2007 FORD FIESTA suspension

204-04-5 Wheels and Tires 204-04-5
DIAGNOSIS AND TESTING
Symptom Possible Sources Action
Wheel bearings worn.
INSTALL new wheel bearings
as necessary. REFER to:
Front Wheel Bearing
(204-01
Front Suspension, Removal
and Installation),
Rear Wheel Bearing (204-02
Rear Suspension, Removal
and Installation).
Suspension components, bushings and ball joints. CHECK or INSTALL new
suspension components as
necessary.
Excessive lateral or radial
runout of wheel or tire. BALANCE
the wheel and tire
assemblies. Using a suitable
dial indicator gauge and
holding fixture, CHECK lateral
and radial
runout of the wheel
and tire assemblies. INSTALL
new wheel and tire assemblies
as necessary. REFER to: (204-
04 Wheels and Tires)
Specifications (Specifications),
Wheel and Tire (Removal and
Installation).
Damaged wheel. I INSPECT the wheel rims for
damage. BALANCE the wheel
and tire assemblies. Using a
suitable dial indicator gauge
and holding fixture, CHECK Wobble or shimmy affecting
wheel
runout
lateral and radial runout of the
wheel and tire assemblies.
INSTALL new wheel and tire
assemblies as necessary.
REFER to: (204-04 Wheels and
Tires)
Specifications (Specifications),
Wheel and Tire (Removal and
Installation).
Front wheel bearing. CHECK or INSTALL new wheel
bearings as necessary.
' REFER to: Front Wheel
Bearing (204-01 Front
Suspension, Removal and
Installation).
Excessive vehicle vibration,
rough steering Suspension components. CHECK or INSTALL new
suspension components as
necessary.
ADJUST the tire
pressure(s). Vehicle vibrations from wheels
and tires
2006.0 Fiesta 1212006 G25362en
Incorrect tire pressure(s).
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204-04-6 Wheels and Tires 204-04-6
DIAGNOSIS AND TESTING
Symptom Possible
Sources Action
Wheel or tire imbalance. BALANCE the
wheel and tire
assemblies.
Uneven tire wear.
,INSTALL a new tire(s) as
necessary.
REFER to: Wheel and Tire
(204-04 Wheels and Tires,
Removal and Installation).
1. Brake disc imbalance. CHECK
the brake disc for
foreign material.
I . Water in tire(s). I . REMOVE the water. I
Bent wheel. INSTALL
a new wheel and tire
assembly.
REFER to: Wheel and Tire
(204-04 Wheels and Tires,
Removal and Installation).
Incorrectly seated tire bead. SPIN the wheel on the vehicle.
EXAMINE the area where the
tire and the wheel meet. If that
section of the tire appears to
waver while being rotated, the
tire bead may not be correctly
seated on the wheel. REMOVE
the tire and CLEAN the bead
seat areas on both wheel and
tire.
Excessive lateral or radial
runout of wheel or tire. BALANCE the
wheel and tire
assemblies. Using a suitable
dial indicator gauge and
holding fixture, CHECK the
lateral and radial
runout of the
wheel and tire assemblies.
INSTALL new wheel and tire
assemblies as necessary.
REFER to: (204-04 Wheels and
Tires)
Specifications (Specifications),
Wheel and Tire (Removal and
Installation).
Foreign material between
wheel mounting face and hub
mounting surface. CLEAN mounting surfaces.
Front wheel bearing. CHECK
or INSTALL new wheel
bearings as necessary.
REFER to: Front Wheel
Bearing
(204-01 Front
Suspension, Removal and
Installation).
2006.0 Fiesta 12/2006 G25362en
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205-0414 Front Drive Halfshafts 205-04-4
DIAGNOSIS AND TESTING
Front Drive Halfshafts
Inspection and Verification 3. If an obvious cause for an observed or reported
concern is found, correct the cause (if possible) c.# '
1. Verify the customer concern. before proceeding
to the next step.
2. Visually inspect for obvious signs of mechanical
or electrical damage.
Symptom Chart - Front Drive Halfshafts
Symptom Chart
Symptom
Possible Sources Action
Clicking, Popping or Grinding
Noises While Turning Inadequate or contaminated INSPECT, CLEAN and
I lubricant in the inner or outer I LUBRICATE as necessary.
I Outer Constant Velocity (CV)
I Joint Boot - in this section.
front drive halfshaft constant
velocity (CV) joint.
