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206-09A-I 8 Anti-Lock Control 206-09A-18
REMOVAL AND INSTALLATION
9. Remove the HCU and ABS module support hap the brake tubes to prevent fluid loss bracket lower retaining or dirt ingress. /-
Aplug the HCU ports to prevent fluid loss
or dirt ingress.
N0TE:Make a note of the position of the brake
tubes to aid installation.
Disconnect the brake tubes from the HCU.
Detach the brake tubes from the bulkhead.
7m &AUTION:C~~ the anti-lock brake system
(ABS) module electrical connector and
socket to prevent dirt and fluid ingress.
Disconnect the ABS module electrical
connector.
1. Depress the locking tangs.
2. Release the retainer.
8. Raise and support the vehicle. For additional
information, refer to: (100-02 Jacking and
Lifting)
Jacking (Description and Operation),
Lifting (Description and Operation). 10.
Lower the vehicle.
11. Remove the HCU and ABS module
assembly and the support bracket.
12. Detach the HCU and ABS module assembly
from the support bracket.
2006.0 Fiesta 12/2006 G406272en
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206-09A-19 Anti-Lock Control 206-09A-19
REMOVAL AND INSTALLATION
13. Remove the ABS module.
Installation
I. To install, reverse the removal procedure.
2. Bleed the brake system. For additional
information, refer to:
(206-00 Brake System
= General Information)
Brake System Bleeding (General
Procedures),
Brake System Pressure Bleeding (General
Procedures).
i
2006.0 Fiesta 121~0o6 G406272en
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Page 294 of 1226
206-09A-20 Anti-Lock Control 206-0949-20
REMOVAL AND INSTALLATION
Rear Wheel Speed Sensor(l2 785 0)
Removal
All vehicles
I. Raise and support the vehicle. For additional
information, refer to: (100-02 Jacking and
Lifting)
Jacking (Description and Operation),
Lifting (Description and Operation).
Vehicles with rear drum brakes
2. Detach the wheel speed sensor from the
wheel spindle on both sides.
Vehicles with rear disc brakes
3. Detach the wheel speed sensor from the
wheel spindle on both sides.
4. Detach the wheel speed sensor wiring
harness from the wheel speed sensor wiring
harness support bracket on both sides.
All vehicles
5. Disconnect the wheel speed sensor electrical
connector.
6. Detach the wheel speed sensor support
bracket and wheel speed sensor wiring
harness from the beam axle.
Discard the retaining clips.
2006.0 Fiesta 1212006 GI 83775en
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206-09A-21 Anti-Lock Control 206-09A-21
REMOVAL AND INSTALLATION
7. Detach the wheel speed sensor wiring
harness from the wheel speed sensor
/ 1 support bracket.
Discard the retaining clips.
8. Detach the wheel speed sensor wiring
harness from the beam axle on both sides.
9. Remove the rear wheel speed sensor.
Installation
I. N0TE:lnstall new retaining clips.
To install, reverse the removal procedure.
2006.0 Fiesta 1212006 GI 83775en
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206-09A-22 Anti-Lock Control 206-09A-22
REMOVAL AND INSTALLATION
Rear Wheel Speed Sensor Ring(l2 788 0)
Special Tool(s)
I I Installer, ABS Sensor Ring I
General Eaui~ment
I Soft faced hammer I
Removal
Remove and discard the wheel hub retaining \.
nut.
Vehicles with rear drum brakes
All vehicles
1. Remove the brake drum. 5. Remove and discard the wheel speed sensor
For additional information, refer to: Brake ring
(brake disc shown).
Drum
(206-02 Drum Brake, Removal and
Installation).
Vehicles with rear disc brakes
2. Remove the dust cap.
Installation
All vehicles
1. CAUTIONS:
AMake sure the wheel speed sensor ring 3. Remove the brake disc.
is not knocked, damaged and kept free from
For additional information, refer to: Brake metal
fragments.
