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Resetting ECU?

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Old 18-Aug-2006, 02:02 AM
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Resetting ECU?

i was wondering is it better to reset my ECU after i put on bolt on's to the car? so that the ECU can recognize it better or is that just a myth i am hearing around?
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Old 18-Aug-2006, 03:00 AM
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myth... your ecu has pre drawn maps... they will adjust according to what the sensors are reading... so if your sensors are working properly, then you should be alright... but, getting your ecu tuned by someone will offer the greatest benefits.
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Old 18-Aug-2006, 09:53 AM
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after every bolt on (even an intake install) I would definately recommend resetting the ecu. The ecu learns how your engine is running and a new bolt on can throw it off a bit. I didn't believe it either untill I fixed my vacuum leak.. it still ran a bit better but not great. So I resetting my ecu and it ran good.
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Old 18-Aug-2006, 10:34 AM
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how do you reset your ecu?
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Old 18-Aug-2006, 01:00 PM
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disconnect the negative terminal for 15-20 seconds with the engine warmed up. Connect it back and start the car and let it idle for 5 minutes.
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Old 18-Aug-2006, 03:00 PM
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disconnecting the negative terminal on the battery or pulling out the ECU fuse?
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Old 18-Aug-2006, 04:08 PM
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i prefer disconnecting the negative terminal as its usually easier to access and saves you from having to look for the proper fuse.
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Old 18-Aug-2006, 09:09 PM
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when they say re-flash your ecu...what the hell that does mean!!! this maybe a noob question!!! but ill ask anyway
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Old 20-Aug-2006, 05:17 PM
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they're are shops that will FLASH your ecu... if you have a high milage car or ecu out of a high milage car and your doing a swap.. id recommend doing this.. it resets the map settings on your ecu back to brand new im pretty sure... your car will run a bit better...... correct me if im wrong ppl or add to my statement, iv never done this
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Old 20-Aug-2006, 05:29 PM
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i have a b16a and still running stock ecu, where can i get that tuned for a reasonable price?
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Old 20-Aug-2006, 05:45 PM
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like iv said iv never done this yet, and where to get it done would be usefull to me as well...... all id do is call around ask a few ppl if they dont do it, then ask them where you can get it done..... if your anywhere near the cities you wont have a hard time..... the nearest city to me is barrie, and iv heard of ppl gettin it done in barrie...... so call around man.. and if you have any info as to what kind of shop does this.... let me know
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Old 20-Aug-2006, 05:59 PM
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well getting your ecu flashed is different than getting your ecu chipped. Our hondas (obd0 and obd1) get the ecus chipped to run a different program, for when you swap in a different engine and don't wanna get the apropriate ecu.
Flashing an ecu is when you reprogram it (not chip it) with special tools used at the dealership.
PM me if you want your obd0/obd1 ecu chipped.
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Old 21-Aug-2006, 03:16 PM
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ahhh i see!!! so basically if you swap in an h22 with p13 no need to reflash...rite? but if you use a p28 you need it reflash? am i rite on this?
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Old 21-Aug-2006, 03:17 PM
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no if you get a p28 you should chip it and use a program such as crome/uberdata to run a basemap on it and tune it a little if you want.
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