Subaru Legacy 2004 Service Manual page 2959

4. Front ABS Wheel Speed Sen-
sor
A: REMOVAL
1) Disconnect the ground cable from battery.
2) Disconnect the ABS wheel speed sensor con-
nector located next to the front strut mounting
house in engine compartment.
3) Separate the sensor connector and vehicle se-
curing clip. Apply force in the direction of (2) to un-
lock the pawl, and then slide the connector in the
direction of (3). Pull out the connector to the tire
side from grommet hole.
CAUTION:
Clip would break when removing the clip with-
out separating sensor connector and clip.
(1)
(2)
(1) Pawl
4) Remove the sensor harness bracket.
(1)
(2)
(1) To front ABS wheel speed sensor connector
(2) Sensor harness bracket
5) Remove the bolts which secure sensor harness
to front strut.
6) Remove the front ABS wheel speed sensor from
housing.
CAUTION:
• Be careful not to damage the sensor portion.
Front ABS Wheel Speed Sensor
(3)
ABS00434
ABS00386
ABS-13
• Do not apply excessive force to the sensor
harness.
B: INSTALLATION
Install in the reverse order of removal.
Tightening torque:
Sensor:
"
7.5 N m (0.76 kgf-m, 5.5 ft-lb)
Bracket:
"
33 N m (3.3 kgf-m, 24 ft-lb)
CAUTION:
Be careful not to damage the sensor portion.
NOTE:
• Check the identification (mark) on the harness to
make sure that no warp exists. (RH: K1 (White),
LH: K2 (Yellow))
• Check if the harness is not pulled and does not
come in contact with the suspension or body during
steering wheel effort.
C: INSPECTION
1. INSPECTION WITH SUBARU SELECT
MONITOR
1) Connect the Subaru Select Monitor to data link
connector.
2) Select {Current Data Display & Save}. Check if
the speed indicated on the display change in re-
sponse to the speedometer reading during acceler-
ation/deceleration when the steering wheel is in the
straight-ahead position.
3) If the speed indicated on the display does not
change, check the ABS wheel speed sensor. <Ref.
to ABS-13, ABS WHEEL SPEED SENSOR, IN-
SPECTION, Front ABS Wheel Speed Sensor.>
2. ABS WHEEL SPEED SENSOR
1) Check the pole piece of the ABS wheel speed
sensor for foreign particles or damage. If neces-
sary, clean the pole piece or replace the ABS wheel
speed sensor.
ABS
ABS00387