1998-2001 VFRness installation instructions

Overview:

Installing the VFRness is as easy as it could be. You will need the following tools:

  • Allen wrench for body panels
  • Small 8mm socket on extension(or a nutdriver) for the R/R bolt(just one)
  • 10 mm socket or wrench for the battery

The following items must be removed:

  • Seat
  • 4 Allen Head bolts securing the rear body panel
  • 2 bolts on the battery (always start and end with the ground wire)

Prepping the bike:

1. Remove the seat and set aside

2. Remove the battery cover by pulling on the 2 black plastic nubs and set aside

3. Remove the ground cable bolt(right side) from the battery using the 10mm socket. Watch to be sure the nut in the battery terminal doesn’t fall somewhere. Flex the negative cable aside, so it is out of the way.

4. Remove the positive cable bolt(watch the nut again)

5. Remove the battery from the tray and set aside

6. Remove the 30 amp fuse from the main holder in front of the battery and the 20 amp fuse from the VFRness.

7. Remove the 4 allen screws securing the rear fairing, and slide the fairing back far enough to expose the R/R on the left side of the bike.

8. Locate the R/R. It has fins, and is bolted to the outside of the rear subframe. Remove the 8mm bolt at the front of the R/R…we will be putting a wire under here.

9. Follow the wires from the R/R to the plastic connector. This is usually located inside a clear rubber boot.

10. Push the rubber boot away from the connector, and disconnect the connector by push down on the locking tab while pulling them apart.

Installing the VFRness:

1. Lay out the VFRness. Note the end with the connectors that look like the R/R connector. Check to be sure they match the connections on the bike. There is a male and a female connector, they only fit one way.

2. Starting with the fuse end of the VFRness, feed it through the frame and locate it next to the existing main fuse holder.

3. Curve the VFRness to follow the contour along the outside bottom of the battery tray.

4. From the left side of the bike, route the + battery connection to the general vicinity of the main battery cable.

5. Reinstall the battery in its tray, and test that the positive cables both reach the battery terminal. Go ahead and bolt it down now, main cable on the bottom, VFRness cable on top. Do not install the negative cable at this time.

6. On the R/R side of the bike, connect the R/R connectors to the VFRness connectors.

7. Reinstall the R/R bolt, with the ground loop (green wires) under it and tighten.

8. Carefully tuck the Relay and wires against the frame. There isn’t a particular place they need to be, just close enough that they won’t interfere with the body panel.

9. Reinstall the negative cable(but not the battery cover yet)

10. Install the supplied 20 amp fuse in VFRness and in the OEM fuseholder as well.

Testing:

1. First test the battery voltage with the bike off. It should be 12.5-13.2. If it is lower, charge your battery before testing.

2. With the key on, test the voltage at the accessory wire(2000-2001 only). It should match battery voltage.

3. Start the bike, and retest the voltage, you should have around 13.5-14.5 at idle.

4. Increase the RPM to 5,000 RPM, and test at 5,000 RPM. You should have 14.1-14.7 volts.

5. Retest the voltage at the accessory wire(2000-2001 only). It should match charging voltage now.

6. Try different RPMs and various lights on/off….make sure the voltage doesn’t vary widely from 1500-5,000 RPM

Reinstall the battery cover, seat, and fairing.

Assuming you made it this far, congratulation on the installation of your VFRness. You can now rest easier knowing that you have removed the kinks and false readings that have caused so many owners incredible grief and problems. If charging system problems remain please contact me for help.

Joshua Tilton

aka Tightwad

tilton@gmail.com

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