:::RHMT::: Real Home Made Turbo

General Category => Hybrid/Tech => Topic started by: walter on May 12, 2015, 08:14:35 PM

Title: Alternator wiring 4 to 3 wire..
Post by: walter on May 12, 2015, 08:14:35 PM

Hi, anyone had wiring diagram for convert OBd1 alternetor 4 wire plug to OBD2 3 wire?

Title: Re: Alternator wiring 4 to 3 wire..
Post by: HiProfile on May 16, 2015, 03:33:14 AM

I didn't know a 3-wire OBD2 existed. All our alternators in the USA have 4 wires since the 90's, only 80's stuff is 3-wire. What color wires do you have?

(https://realhomemadeturbo.com/forum/proxy.php?request=http%3A%2F%2Fff-squad.com%2Ftech%2Falternator%2Falternator.plugs.jpg&hash=b472dd58c5573a4fab12f98379123e0ee974d27f)

Title: Re: Alternator wiring 4 to 3 wire..
Post by: walter on May 18, 2015, 09:32:01 PM

this is the plug 3 wire.

(https://realhomemadeturbo.com/forum/proxy.php?request=http%3A%2F%2Fi522.photobucket.com%2Falbums%2Fw346%2F90civicboy%2F103_0308.jpg&hash=4fecab49cdde5fc118d365803ad4a8c1fd3c2715)

found the solution, i will test if that works.

(https://realhomemadeturbo.com/forum/proxy.php?request=http%3A%2F%2Fi133.photobucket.com%2Falbums%2Fq78%2Fnamelessca%2Fwiring%2Falternatorobd2atoobd1.jpg&hash=e72eb79539173b522bff3badc24047a2711da1c9)

looks like one wire isnt necesary (ELD), need to be disable on ecu.