i412-411 2004-2007Yamaha XT660R - PCIII USB - 1

2004-2007 Yamaha XT660RInstallation Instructions

Dynojet Research 2191 Mendenhall Drive North Las Vegas, NV 89081 (800) 992-4993 www.powercommander.com

Parts List1 Power Commander1 USB Cable1 CD-ROM1 Installation Guide1 Power Adapter2 Power Commander Decals2 Dynojet Decals2 Velcro® Strip1 Alcohol Swab

You can also download the PowerCommander software and latest mapsfrom our web site at:

www.powercommander.com

The ignition MUST be turnedOFF before installation!

PLEASE READ ALL DIRECTIONS BEFORE STARTING INSTALLATION

Button Adjustment Display

Faceplate Buttons

USB PortExpansion Port

1 Remove seat.

2 Remove left and right sidecovers.

3 Remove left and right tankcovers.

4 Prop up the back of the fueltank.

5 Locate the connector from themain wiring harness to the injector and uplug this connector (Fig. A).

NOTE: This connector is grey in color.

6 Plug the connectors from thePCIII in-line of the stock wiringharness and throttle body(Fig. B).

7 Locate the throttle position con-nector (TPS) on the right handside of the throttle bodies.(Fig. C). Unplug this connector.

8 Plug the PCIII wiring harnessin-line of the stock TPS andwiring harness.

Fig.

AFi

g. B

Fig.

C

i412-411 www.powercommander.com 2004-2007Yamaha XT660R - PCIII USB - 2

PCIII connectors

Stock connector

Unplug this connector

TPS connector

9 Route the Power Commanderwiring along the frame towardsthe rearof the bike.

10 Attach the ground wire from thePower Commander to the nega-tive side of the battery. (Fig. D)

11 Install the Power Commander inthe trunk using the suppliedVelcro. Make sure to clean bothsurfaces with the supplied alco-hol swab first.

12 Make sure all wires are routedproperly before bolting down thefuel tank and reinstalling theseat

Fig.

D

i412-411 www.powercommander.com 2004-2007Yamaha XT660R - PCIII USB - 3

Ground wire from the PCIII.