The passengers side fan only comes on when the ac is running. Check under the hood and see if the fan on the drivers side is running after the engine gets good and hot.

Vehicle Mazda Miata 2003 Rusefi
Miata fan wiring diagram. System wiring diagrams article text p. Do not re hook up the original secondary fans hot wire. Cooling fan wiring diagram. The base miata has one fan mounted on the left looking forward side of the radiator called the òradiator cooling fanó the radiator cooling fan motor should use 53 65 amps. 2004 system wiring diagrams mazda mx 5 miata air conditioning system wiring diagrams 2004 mazda mx 5 miata mazdaspeed page 1 of 37 06032005. Posted 4 years ago on friday april 1st 2016 by james s.
Fans and fan relay. Ac condenser fan circuit. There all done. The miata has two cooling fans mounted but at least in an ac option car only one of them will turn on based on engine temperature. Share login or create an account to earn points. Here youll also be exposed to the current path voltage and sensor signal.
Miata parallel fan wiring. It may be as simple as a fuse or an unplugged connector. Cooling fans are now controlled by the ecm through the respective module network and using duty cycle control signals. If not you have an electrical problem. Wiring up the miata fans so they run together and a quick update on paint and undercoating. 32 1999 mazda miata for yorba linda miata.
It holds the wire so you can solder it. I put a connector at the other end just where i hooked up to the ac side. Here you will find fuse box diagrams of mazda mx 5 miata 2002 2003 2004 and 2005 get information about the location of the fuse panels inside the car and learn about the assignment of each fuse fuse layout. The experts at mishimoto have created this instructional how to wire a fan do it yourself video guide to help you every step of the way. In this article we consider the second generation mazda mx 5 miata nb produced from 1998 to 2005. Or it could be a bad sensor or broken wiring.
You only need the hot wire. This is necessary for removing the fans to work on the front of the engine. Multi author adsense skipped due to standard ad slot 1 being empty for user id 4. Make sure to check out some of other do it yourself videos to keep your ride out of the shop and out on the track.