TOYOTA LANDCRUISER INTERIOR

I Am Installing A Remote Start Alarm To My Diesel Land Cruiser. Where Do I Connect The Tach Wire

The Engine Image (light) Comes On As I Drive.

Factory Stereo And Speakers Are Installed And Wiith The Stereo On And The Vehicle Engine Running, I Hear A Hum Through All The Speakers....

The Acceleration Pedal Position Sensor Wire Colors Needed.