How to Install: Posh CDI Unit on Honda Ruckus

DrowSports Grand Axis Swap RuckUs Reading How to Install: Posh CDI Unit on Honda Ruckus 3 minutes Next NEW SITE LAUNCH!

Tools Needed:

  • 10mm & 12mm sockets and ratchet
  • Phillips screwdriver
  • Wire stripper & crimper
  • Pliers
  • Electrical Ring Connectors
  • Soldering Iron
  • Solder
  • 4 zip ties

Preparation:

  1. Remove the seat frame by unbolting the six bolts on the frame, there are three on each side.
  2. Unscrew the four screws on the battery box and remove it, 2 on each side.
  3. Unbolt the eight bolts holding the floor down, 4 bolts with the 10mm and 4 with the 12mm.
  4. Remove the two screws in the front, near the front wheel.
  5. Remove the two screws holding the metal plate clamp in place.
  6. Remove the battery box, floor, and seat frame and set them aside.

Wiring the Unit:

  1. Unplug the battery.
  2. Locate the ignition coil and plug in Posh CDI Sub-harness (Figure 1 & 2).
  3. Remove the yellow with black stripe line from the ignition coil.
  4. Plug in the yellow and black line from the Posh CDI harness back into the coil, this is bypassing the coil wiring with the CDI wiring.
  5. Plug in the blue Posh CDI wire into the OEM blue and yellow wire located in the battery box (Figure 3).
  6. Locate the Ruckus relay block above the battery (Figure 4).
  7. Locate the red with black stripes wire (+) and remove the relay connected to that plug. Using a small pick to remove the pin out of the plug (Figures 5 & 6).
  8. Solder the positive wire from the Posh CDI to the red/black wire you just un-plugged for the relay. (Note: use an extra plug to solder on the relay wire) (Figures 7 & 8).
  9. Once soldered, insert the red and black wire back into the block. The positive connection is now done.
    • Tug on the wire to make sure it’s secure.
  10. Using a ring connector, crimp and solder the ground wire onto the connector (Figure 9 & 10).
  11. Plug in the relay back into the relay block, wiring is now complete.

Mounting the CDI Unit: 12. Apply the sticky pad onto the back of the CDI unit. 13. Stick the CDI unit onto the metal centerpiece adjacent to the battery.

  • Zip tie it to the OEM wires to keep it in place.
  1. Plug in the CDI unit.
  2. Reconnect the battery.
  3. Put everything back on, i.e., battery box, floor, seat frame, and you have installed your Honda Ruckus Posh CDI unit.