Alternator wiring?

170,000 MILES
Avatar
CORTLAN BASIL HICKS
  • MEMBER
  • 1 POST
On the 3-pin connector is there supposed to be two wires or 3 I only have two am I missing a wire or is it correct?
Apr 13, 2025 at 7:37 AM
Advertisement
Avatar
STEVE W.
  • ✓Experienced Mechanic
  • 15,397 POSTS
There should be one heavy wire on a stud that goes to the battery, then a connector with two wires a light green with red that goes to the charge light on the dash and a yellow with white that goes to the battery junction box and acts as the sense wire to tell the alternator to charge.
Apr 13, 2025 at 7:45 AM
Add a reply
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.

Frequently Asked Problems for This Vehicle