suspension FORD FIESTA 2007 User Guide

204-00-4 Suspension System - General Information 204-00-4
DIAGNOSIS AND TESTING
Suspension System
I I Alignment Pins, Subframe I
lnspection and Verification
Mechanical
Wheel knuckles
Tie-rod ends
Front suspension lower arm ball joints
Front suspension lower arm bushings
Front strut and spring assemblies
Front stabilizer bar and connecting links
Rear springs
Rear shock absorbers
Rear suspension beam axle and bushings
1.
Verify the customer concern.
I
2. Visually inspect for obvious signs of mechanical
damage.
3. If an obvious cause for an observed or reported Visual Inspection Chart concern is found, correct the cause (if possible)
I I Wheels and tires
Mechanical
Tire pressure(s)
Symptom Chart
before proceeding to the next step.
4. If the cause is not visually evident, verify the
symptom and refer to the Symptom Chart.
Symptom Chart
Symptom
Drift left or right
Possible Sources Action
Steering System (Diagnosis
and Testing),
Steering System
- 1.6L
Duratorq-TDCi (DV) Diesel
(Diagnosis and Testing).
Vehicle attitude incorrect (front
or rear is high or low).
Steering gear or linkage worn
or damaged.
I Brake system. I CHECK the brake system. I
CHECK for abnormal loading,
spring sag or non-standard
springs.
CHECK the steering system.
REFER to: (21 1-00 Steering
System
- General Information)
REFER to: Brake System (206-
00 Brake System
- General
Information, Diagnosis and
REFER to: Specifications (204-
'!
00 Suspension System -
i
General Information,
Specifications).
Incorrect wheel alignment.
2006.0 Fiesta 1212006 GI 49885en
Testing).
ADJUST the wheel alignment. ,'-
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204-00-5 Suspension System - General Information 204-00-5 --
DIAGNOSIS AND TESTING
Symptom Possible
Sources -
l ncorrect front crossmem ber
alignment.
Action
Using the special tool, CHECK
the front crossmember align- ment.
Worn front wheel bearings. CHECK
the wheel bearings.
REFER to: Wheel Bearing
lnspection (204-00 Suspen-
sion System
- General
Information, General Proced-
ures).
I Wheels and tires. I . GO to Pinpoint Test A. I
Steering wheel off-center Vehicle attitude incorrect (front
or rear is high or low).
Tracks incorrectly CHECK for abnormal loading,
spring sag or non-standard
springs.
-
Steering gear or linkage worn
or damaged. CHECK the steering system.
REFER to: (21 1-00 Steering
System
- General Information)
Steering System (Diagnosis and Testing),
Steering System
- 1.6L
Duratorq-TDCi (DV) Diesel
(Diagnosis and Testing).
Suspension lower arm ball
joint. CARRY
OUT the Ball Joint
lnspection component test in
this procedure.
lncorrect wheel alignment. ADJUST
the wheel alignment.
REFER to: Specifications (204-
00 Suspension System
-
General Information,
Specifications).
lncorrect front suspension toe,
castor or camber angles. CHECK
the wheel alignment.
REFER to: Specifications (204-
00 Suspension System
-
General Information,
Specifications).
INSTALL new suspension
components as necessary.
~ncorrecGar suspension toe
or camber angles. CHECK
the wheel alignment.
REFER to: Specifications (204-
00 Suspension System
-
General Information,
Specifications).
INSTALL new suspension
components as necessary.
2006.0 Fiesta 1212006 Gl49885en
Front or rear suspension
damage. INSTALL new
suspension
components as necessary.
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204-00-6 Suspension System - General Information 204-00-6
DIAGNOSIS AND TESTING
Possible Sources Action
Front strut
and spring assem-
blies.
Front stabilizer bar, connecting
links or bushings.
Front suspension lower arm
bushings.
- -
Rear suspension bushings.
Rear shock absorbers.
--
I Front strut and spring assembly
or rear shock absorber and
spring upper mounting bolts or
nuts loose or broken.
