Brake Fluid Pump: Service and Repair

REMOVAL
1. REMOVE AIR CLEANER CASE WITH AIR CLEANER HOSE
2. REMOVE MASTER CYLINDER
3. DISCONNECT PRECHARGE PUMP CONNECTOR

4. REMOVE PRECHARGE PUMP ASSEMBLY





a. Remove the 3 bolts and precharge pump assembly.
Torque: 19 Nm (195 kgf-cm, 14 ft. lbs.)





b. Using SST, disconnect the 2 brake lines from the precharge pump.
SST 09751-36011
Torque:
10 mm nut: 15 Nm (155 kgf-cm, 11 ft. lbs.)
12 mm nut: 20 Nm (200 kgf-cm, 15 ft. lbs.)





5. REMOVE PRECHARGE PUMP
a. Remove the 2 nuts, 2 bolts and precharge pump from the pump bracket.
Torque:
Nut: 13 Nm (130 kgf-cm, 9 ft. lbs.)
Bolt: 8.0 Nm (82 kgf-cm, 71 inch lbs.)
b. Remove the 2 holders, 2 collars, 2 washers and 4 cushions.





6. REMOVE MASTER CYLINDER PRESSURE SENSOR
a. Place the precharge pump in a vise with a cloth shown in the illustration on the left.
b. Using 30 mm deeper socket wrench, and remove the master cylinder pressure sensor, O-ring and spacer.
Torque: 81 Nm (830 kgf-cm, 60 ft. lbs.)

INSTALLATION
Installation is in the reverse order of removal.

HINT:
^ After installation, fill the brake reservoir with brake fluid, bleed brake system.
^ Check for fluid leaks.