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sputtering problem :(

Posted:
Thu Aug 12, 2010 5:04 pm
by chilango41
yesterday I was driving home and all of a sudden I started losing power, so I down shifted and my car started jerking but still kept going. I got home with the car running and checked it, my 3rd spark plug wire was unplugged. So i plugged it back in but it still kept miss firing. Help me out, give me some things to check. Thanks


Posted:
Thu Aug 12, 2010 7:30 pm
by teal_dx
now do the plugs look? having poor spark may have fouled out the plug on that cyl.

Posted:
Thu Aug 12, 2010 7:35 pm
by chilango41
Spark plug #1 plug looks like it was running rich and the rest of the spark plugs look fine.

Posted:
Thu Aug 12, 2010 11:46 pm
by teal_dx
try replacing it


Posted:
Fri Aug 13, 2010 1:40 am
by ikon
check the four little plugs that connect to the icm inside ur distributor.... just remove the cap and rotor and it should be easily accessible.

Posted:
Fri Aug 13, 2010 2:54 am
by CMDeOro
If you have one cylinder running richer than the others you might have a leaking injector or something that is causing it to foul out like that. If replacing it work I would really consider looking into what caused it to foul out more than others.

Posted:
Fri Aug 13, 2010 4:22 am
by teal_dx
what caused it to foul is it wasn't getting the spark it needed to burn off the fuel. if the plug wire fell off, it was barely connected, not really making much contact to transfer the spark

Posted:
Fri Aug 13, 2010 4:27 pm
by chilango41
teal_dx wrote:what caused it to foul is it wasn't getting the spark it needed to burn off the fuel. if the plug wire fell off, it was barely connected, not really making much contact to transfer the spark
Thats exactly what I was thinking. I replaced the spark plugs and it runs great now
I will be using some Lucas fuel/injectior cleaner soon just to make sure.
Thanks for everyones response

Posted:
Mon Aug 16, 2010 5:25 pm
by chilango41
Update.
The reason my car was acting up was because my injector was cracked. I put on a Y8 injector and reset the ecu. Now it runs good again