1 Shock absorbers leaking
Shock absorber performance
incorrect
I Stabilizer bar components
' Strut and spring assembly and
springs
Springs moving on spring
upper or lower seats
Suspension bushings
Lower arm ball joint CARRY OUT
the Strut or
Shock Absorber Testing
component test in this
procedure.
CHECK and INSTALL new
suspension components as
necessary.
REFER to: Front Strut and
Spring Assembly (204-01
Front Suspension, Disas-
sembly and Assembly).
CHECK and INSTALL new
suspension components as
necessary. REFER to: (204-01
Front Suspension)
Front Stabilizer Bar Bushing
(Removal and Installation),
Front Stabilizer Bar (Removal
and Installation).
INSTALL a new lower arm.
REFER to: Lower Arm (204-01
Front Suspension, Removal
and Installation).
CHECK and INSTALL new
components as necessary.
CARRY OUT the Strut or
Shock Absorber Testing
component test in this
procedure.
CHECK and INSTALL new
suspension components as
necessary.
GO to Pinpoint Test B.
GO to Pinpoint Test B. I
GO to Pinpoint Test B.
GO to Pinpoint Test B. I
GO to Pinpoint Test B.
GO to Pinpoint Test B. ' '
GO to pinpoint Test B. I
GO to Pinpoint Test B. I
2006.0 Fiesta 1212006 G149885en
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204-00-7 Suspension System - General Information 204-00-7
DIAGNOSIS AND TESTING
Possible Sources Action
1. Worn front wheel bearings I GO to Pinpoint Test B. I
I Wheels and tires I GO to Pinpoint Test B. I
Front or rear suspension
damage. CHECK and INSTALL new
suspension components as
necessary.
lncorrect wheel alignment. ADJUST the wheel alignment.
REFER to: Specifications (204-
00 Suspension System
-
General Information,
Specifications).
Damaged or worn front wheel
bearings. CHECK
the front wheel bear-
ings.
REFER to: Wheel Bearing
Inspection (204-00 Suspen-
sion System
- General
Information, General Proced-
ures).
Wheels and tires. CHECK the tires. BALANCE or
INSTALL new tires as neces-
sary.
I Incorrect wheel alignment. I ADJUST the wheel alignment.
REFER to: Specifications (204-
00 Suspension System
-
General Information,
Specifications).
Steering gear or linkage worn
or damaged. CHECK the steering system.
REFER to: (2
11 -00 Steering
System
- General Information)
Steering System (Diagnosis
and Testing),
Steering System
- I .6L
Duratorq-TDCi (DV) Diesel
(Diagnosis and Testing).
Front strut and spring assem-
1 blies. CARRY OUT
the Strut or
Shock Absorber Testing
component test in this
procedure.
CHECK and INSTALL new
suspension components as
necessary.
REFER to: Front Strut and
Spring Assembly (204-01
Front Suspension, Disas-
sembly and Assembly).
2006.0 Fiesta 1212006 G149885en
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204-00-8 Suspension System - General Information 204-00-8
DIAGNOSIS AND TESTING
Symptom Possible
Sources Action
Pinpoint Tests
Damaged front suspension
lower
arm(s).
PINPOINT TEST A : DRIFT LEFT OR RIGHT
TEST CONDITIONS
DETAILSIRESU LTSIACTIONS
INSTALL a new lower arm(s).
REFER to: Lower Arm (204-01
Front Suspension, Removal
and installation).
I
A WARNING:To avoid personal injury due to the loss of vehicle control, the inspection should
be carried out by two people to maintain safe driving conditions. Adequate grip should
always be maintained oh the steering wheel. Failure to follow these instructions may result
in personal injury.
N0TE:The following conditions must be met when evaluating the vehicle.
N0TE:The tire swapping procedures are for bi-directional rotating tires only.
Al: SWAP THE FRONT WHEEL AND TIRE ASSEMBLIES
Raise and support the vehicle. REFER to: (1 00-
02 Jacking and Lifting)
Jacking (Description and Operation), Lifting (Description and Operation).
- Swap the front left-hand wheel and tire
assembly with the front right-hand wheel and
tire assembly.
