1. TKO600 shift pattern: 1 - 3 - 5 across the top. 2 - 4 - R across the bottom. Neutral in the center.

2. Don't know for certain. But my sense would be keep them separate.

3. With the battery connected, the gauge lights should work with the headlight switch in the first and second positions. Make sure the headlight knob is twisted clockwise in order the light the needles. The knob for the Speedhut inverter also needs to be turned up for the backlighting.