2011 FORD KUGA bleed

Action
Possible Sources
Symptom
BLEED the power steering
system.
REFER to:Power Steering
System Vacuum Bleeding (211-
00 Steering System - General
Information, General Proced-
ures).
Power steering fluid aeration.
Power steering system whine
noise – a high pitched buzzing
sound like an electric motor or
drill. Whine occurs at the higher
engine rpm, 1500 - 5000 rpm,
frequency does not change if
system is loaded or not loaded. FLUSH the power steering
system.
REFER to:
Power Steering
System Flushing (211-00
Steering System - General
Information, General Proced-
ures).
Incorrect power steering fluid.
FLUSH the power steering
system.
REFER to:Power Steering
System Flushing (211-00
Steering System - General
Information, General Proced-
ures).
Overheated power steering fluid.
Certain amount of noise level
acceptable, not a safety critical
item.
Hydraulic operating condition of
the power steering pump.
Power Steering Hiss Noise
Test Condition
Listen for steering hiss noise with the vehicle
parked, transmission in neutral and all windows
closed in the following test conditions.
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DIAGNOSIS AND TESTING
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Action
Possible Sources
Symptom
Certain amount of noise level
acceptable, not a safety critical
item.
Steering wheel to shroud interfer-
ence.
Power steering system grinding
noise – an abrasive noise (like
sand paper rubbing against
wood) occurs between moving
components such as steering
wheel and the steering column
shroud. Certain amount of noise level
acceptable, not a safety critical
item.
Steering column bearing.
CHECK if floor covering is
obstructing the steering gear
pinion.
Foreign material in contact with
the steering column shaft.
CHECK the installation of the
floor seal.
CHECK the clockspring and
secure if necessary.
REFER to:Clockspring (501-20
Supplemental Restraint
System, Removal and Installa-
tion).
Clockspring.
Power Steering Zip Noise
Action
Possible Sources
Symptom
Certain amount of noise level
acceptable, not a safety critical
item.
High viscosity of power steering
fluid at low temperature.
Power steering system zip noise
– occurs when hydraulic fluid
does not flow freely through the
power steering pump supply hose
from steering fluid reservoir to
power steering pump causing
cavitation at the pump. Zip is
primarily a cold weather start-up
phenomenon (below -10°C). BLEED the power steering
system.
REFER to:
Power Steering
System Vacuum Bleeding (211-
00 Steering System - General
Information, General Proced-
ures).
Aeration of the power steering
fluid.
Driveline Noise and Vibration
Action
Possible Sources
Symptom
GO toPinpoint Test A.
• Wheel end vibration.
• Engine/transmission.
Shake and vibration while driving
GO toPinpoint Test B.
• Air cleaner.
• Power assisted steering.
• Powertrain.
• Powertrain/drivetrain mounts.
• Exhaust system.
Tip-in moan
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SECTION 206-00 Brake System - General Information
VEHICLE APPLICATION:2008.50 Kuga
PA G E
CONTENTS
SPECIFICATIONS
206-00-2
Specifications ........................................................................\
..............................................
206-00-2
Front Brake Disc Specification ........................................................................\
................
206-00-2
Rear Disc Brake Specification ........................................................................\
................
DESCRIPTION AND OPERATION 206-00-3
Brake System (Overview) ........................................................................\
...........................
206-00-3
Brake System ........................................................................\
.............................................
DIAGNOSIS AND TESTING 206-00-4
Brake System ........................................................................\
.............................................
206-00-4
Inspection and Verification ........................................................................\
..........................
206-00-4
Road Test ........................................................................\
...................................................
206-00-10
Pinpoint Tests ........................................................................\
.............................................
206-00-17
Component Tests ........................................................................\
........................................
206-00-17
Brake System Check ........................................................................\
..................................
206-00-17
Brake Booster Functional Test ........................................................................\
....................
GENERAL PROCEDURES 206-00-20
(12 221 0)
Brake Disc Runout Check ........................................................................\
......