REFER to Constant
Velocity (CV) Joint Boot -
Wheel bearings, brakes,
suspension or steering
components.
Another component contacting
front drive halfshaft assembly.
--
INSPECT and REPAIR as
necessary. REFER to
Section 204-00 [Suspension
System
- General Information]
1 206-00 [Brake System -
General Information] I 21 1-00
[Steering System
- General
Information].
INSPECT and REPAIR as
necessary.
- --
Vibration at Highway Speeds
Shudder Vibration During
Acceleration. Out of balance front wheels or
tires. Balance wheels and tires as
necessary.
I Incorrectly seated outer I REPAIR or INSTALL new as I
Out-of-round tires.
constant velocity (CV) joint in necessary.
front wheel hub.
I REFER to Halfshaft LH -
REPAIR or INSTALL new as
necessary.
I I I Halfshaft RH - in this section. I
Excessively high CV joint
operating angles caused by
incorrect ride height. CHECK the ride height,
VERIFY correct spring rate.
CHECK items under Halfshaft
Joint Pullout. REPAIR or INSTALL
new as necessary.
Excessively worn or damaged
I inner or outer front drive half-
- - - - --
2006.0 Fiesta 1212006 G25403en
INSPECT and INSTALL new
as necessary.
shaft constant velocity (CV)
joint. REFER
to Halfshaft LH
-
I Halfshaft RH - in this sectionk 1;
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205-04-5 Front Drive Halfshafts 205-04-5
DIAGNOSIS AND TESTING
Possible Sources Action
Halfshaft Joint Pullout Outer front drive halfshaft INSPECT
and REPAIR or
retainer circlip missing or not
I I INSTALL new as necessary.
Front suspension components
worn or damaged.
correctly seated differential
side. CHECK
for worn bushings or
bent components (front stabil-
izer bar, front suspension lower
arm). REPAIR or INSTALL new
as necessary. REFER to
Section
204-01 [Front
Suspension]. REFER to Halfshaft
LH
-
1 Halfshaft RH - in this section.
Engineltransaxle assembly
misalignment. CHECK engine mounts for
damage or wear. REPAIR or
INSTALL new as necessary.
Frame rail or strut tower out of
position or damaged. CHECK underbody dimen-
sions. REFER to Section
501 -
00 [Body System - General
Information].
-- - --
2006.0 Fiesta 1212006 G25403en
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206-004 Brake System - General Information 206-00-4
DIAGNOSIS AND TESTING
Symptom Chart - -
Symptom
Brakes pull or drift
Possible Sources Action
Worn or damaged brake shoes
or brake pads and linings. INSTALL
new brake shoes or ,
brake pads. REFER to:
Brake Shoes (206-02 Drum
Brake, Removal and Installa-
tion),
Brake Pads (206-03 Front Disc
Brake, Removal and Installa-
tion),
Brake Pads (206-04 Rear Disc Brake, Removal and Installa-
tion).
Abnormal wear or distortion of
brake discs.
INSTALL a new brake discs.
REFER to: Brake Disc (206-04
Rear Disc Brake, Removal
and Installation).
lncorrect rear brake adjust-
ment. PERFORM
a parking brake
cable adjustment. REFER to:
(206-05 Parking Brake and
Actuation)
Parking Brake Cable Adjust-
ment
- Vehicles With: Rear
Drum Brakes (General
Procedures),
Parking Brake Cable Adjust-
ment
- Vehicles With: Rear
Disc Brakes (General
Procedures).
lncorrect wheel alignment
adjustment. PERFORM a
wheel alignment
adjustment.
REFER to: Front Toe Adjust-
ment (204-00 Suspension
System
- General Informa-
tion, General Procedures).
l ncorrect wheel bearing preload
adjustment. ADJUST or INSTALL a new
wheel bearing. REFER to:
Front Wheel Bearing (204-01 Front Suspension, Removal
and Installation),
Rear Wheel Bearing (204-02 Rear Suspension, Removal
and Installation).
2006.0 Fiesta 1212006 G28494en
Unequal air pressure in the
tires. INFLATE the tires to the correct
pressure.
