Subaru Legacy (2005 year). Service manual — part 778

VEHICLE DYNAMICS CONTROL
(VDC)

VDC

Page

1.

General Description . . . . . . . . . . . . . . . . . . . . . 2

2.

VDC Control Module and Hydraulic Control Unit (VDCCM&H/U) . . . ...7

3.

ABS Sequence Control . . . . . . . . . . . . . . . . . . . .11

4.

VDC Sequence Control. . . . . . . . . . . . . . . . . . . .12

5.

Yaw Rate and Lateral G Sensor . . . . . . . . . . . . . . . ...15

6.

Steering Angle Sensor . . . . . . . . . . . . . . . . . . . ..17

7.

Front ABS Wheel Speed Sensor. . . . . . . . . . . . . . . ...19

8.

Rear ABS Wheel Speed Sensor . . . . . . . . . . . . . . . ...20

9.

Front Magnetic Encoder. . . . . . . . . . . . . . . . . . . 21

10.

Rear Magnetic Encoder . . . . . . . . . . . . . . . . . . . 22

11.

VDC OFF Switch. . . . . . . . . . . . . . . . . . . . . ...23

VDC-2

VEHICLE DYNAMICS CONTROL (VDC)

General Description

1. General Description

A: SPECIFICATION

Item

Specification or identification

ABS wheel speed
sensor

ABS wheel speed sensor
gap (for reference)

Front

0.77 — 1.43 mm (0.030 — 0.056 in)

Rear

0.64 — 1.56 mm (0.025 — 0.061 in)

Marks of harness (Marks,
Color)

Front

RH

K1 (White)

LH

K2 (Yellow)

Rear

RH

K5 (White)

LH

K6 (Yellow)

Yaw rate & lateral G
sensor

Lateral G sensor voltage

2.5

± 0.2 V

Marks of VDCCM&H/U

OUTBACK 3.0 R

G2

Wagon 2.5 i

G3

Wagon 3.0 R (AT)

G4

Sedan 2.5 i

G9

Sedan 3.0 R (AT)

GA

OUTBACK 2.5 i

GE

Wagon 3.0 R (MT)

GH

Sedan 3.0 R (MT)

GJ

VDC-3

VEHICLE DYNAMICS CONTROL (VDC)

General Description

B: COMPONENT

1. ABS WHEEL SPEED SENSOR

(1)

Front ABS wheel speed sensor

(4)

Hub unit bearing

Tightening torque: N

⋅

m (kgf-m, ft-lb)

(2)

Front housing

(5)

Magnetic encoder

T1: 7.5 (0.76, 5.5)

(3)

Rear ABS wheel speed sensor

T2: 33 (3.4, 24.3)

VDC00194

T1

T2

T1

(3)

(2)

(1)

T2

(4)

(5)

T2

VDC-4

VEHICLE DYNAMICS CONTROL (VDC)

General Description

2. YAW RATE & LATERAL G SENSOR

3. STEERING ANGLE SENSOR

(1)

Yaw rate & lateral G sensor

(2)

Bracket

Tightening torque: N

⋅

m (kgf-m, ft-lb)

T: 7.5 (0.76, 5.5)

VDC00195

(1)

T

T

(2)

(1) Steering angle sensor

VDC00196

(1)