206-00-20
Check ........................................................................\
.........................................................
206-00-22
Component Bleeding ........................................................................\
..................................
206-00-27
Brake System Bleeding ........................................................................\
..............................
206-00-32
(12 154 0;
12 154 4)
Brake System Draining and Filling
.................................................................
206-00-35
Brake System Pressure Bleeding ........................................................................\
...............
206-00-1
Brake System - General Information
206-00- 1
.
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Action
Possible Sources
Symptom
• FILL the reservoir. CHECK thebrake and clutch system for
leaks including brake fluid in
the brake booster.
• Low brake fluid level.
• Pedal goes down fast
• REPAIR the leak. CHECK theentire hydraulic system. FILL
and BLEED the brake system.
REFER to: (206-00 Brake
System - General Information)
Brake System Bleeding (General Procedures),
Brake System Pressure Bleeding (General Proced-
ures),
Component Bleeding (General
Procedures).
• Leak in the hydraulic system.
• CHECK for leaks. BLEED thebrake system. REFER to: (206-
00 Brake System - General
Information)
Brake System Bleeding (General Procedures),
Brake System Pressure Bleeding (General Proced-
ures),
Component Bleeding (General
Procedures).
• Air in the system.
• CARRY OUT a brake discrunout check.
• Brake disc “brake knock back”
(Brake pads push the brake
caliper piston back into the
brake caliper. Caused by
excessive brake disc lateral
runout or loose wheel bear-
ings.)
• INSTALL new brake shoes orbrake pads.
REFER to: Brake Pads (206-03
Front Disc Brake, Removal
and Installation).
• Worn brake shoes or brake
pads.
• GO toPinpoint Test A.
• Worn brake master cylinder
piston cups or scored cylinder
bore.
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Brake System - General Information
206-00- 7
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Action
Possible Sources
Symptom
• BLEED the brake system.REFER to: Brake System
Pressure Bleeding (206-00
Brake System - General
Information, General Proced-
ures).
REFER to: (206-00 Brake
System - General Information)
Brake System Bleeding (General Procedures),
Component Bleeding (General
Procedures).
• Air in the system.
• Pedal eases down slowly
• GO toPinpoint Test B.
• Malfunctioning brake master
cylinder.
• Low engine vacuum (stationary).
• INSTALL new brake shoes orbrake pads.
REFER to: Brake Pads (206-03
Front Disc Brake, Removal
and Installation).
• Worn brake shoes or brake
pads.
• Pedal is low or feels spongy
• CHECK for leaks. BLEED thebrake system. REFER to: (206-
00 Brake System - General
Information)
Brake System Bleeding (General Procedures),
Brake System Pressure Bleeding (General Proced-
ures),
Component Bleeding (General
Procedures).
• Air in the system.
• INSTALL new brake shoes orbrake pads.
REFER to: Brake Pads (206-03
Front Disc Brake, Removal
and Installation).
• Glazed or worn brake shoes or
brake pads.
• Brake lockup during light brake
pedal force
• GO toPinpoint Test C.
• Brake booster.
• Low engine vacuum.
• INSTALL new brake shoes orbrake pads.
REFER to: Brake Pads (206-03
Front Disc Brake, Removal
and Installation).
• Worn brake shoes or brake
pads.
• Excessive or erratic pedal
travel
• CARRY OUT a brake discrunout check.
• Wheel bearings
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Brake System - General Information
206-00- 8
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Action
Possible Sources
Symptom
• INSTALL new brake shoes orbrake pads.
REFER to: Brake Pads (206-03
Front Disc Brake, Removal
and Installation).
• Worn or damaged brake shoes
or brake pads.
• Brake noise
• GO toPinpoint Test E.
• Brake booster.
• GO toPinpoint Test F.
• Brake booster.
• Seized brake pedal pivot.
