2010-2012 PRO-RIDE RUSH Switchback RMK Service Manual, Page 209Get this manual
Final DriveBrake System 14On combined master cylinders, place the switch pack with the master cylinder onto the handle barTwo smaller screws should be placed on the top and the longest screw is placed on the lower right15Follow the bleeding procedureSee "Brake Fluid ReplacementBleeding" on page 5.1616Test brake system prior to returning vehicle to service
Combined MC Brake Light Switch Replacement
1Remove the screws that hold the master cylinder to the handlebarThis will separate the master cylinder from the switch pack
Brake Hose Routing
Route brake hose over steering block, under right over structure tube, and behind coolant surge tank2Unplug the brake light switch harness from the master cylinder3Replace faulty brake light switch into the master cylinder and route wires correctly4Plug the brake switch back into the harness5Replace the master cylinder to the switch pack and insert the smaller screws on the top, the longest one goes into the lower right side