According to the service manual the dealer has to hook it up to bleed the MC after install. Not sure if you could get all the air out the old fashioned way :shrug:
FSM instructions on how to bleed the master cylinder:
4. BLEED MASTER CYLINDER SOLENOID
If the brake master cylinder is disassembled, the brake line is disconnected from the brake master cylinder or if the reservoir becomes empty, bleed the brake master cylinder.
(a) Connect the intelligent tester to the DLC3.
(b) Turn the ignition switch to ON.
(c) Select "ACTIVE TEST" mode on the intelligent
(d) Connect the vinyl tube to the rear brake caliper.
(e) Loosen the bleeder plug.
(f) Select "SRMF" to drive the solenoids and bleed air
from the rear brake caliper (step F).
• Do not depress the brake pedal.
• Keep the brake fluid in the reservoir tank
above the MIN line during the above
• Brake fluid is sent through the pump.
BRAKE – BRAKE FLUID
￼￼• To protect the solenoids, the intelligent tester turns OFF automatically 2 seconds after every solenoid has been turned ON.
(g) Repeat step F until all the air in the brake fluid is bled out.
(h) When the air is completely bled out of the brake fluid through the bleeder plug, tighten the bleeder plug. Torque: 11 N*m (110 kgf*cm, 8 ft.*lbf)
(i) Repeat the above procedures to bleed the other brake line.
(j) Turn the ignition switch to OFF.
(k) Turn the ignition switch to ON.
(l) Clear DTC (see page BC-45).