- Road test the vehicle.
Does the vehicle drift?
+ Yes
GO to A2.
+ No
Vehicle condition corrected.
2006.0 Fiesta 12/2006 G149885en
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204-00-9 Suspension System - General Information 204-00-9
DIAGNOSIS AND TESTING
TEST CONDITIONS DETAILSIRESU LTSIACTIONS
2006.0 Fiesta IZIZOO~ GI 49885en
A2: SWAP THE REAR WHEEL AND TlRE ASSEMBLIES
Raise and support the vehicle. REFER to: (1 00-
02 Jacking and Lifting)
Jacking (Description and Operation), Lifting (Description and Operation).
- Swap the rear left-hand wheel and tire
assembly with the rear right-hand wheel and
tire assembly.
- Road test the vehicle.
Does the vehicle drift?
-+ Yes
GO to A3.
+ No
Vehicle condition corrected.
A3: SWAP THE LEFT-HAND WHEEL AND TlRE ASSEMBLIES -
Raise and support the vehicle. REFER to: (1 00-
02 Jacking and Lifting)
Jacking (Description and Operation), Lifting (Description and Operation).
- Swap the front left-hand wheel and tire
assembly with the rear left-hand wheel and
tire assembly.
- Road test the vehicle.
Does the vehicle drift?
-+ Yes
GO to A4.
+ No
Vehicle condition corrected.
A4: SWAP THE RIGHT-HAND WHEEL AND TlRE ASSEMBLIES
Raise and support the vehicle. REFER to: (1 00-
02 Jacking and Lifting)
Jacking (Description and Operation),
Lifting (Description and Operation).
- Swap the front right-hand wheel and tire
assembly with the rear right-hand wheel and
tire assembly.
- Road test the vehicle.
Does the vehicle drift?
-+ Yes
GO to A5.
-+ No
Vehicle condition corrected.
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204-00-1 0 Suspension System - General Information 204-00-1 0
DIAGNOSIS AND TESTING
TEST CONDITIONS DETAILSIRESU LTSIACTIONS
I A5: SWAP THE FRONT LEFT-HAND WHEEL AND TIRE ASSEMBLY I/
assembly with the rear right-hand wheel and
tire assembly.
- Road test the vehicle.
rn Raise and support the vehicle.
- Swap the front left-hand wheel and tire
I Does the vehicle drift?
(..
I - zhicle condition corrected.
A7: INSTALL NEW TIRES
Raise and support the vehicle. REFER to: (1 00-
02 Jacking and
Lifting)
Jacking (Description and Operation),
Lifting (Description and Operation).
- Swap the front right-hand wheel and tire
assembly with the rear left-hand wheel and
tire assembly.
- Road test the vehicle.
Does the vehicle drift?
- Yes
GO to
A7.
- No
Vehicle condition corrected.
I N0TE:lnstalI new tires only once.
rn Install new tires to the four road wheels. TEST
the system for normal operation.
Does the vehicle drift?
-+ Yes
Verify possible sources, refer to the Symptom
Chart.
- No
Vehicle condition corrected.
2006.0 Fiesta 1212006 G149885en
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204-00-1 I Suspension System - General Information 204-00-1 I
DIAGNOSIS AND TESTING
PINPOINT TEST B : EXCESSIVE NOISE
1 TEST CONDITIONS DETAILSIRESU LTSIACTIONS
2006.0 Fiesta 1212006 Gl49885en
B1: INSPECT ALL STRUT AND SPRING ASSEMBLY AND SHOCK ABSORBER MOUNTING BOLTS
AND NUTS
lnspect the strut and spring assembly and shock
absorber mounting bolts and nuts.
Are the mounting bolts or nuts loose or
broken?
+ Yes
TIGHTEN or INSTALL new mounting bolts
and nuts. REFER to:
Specifications (204-0 1 Front Suspension, Specifications),
Specifications (204-02 Rear Suspension,
Specifications).
-, No
GO to B2.