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206-00-6 Brake System - General Information 206-00-6
DIAGNOSIS AND TESTING
Symptom
Vibration when the brakes are
applied Possible
Sources Action
Grease or fluid on the brake
shoes or brake pads; glazed
linings. INSTALL
new brake shoes or
brake pads. REFER to:
i
Brake Shoes (206-02 Drum
Brake, Removal and Installa-
tion),
Brake Pads (206-03 Front Disc
Brake, Removal and Installa-
tion),
Brake Pads (206-04 Rear Disc Brake, Removal and Installa-
tion).
Worn or damaged brake shoes
or brake pads. INSTALL
new brake shoes or
brake pads. REFER to:
Brake Shoes (206-02 Drum
Brake, Removal and Installa-
tion),
Brake Pads (206-03 Front Disc
Brake, Removal and Installa-
tion),
Brake Pads (206-04 Rear Disc
Brake, Removal and Installa-
tion).
Loose caliper mounting
bolt(s). TIGHTEN the caliper mounting
bolt(s). REFER to:
Specifications (206-03 Front Disc Brake, Specifications),
Specifications (206-04 Rear Disc Brake, Specifications).
Insufficient grease on sliding grease
where neces-
parts.
Damaged brake drum contact
surface. REFER to: Brake Drum (206-
02 Drum Brake, Removal and
Installation).
Loose or missing rear wheel
spindle bolts. TIGHTEN or
INSTALL new rear
wheel spindle bolts.
REFER to: Specifications (204-
02 Rear Suspension, Specifications).
Go to Pinpoint Test
C.
2006.0 Fiesta 1212006 G28494en
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206-00-20 Brake System - General Information 206=00-20
DIAGNOSIS AND TESTING
TEST CONDITIONS
DETAILSIRESULTSIACTIONS
F4: BLEED THE BRAKE SYSTEM
rn Check for air in the brake system. Bleed the
brake system. REFER to: (206-00 Brake System
- General lnformation)
Brake System Bleeding (General Procedures),
Brake System Pressure Bleeding (General Procedures)
.
Is the condition still present?
+ Yes
GO to F5.
+ No
Vehicle OK.
F5: CHECK FRONT WHEEL HUB RETAINING NUT
Check the front wheel hub retaining nut for
looseness.
Is the front wheel hub retaining nut loose?
+ Yes
INSTALL a new front wheel hub retaining nut.
REFER to: Specifications (204-01 Front
Suspension, Specifications).
Do not reuse the
frontwheel hub retaining nut.
TEST the system for normal operation.
+ No
CHECK the parking bake adjustment. REFER
to: (206-05 Parking Brake and Actuation)
Parking Brake Cable Adjustment
- Vehicles With:
Rear Drum Brakes (General Procedures),
Parking Brake Cable Adjustment
- Vehicles With:
Rear Disc Brakes (General Procedures).
PINPOINT TEST G
: BRAKE LOCK UP DURING LIGHT BRAKE PEDAL FORCE
TEST CONDITIONS
DETAILSIRESULTSIACTIONS
I GI : ROAD TEST-THE VEHICLE I
Road test the vehicle and apply the brake pedal
lightly.
Do the rear brakes lock up?
+ Yes
GO to G2. GO to Pinpoint Test G.
+ No
Vehicle OK.
2006.0 Fiesta 12/2006 G28494en
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206-00-23 Brake System - General Information 206-00-23
DIAGNOSIS AND TESTING
TEST CONDITIONS DETAILSIRESULTSIACTIONS
H2: CHECK WHEEL BEARING
rn Check for loose front wheel bearings.
Are the front wheel bearings loose?
-, Yes
CHECK the front wheel hub retaining nut.
INSTALL a new front wheel
bearing(s) if worn
or damaged,
REFER to: Front Wheel Bearing (204-01 Front
Suspension, Removal and Installation).
TEST the system for normal operation.
-, No
CHECK the front brake disc(s) for thickness
variances.
REFER to: Specifications (206-03 Front Disc
Brake, Specifications).
INSTALL new components as necessary.
TEST the system for normal operation.
PINPOINT TEST I : BRAKES DRAG
TEST CONDITIONS
DETAILSIRESU LTSIACTIONS
11: CHECK BRAKE BOOSTER
rn Check the brake booster push rod alignment
and pedal travel.
Is the push rod and pedal travel OK?
-+ Yes
GO to 12.
+ No
INSTALL a new brake booster. REFER to:
(206-07 Power Brake Actuation)
Brake Booster
- LHD (Removal and Installation),
Brake Booster
- RHD (Removal and Installation).
TEST the system for normal operation.
2006.0 Fiesta 1212006 G28494en
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