• Slow or incomplete brake pedal
return
Pinpoint Tests
PINPOINT TEST A : PEDAL GOES DOWN FAST
DETAILS/RESULTS/ACTIONS
TEST CONDITIONS
A1: PRESSURIZE THE SYSTEM
1 Pump the foot brake rapidly five times.
• Does the brake pedal height build up and then hold?
zYe s
CHECK parking brake adjustment and
ADJUST as necessary.
REFER to: Parking Brake Cable Adjustment
(206-05 Parking Brake and Actuation,
General Procedures).
If the condition still exists. BLEED the brake
system. REFER to: (206-00 Brake System -
General Information)
Brake System Bleeding (General Procedures),
Brake System Pressure Bleeding (General
Procedures),
Component Bleeding (General Procedures).
TEST the system for normal operation.
zNo
GO to A2.
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206-00- 10
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DETAILS/RESULTS/ACTIONS
TEST CONDITIONS
A2: CHECK FOR BRAKE SYSTEM LEAKS
1 Check for external brake and clutch system
leaks. Refer to Brake Master Cylinder
Component Test in this procedure.
• Are any leaks present?
zYe s REPAIR as necessary. ADD fluid and BLEED
the brake system. REFER to: (206-00 Brake
System - General Information)
Brake System Bleeding (General Procedures),
Brake System Pressure Bleeding (General
Procedures),
Component Bleeding (General Procedures).
TEST the system for normal operation.
zNo
GO to A3.
A3: PERFORM A BRAKE MASTER CYLINDER BYPASS CONDITION TEST
1 Carry out a brake master cylinder bypass
Condition Test. Refer to the Brake Master
Cylinder Component Test in this procedure.
• Was a concern found?
zYe s INSTALL a new brake master cylinder.
REFER to: Brake Master Cylinder - 2.5L
Duratec (147kW/200PS) - VI5 (206-06
Hydraulic Brake Actuation, Removal and
Installation).
TEST the system for normal operation.
zNo
VERIFY the customer concern.
PINPOINT TEST B : PEDAL EASES DOWN SLOWLY
DETAILS/RESULTS/ACTIONS
TEST CONDITIONS
B1: CHECK THE BRAKE PEDAL OPERATION
1 Depress the brake pedal.
• Does the pedal ease down slowly?
zYe s GO to B2.
zNoRefer to the Brake Master Cylinder
Component Test in this procedure.
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Brake System - General Information
206-00- 11
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DETAILS/RESULTS/ACTIONS
TEST CONDITIONS
B2: CHECK FOR BRAKE SYSTEM LEAKS
1 Check for external brake system leaks.
• Are any leaks present?
zYe s REPAIR as necessary. ADD fluid and BLEED
the brake system. REFER to: (206-00 Brake
System - General Information)
Brake System Bleeding (General Procedures),
Brake System Pressure Bleeding (General
Procedures),
Component Bleeding (General Procedures).
TEST the system for normal operation.
zNo
GO to B3.
B3: PERFORM A BRAKE MASTER CYLINDER BYPASS CONDITION TEST
1 Carry out a brake master cylinder bypass
Condition Test. Refer to the Brake Master
Cylinder Component Test in this procedure.
• Was a concern found?
zYe s INSTALL a new brake master cylinder.
REFER to: Brake Master Cylinder - 2.5L
Duratec (147kW/200PS) - VI5 (206-06
Hydraulic Brake Actuation, Removal and
Installation).
TEST the system for normal operation.
zNo
GO to B4.
B4: CHECK THE BRAKE BOOSTER CHECK VALVE
1 Disconnect the brake booster check valve
vacuum hose at the manifold.
2Blow into the hose attached to the brake booster
check valve.
• Does air pass through the valve?
zYe s INSTALL a new brake booster check valve.
zNoGO to B5.
B5: CHECK THE BRAKE BOOSTER CHECK VALVE VACUUM
1 Run the engine at idle.
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Brake System - General Information
206-00- 12
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