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Old 10-02-2009, 03:45 AM   #1
AdRnLn
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Member#: 187335
Join Date: Aug 2008
Location: Canada
Vehicle:
1999 gc8
white

Default Ej20g swap problem!!

so i've just recently finished swapping a version 2 sti motor into my 99 gc. however, when i go to start the car, it idles very rough at around 600-700 rpm and dies out whenever the throttle moves, even slightly. i'm running a stock 6k ecu,brand new ngk bkr6e gp spark plugs. PLEASE HELP MEEE!!!!!!!
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Old 10-02-2009, 08:54 AM   #2
Jaxx
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Chapter/Region: NWIC
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The 93 Imp W/EJ20K
flat black

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vacuum leak
or fuel pressure
or a bad coil
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Old 10-03-2009, 03:36 PM   #3
AdRnLn
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sry noob question, how would i be able to check my fuel pressure? and also, would my maf be a problem aswell?
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Old 10-03-2009, 04:47 PM   #4
beaviscih
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Sold, '04 STi - Sold

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If you can find a pressure gauge and a few barbed fittings at a autoparts store, you can put it in-line on the fuel supply line in the engine bay.

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Old 10-04-2009, 04:01 PM   #5
AdRnLn
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k sounds good, i'll give it a try.
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