B2: INSPECT THE STRUT AND SPRING ASSEMBLIES AND SHOCK ABSORBERS FOR LEAKS - --
N0TE:Make sure that the oil is not from another
source.
lnspect the strut and spring assemblies and
shock absorbers for signs of oil
weepage or
leaks. Refer to
weepage and leakage conditions
in the Strut or Shock Absorber Testing
component test in this procedure.
Are the struts or shock absorbers leaking?
+ Yes
INSTALL new struts or shock absorbers as
necessary. REFER to:
Front Strut and Spring Assembly (204-01 Front
Suspension, Removal and
Installation),
Rear Shock Absorber (204-02 Rear Suspension,
Removal and Installation).
+ No
GO to B3.
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204-00-1 2 Suspension System - General Information 204-00-12
DIAGNOSIS AND TESTING
TEST CONDITIONS DETAILSIRESULTSIACTIONS
1 83: INSPECT THE SPRINGS AND STABILIZER BAR(S) I
lnspect the springs and stabilizer bar(s) for
damage.
Are the springs or stabilizer bar(s) damaged?
-+ Yes
INSTALL new springs or stabilzer bar(s).
REFER to:
Front Strut and Spring Assembly (204-01 Front Suspension, Disassembly and Assembly),
Front Stabilizer Bar (204-01 Front Suspension,
Removal and Installation),
Spring (204-02 Rear Suspension, Removal and
Installation).
I B4: INSPECT THE SUSPENSION BUSHINGS I
lnspect the suspension bushings for excessive
wear or damage.
Are the bushings worn or damaged?
-+ Yes
INSTALL new components as necessary.
REFER to:
Front Stabilizer Bar Bushing (204-01 Front Suspension, Removal and lnstallation),
Lower Arm (204-01 Front Suspension, Removal
and Installation),
Front Strut and Spring Assembly (204-01 Front
Suspension, Removal and lnstallation),
Rear Shock Absorber (204-02 Rear Suspension,
Removal and lnstallation),
Trailing Arm Bushing (204-02 Rear Suspension,
Removal and Installation).
Carry out the Ball Joint Inspection component
test in this procedure.
Is the lower arm ball joint or gaiter damaged?
-+ Yes
INSTALL a new lower arm.
REFER to: Lower Arm (204-01 Front
Suspension, Removal and lnstallation).
2006.0 Fiesta iz1~006 GI 49885en
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204-00-1 3 Suspension System - General Information 204-00-1 3
DIAGNOSIS AND TESTING
TEST CONDITIONS DETAILSIRESU LTSIACTIONS
B6: INSPECT THE WHEEL BEARINGS
rn Check the wheel bearings.
REFER to: Wheel Bearing Inspection (204-00
Suspension System
- General Information,
General Procedures).
Are the wheel bearings damaged?
-+ Yes
INSTALL a new wheel bearing(s). REFER to:
Front Wheel Bearing (204-01 Front Suspension,
Removal and Installation),
Rear Wheel Bearing (204-02 Rear Suspension,
Removal and Installation).
-+ No
GO to B7.
B7: INSPECT THE WHEELS AND TIRES
rn Check the tires for uneven wear.
Is there uneven tire wear?
-+ Yes
REFER to the symptom chart.
-, No
GO to B8.
B8: INSPECT THE STRUT AND SPRING ASSEMBLY AND REAR SUSPENSION SPRING INTERFACE
Loosen the strut and spring assemblies and
shock absorbers top and bottom mounting bolts
and nuts. Tighten the mounting bolts and nuts.
REFER to:
Specifications (204-01 Front Suspension, Specifications),
Specifications (204-02 Rear Suspension,
Specifications).
- Carry out a road test.
REFER to:
RoadIRoller Testing (1 00-00
General Information, Description and Oper-
ation).
Is the concern still evident?
-+ Yes
GO to B9.
-+ No
Vehicle condition corrected.
B9: INSPECT THE STRUT AND SPRING ASSEMBLIES AND SHOCK ABSORBER COMPONENTS
rn Check that the spring is correctly located on the
spring seat and has not moved.
2006.0 Fiesta 1212006 G149885en
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