Quote Originally Posted by joshk5145
i would think 12.2 would be normal for an idling engine. does your car have underdrive pulleys? does it kill your battery to the point that you have to get jumped off everytime u go anywhere? i wouldn't mess with it unless it did, just my opinion. but sometimes the voltage regulators go out in the alternators.
Quote Originally Posted by BTEC
WOAH!!! 12's are only normal if ur car is off. its supposed to be mid 13's to low/mid 14'2 at idle. hondas have one big and 1 thick wire at the alternator. make sure the thick wire held dwn by the 10mm nut is tight and not touching the case of the alternator. and make sure the big plug is plugged in. if all thats in tact, ur alternator is more than likely bad. unless u got bad wiring, but unless u had previous issues its unlikely. good luck

Quote Originally Posted by 9ussy
where would the voltage regulator be located??
its inside the alt.