it at 10mph with no luck it pulled vaccum but the tach didnt even move.... i checked the underhood fuses with no luck.... does anyone have any advice for sourcing out this problem?? thanks

josh
Old 06-15-03, 06:19 PM
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Last edited by dr0x; 06-15-03 at 06:23 PM.
Old 06-15-03, 06:20 PM
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Make sure your CAS is plugged in. It doesnt sound like its getting spark.
Old 06-15-03, 06:21 PM
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CAS plugged in im gonna try cleaning the connection and try agian when the battery gets a full charge.... was starting to get a little wweak and didnt wanna kill it
Old 06-15-03, 08:02 PM
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tried cleaning the connections even tried a spare CAS no help..... tach still doesnt bounce
Old 06-15-03, 08:55 PM
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wow.... damn the boards are helpful.... 24 views on an engine problem.....
Old 06-15-03, 09:00 PM
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Yeah unless your thread is about the hawtest body kits it gets ignored

But your trailing coil isnt getting power, and since your car wont start Id imagine your leading isnt either. Check the boost sensor connector, make sure its on there snug.

Edit: Pull out the spark plugs and lay them on the strut tower (remove the rubber boot, obviously). Disable fuel and crank the car over. You will see if they are sparking or not. And anyone who says they need a good ground to spark, they really dont. I was holding mine about half an inch from the strut tower and the electricity bridged the gap.
Old 06-15-03, 09:02 PM
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ok now im not getting fuel... and the tach isnt bouncing WTF this is gay! i hate stupid s4 electrically problems....
Old 06-15-03, 09:10 PM
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How much did you take off of the engine? Did you take the fuel lines off the fuel rails? If so, double check to make sure you don't have the fuel rail hooked up to the return line. Check to see that the injector plugs are secure on the injectors. Did you plug in the TPS? I dont' know what else to say. If you depressurized the fuel system, it will take longer to start the first time, but not so long that you would decide to try to push start it. Hope you figure it out.
Old 06-15-03, 09:16 PM
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You said that your tach isn't working. Do the rest of your gauges work?


Kevin's write-up on spark and fuel (not to dispute anyone else's posts - it's just that Kevin's one of the best guys for FC wisdom...


Originally posted by hypntyz7
To check fuel, remove the frontmost fuel line from the driver side of the engine. Crank the car, adn see that fuel aquirts out. Replace the line. IF you have fuel here, your fuel system is in good shape to start the car. IF you have no fuel, get a voltmeter and start checking voltages at the fuel pump and along the wiring. IF you have voltage at the pump but it doesnt pump, you have a bad pump. IF you have no voltage, you have a bad connection, a blown fuse or relay, or you might just wanna run yourself a new fuel power wire, and a anti-flood switch at the same time to eliminate the problem and prevent future flooding.

To check spark, take an old plug and insert it into one of the lower plugwires you pulled off its plug. Lay this wire/plug next to a ground on the driver strut tower, so you can see it from inside the car. Crank it and watch for spark. IF you have spark then your ignition system is good enough to start the car. Make sure your actual sparkplugs are tight and in decent shape. IF you have no spark, first check all fuses inside and out. Next unplug your airflow meter. Try to start the ca. With the AFM unplugged the car should start and die regardless of throttle applied. For some reason afm's can go bad and disable spark. IF it still doesnt spark, check your computer and wiring. The ignition systems are very bulletproof.
Old 06-15-03, 10:09 PM
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ok coils arent getting power and fuel pump isnt getting power.... checked the EGI fuse its ok battery is fully charged alternator just got checked 2 weeks ago... still nothing... sounds like the car is flooded and not firing
Old 06-15-03, 10:32 PM
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Check for 12v+ before and after the main fuse. You should beable to just turn the key to ON and stick the positive lead on your DMM onto the metallic side of the fuse (not the plastic casing).
Old 06-15-03, 10:41 PM
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15A engine fuse inside the car (not under the hood).
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