Nissan Maxima Service and Repair Manual: Brake master cylinder
Exploded View

- Reservoir cap
- Oil strainer (blue)
- Master cylinder assembly
- Brake fluid level switch harness connector
- O-ring
- PBC (Poly Butyl Cuprysil) grease or
silicone-based grease
Removal and Installation
CAUTION:
- Do not to splash brake fluid on painted areas; it may cause
paint damage. If brake fluid is splashed
on painted areas, wash it away with water immediately.
- Refill with new brake fluid.
- Do not reuse drained brake fluid.
NOTE:
When removing components such as hoses, tubes/lines, etc., cap or plug openings
to prevent fluid from spilling.
REMOVAL
- Remove the engine room cover. Refer to EM-23, "Removal and
Installation".
- Remove the air cleaner and air duct. Refer to EM-24, "Removal and
Installation".
- Disconnect the harness connector from the brake fluid level
switch.
- Disconnect master cylinder brake tubes, using a suitable tool.
- Remove master cylinder nuts.
- Remove master cylinder assembly and O-ring.
CAUTION:
Do not reuse O-ring.
INSTALLATION
Installation is in the reverse order of removal.

- Apply silicone grease to brake booster at position (A) as shown, be
sure the O-ring is in proper position when installing master cylinder
to brake booster.
CAUTION:
Do not reuse O-ring.
- Tighten brake tube flare nut to the specified torque using a
suitable
tool. Refer to BR-20, "Hydraulic Circuit".
- Refill the brake hydraulic system with new brake fluid and bleed
air. Refer to BR-16, "Bleeding Brake System".
- If necessary, adjust the brake booster input rod length. Refer to
BR-46, "Brake Booster".
Hydraulic Circuit
Actuator
Master cylinder
Brake booster
Connector A. Union bolt
18.2 N*m (1.9 kg-m, 13 ft-lb)
B. Flare nut M12
22.1 N*m (2.3 kg-m, 16 ft-lb)
C. Flare nut M ...
Exploded View
Master cylinder assembly
Brake booster
Brake pedal
Lock nut
Gasket
Removal and installation
NOTE:
When removing components such as hoses, tubes/lines, etc., cap ...
Other materials:
Power supply and ground circuit
BCM
BCM : Diagnosis Procedure
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are blown.
2. CHECK POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect BCM.
Check voltage between BCM harness connector and ground.
3. CHECK GROUND CIRCUIT
Che ...
SRS air bag system
SRS Configuration
The air bag deploys if the air bag diagnosis sensor unit is activated while
the ignition switch is in the ON orSTART position.The collision modes
for which supplemental restraint systems are activated are different among the
SRS systems.For example, the driver air bag modu ...
Valet hand-off
When you have to leave a key with a valet, give
them the Intelligent Key itself and keep the mechanical
key with you to protect your belongings.
To prevent the glove box and the trunk from being
opened during valet hand-off, follow the procedures
below.
1. Push the trunk cancel switch to t ...