1966 Mustang Wiring Diagrams

sm66ins1966 Mustang Instrument Panel

Instrument cluster connections, wiper switch, headlamp switch, ignition switch and lighter

 

sm66ign1966 Mustang Ignition, Starting and Charging

Alternator, regulator, solenoid, starter, distributor, plugs, ammeter and starter neutral switch

 

 

sm66ext1966 Mustang Exterior Lighting, Turn Signals and Horns

Schematic

Headlamps, parking lamps, fog lights, horns, headlamp, stop, turn signal and ignition switches, taillights and backup lights

 

sm66int1966 Mustang Interior Lights, Windshield Wiper and Gauges

Schematic

Oil pressure and water temp senders, wipers, washers, water, oil and fuel gauges, instrument panel lights, and interior courtesy lights

 

sm66acc1966 Mustang Accessories

Schematic

Air conditioner, console, heater, emergency flashers, radio, lighter, rally pac, and seat belt warning light

 

sm66ste1966 Mustang Radio Stereo Tape Player

AM stereo tape player and door speakers

 

 

 

sm66pwr1966 Mustang Power Top

Top control switch, motor and pump

4 thoughts on “1966 Mustang Wiring Diagrams

  1. need color codes for hooking up the coil wire and heater motor
    mike — February 5, 2013 5:13 PM

    Very helpful diagrams!!!!!!
    Thanks
    Ted Curtice — April 18, 2013 12:58 PM

    Thank you very helpful diagrams keep up the good work
    Mike Lombardi — June 19, 2013 12:36 PM

    your diagrams are very useful. thanks a lot
    wilhem chua — July 8, 2013 11:59 PM

    Very helpful drawings. Appreciate you posting them.
    Ben Johnson — August 13, 2013 4:56 PM

    Great help to get the instrument panel lights to work.
    anson lee — August 22, 2013 2:23 PM

    very hepful thanks
    rey jurado — November 4, 2013 5:33 PM

    thanks very help full
    craig — December 9, 2013 11:28 AM

    Great Diagrams, thanks!
    AUSTINCARNUT — December 17, 2013 8:07 AM

    Very helpful THANKS alot
    Bill Beasley — December 23, 2013 10:38 AM

    Thank you very much, You help me alot in your wiring & color code in my 1966 Mustang (Thanks Again)
    Alex Leon — January 3, 2014 9:10 PM

    Extremely helpful. Thanks
    Jimmy Woolsey — January 14, 2014 10:14 AM

    These diagrams are very helpful! Thank you!
    Fernando Montemayor — January 16, 2014 12:55 PM

  2. just got a 66 keep plowing the top fuse as soon as key turns on heater lights all work except for the dash lights any thoughts on where to start would be MUCH appreciated

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