2

INSTALLATION INSTRUCTIONS

1. Connect the 3-pin harness to the 2-step and connect the Black wire to the good engine or chassis

ground.

2. Disconnect the 2-pin connectors from each of the eight ignition coils.

3. Connect all eight of the 2-pin male connectors from the MSD harness into the factory coil connectors.

4. Plug the 8-pin connector with the single Red wire from the 2-Step to the connector with Black wires.

5. Turn the key to the On position - do NOT start the engine. Look at the LED on the 2-Step:

LED On - This confirms that the wiring is correct and you can move to step 6 (Figure 1).

LED Off - The wiring is different for this application and needs to be changed. Turn the key Off, plug the

8-pin connector with the eight Gray wires into the connector with the single Red wire (Figure 2).

6. Connect the 8-pin harness with the tan wires to the remaining connector on the harness.

7. Connect all eight of the female 2-pin connectors from the MSD harness into the factory coils.

GROUND

ACTIVATION

WIRES

WHITE BLUE

BLUE

ACTIVATES

WITH 12 VOLTS

OR GROUND

TAN

RED

GRAY

BLACK

STEP 4

STEP 3

STEP 2

Figure 1 Wiring the 2-Step Launch Control.