B16, B18, B20
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By hmobeg
#248309 so i took my ecu out opened it up lookrd at it closed ir reinstalled it and now my cel is solid and it wont flash at all and my car now only revs to 4000 and cuts out like a fule cut off can any one help????? :x
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By foxgearshift
#248354 did u remove the battery before taking it out??
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By hmobeg
#248372 no never did with my other car same setup never did that
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By eggman95
#248411 I would unhook the battery for awhile maybe to reset the ECU, or double check your ECU plugs that they are in all the way. :?
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By hmobeg
#248448 did the battery thing no change is there a spec time that it takes to reset itself?
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By TNFBandit
#248478 usually its 10 seconds. did you pull the ECU fuse or just disconnect the battery...its better to pull the fuse
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By foxgearshift
#248561 yeh its better to remove battery then pull the fuse for 10 seconds maybe that will help....

in general u r not suppose to unplug the ecu without removing the battery first this can harm ur ecu, u might get lucky two or three times but eventually it will harm ur ecu