Ford Fusion: Hydraulic Brake Actuation / Brake Master Cylinder. Removal and Installation
Removal
NOTE:
Removal steps in this procedure may contain installation details.
All vehicles
-
NOTICE:
Before removing the master cylinder, relieve the
vacuum in the brake booster or the master cylinder O-ring seal may be
drawn into the brake booster, causing brake booster failure and
increased brake pedal effort.
Fully apply and release the brake pedal 5 times.
-
Disconnect the battery.
Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
1.5L EcoBoost (118kW/160PS)/2.5L Duratec (125kW/170PS)
-
Disconnect the brake fluid level sensor electrical connector and detach the brake tube retainer.
2.0L EcoBoost (184kW/250PS) - MI4/2.7L EcoBoost (238kW/324PS)
-
Disconnect the brake fluid level sensor electrical connector and detach the wiring retainers.
Torque:
18 lb.ft (25 Nm)
All vehicles
NOTE:
2.0L EcoBoost engine shown
-
NOTICE:
If the brake fluid is spilled on the paintwork,
the affected area must be immediately washed down with cold water.
NOTICE:
Make sure that all openings are sealed.
Disconnect the brake tube fittings.
Torque:
18 lb.ft (25 Nm)
-
NOTE:
Make sure that the master cylinder-to-booster seal is removed with the master cylinder.
Remove the nuts and the brake master cylinder. Discard the nuts.
Torque:
18 lb.ft (25 Nm)
Installation
-
To install, reverse the removal procedure.
-
-
If a new brake master cylinder has been installed, bleed the master cylinder.
Refer to: Component Bleeding (206-00 Brake System - General Information, General Procedures).
-
If the brake master cylinder was removed to access other components, bleed the brake system.
Refer to: Brake System Pressure Bleeding (206-00 Brake System - General Information, General Procedures).
Materials
Name
Specification
Motorcraft® DOT 4 LV High Performance Motor Vehicle Brake FluidPM-20
WSS-M6C65-A2
Removal
NOTICE:
If the brake fluid is spilled on the paintwork, the affected area must be immediately washed down with cold water...
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTICE:
Do not service the brake pedal or brake booster
without first removing the stoplamp switch...
Other information:
Some state and provincial and local
governments may have
Inspection/Maintenance (I/M) programs
to inspect the emission control equipment
on your vehicle. Failure to pass this
inspection could prevent you from getting
a vehicle registration.
If the service engine soon
indicator is on or the bulb does
not work, your vehicle may need
service...
B0072:11, B0072:12, B0072:13 and B0072:1A
Refer to Wiring Diagrams Cell 46 for schematic and connector information.
Normal Operation and Fault Conditions
The RCM continuously monitors the passenger seatbelt anchor pretensioner circuits for the following faults:
Resistance out of range
Unexpected voltage
Short to ground
Faulted passenger seatbelt anchor pretens..