i just bought corolla levin ae101 a few days ago and planning to put a tachometer in it.can someone teach me or give me a link about how to put it in your car..plzz..:cool:
just did some did and tested my DIY VS using 12v batt. everthing is o.k, LED indicator light off when charging and on when fully charged. when removed the power supply (12V battery), the LED remain on... let the VS...