Civic EG

i have done my swap from auto to manual,now my problem is i dint change my ECU to manual n stay at auto ECU,yes i know there is CEL on,but can i throw the CEL off without change to manual ECU ?
what is the different between auto n manual ECU ? i have drive with auto ECU almost a month seems everything ok,just the CEL keep light on
advice please ~~!!

D15B vtec EG8

i belive with the auto ecu your car will not shift the same.. i mean it will sift but it wont feel the same if you know what i mean.

http://civic-eg.com/viewtopic.php?t=5101

please post once