Brake Force Regulator
- Remove one front wheel.
- Remove one rear wheel.
- Connect one high pressure meter in front axle brake circuit. See Fig 1
.
- Bleed high pressure meter.
- Connect second high pressure meter on rear wheel brake bleeder screw.
- Bleed that meter.
- Operate brake pedal firmly at least 5 times and press down with a pedal prop.
- Up to a pressure of 355 psi (25 bar) both high pressure meters should display the same value. Ascending from 355 psi (25 bar) the pressure of the rear brake cylinder should drop according to the diagram. Inlet pressure is front axle pressure. Outlet pressure is rear axle. See Fig 2
.
- If measured values deviate from specified values, replace the brake force regulator. See BRAKE FORCE REGULATOR
article under REMOVAL & INSTALLATION.
Courtesy of BMW OF NORTH AMERICA, INC.
Courtesy of BMW OF NORTH AMERICA, INC.