How to Install a Mustang Dual Color Oil Pressure Gauge - Electrical, Blue/White on your 1979-2015 Mu

Wiring Instructions
Red-12v Accessory power

White- 12v Accessory power

Black- Ground
Orange- 12v Headlight Switched Power
(This is a power source that only gets power when headlights are on)
Green- Connect to "G" terminal on sender

Sender
"Wk" Terminal- Ground
"G" Terminal- Attach green wire from gauge

Wiring Instructions

Red-12v Accessory power

Black-Ground

White- 12v accessory power

Green- Temp Sensor

Orange- Head light switch

(12v Switch power)