Disc
(206-04 Rear Disc Brake, Removal and
Installation).
A~rotect the face of the wheel speed
sensor ring with a non-ferrous flat block to
4. Remove the wheel hub.
prevent damage.
AMake sure the wheel hub or brake drum
is adequately supported and do not allow
it
to rest on the wheel studs. f
AMake sure the wheel speed sensor ring ''- '
is pressed on slowly and squarely until fully
seated.
ADO not exceed a maximum load of 10 kN.
2006.0 Fiesta 1212006 GI 83776en
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Page 297 of 1226

Anti-Lock Control
REMOVAL AND INSTALLATION
Using the special tool, install a new wheel Using
a soft faced hammer and a wooden
/ speed sensor ring (brake disc shown). block,
install the dust cap.
Vehicles with rear disc brakes
2. CAUTIONS:
AAvoid any impact on the wheel speed
sensor ring.
n~ake sure the wheel speed sensor ring
is clean.
A~void any contact between the wheel
, speed sensor ring and a magnetic surface.
( , A~otate the hub assembly 10 times
counterclockwise when tightening the wheel
hub retaining nut to prevent damage to the
wheel bearing.
Vehicles with rear drum brakes
5. CAUTIONS:
AAvoid any impact on the wheel speed
sensor ring.
AMake sure the wheel speed sensor ring
is clean.
AAvoid any contact between the wheel
speed sensor ring and a magnetic surface.
Install the brake drum.
For additional information, refer to: Brake
Drum (206-02 Drum Brake, Removal and
Installation).
N0TE:lnstall a new wheel hub retaining nut.
Install the wheel hub.
3. Install the brake disc.
For additional information, refer to: Brake
Disc (206-04 Rear Disc Brake, Removal and
Installation).
4.
N0TE:lf the dust cap is damaged a new dust
cap must be installed.
2006.0 Fiesta 1212006 GI 83776en
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206-09A-24 Anti-Lock Control 206-0944-24
REMOVAL AND INSTALLATION
Front Wheel Speed Sensor(l2 784 0)
Removal Remove the wheel speed sensor bolt. (.
1. Remove the wheel and tire.
For additional information, refer to: Wheel
and Tire
(204-04 Wheels and Tires, Removal
and Installation).
2. Detach the fender splash shield from the
wheelhouse assembly.
3' &AUTION:M~~~ sure that the area around
the component is clean and free of foreign
material.
I. Detach the wheel speed sensor electrical
connector from the wheelhouse assembly.
2. Disconnect the wheel speed sensor electrical
connector. 5.
N0TE:Make sure that
all openings are sealed.
N0TE:Note the position of the component before
removal.
Remove the wheel speed sensor.
Installation
&AUTION:M~~~ sure that the wheel speed
sensor cable is not twisted and correctly
located.
N0TE:Make sure that the sensor housing is clean
and free of foreign material.
N0TE:Make sure that the sensor is installed in the
same location as when removed.
4m ~CAUTION:M~~~ sure that the area around To
install, reverse the removal procedure.
the component is clean and free of foreign
material.
2006.0 Fiesta 1212006 G913895en
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206-09B-1 Anti-Lock Control - Traction Control 206-09B-1
SECTION 206-09B Anti-Lock Control - Traction Control
VEHICLE APPLICATION:2006.0 Fiesta
CONTENTS PAGE
SPECIFICATIONS
Specifications
........................................................................\
.............................................. 206-09B-2
DIAGNOSIS AND TESTING
Anti-Lock Control
- Traction Control.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206-09B-3
REMOVAL AND INSTALLATION Rear Wheel Speed Sensor Ring
............................................................ ....... (1 2 788 0) 206-098-4
Rear Wheel Speed Sensor .............................................. ............................... (12 785 0) 206-09B-5
Hydraulic Control Unit (HCU)
........................................................................\
.................... 206-098-6
Anti-Lock Brake System (ABS) Module.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206-09B-7
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