VDC-13
VEHICLE DYNAMICS CONTROL (VDC)
VDC Sequence Control
NOTE:
When using the Subaru Select Monitor, the control
operation starts from point A. The patterns from ig-
nition key ON to the point A show that operation is
started by diagnosis connector.
B: SPECIFICATION
1. CONDITIONS FOR COMPLETION OF
VDC SEQUENCE CONTROL
When the following conditions develop, the VDC
sequence control stops and VDC operation is re-
turned to the normal control mode.
1) When the speed of at least one wheel reaches
10 km/h (6 MPH).
2) When the diagnosis connector is disconnected.
(Without Subaru Select Monitor)
3) When the brake pedal is pressed during se-
quence control and the stop light switch is set to
ON.
4) When the brake pedal is pressed after the igni-
tion key is turned to ON, and before VDC warning
light goes out. (Without Subaru Select Monitor)
5) Turn the ignition key to ON and when 3 seconds
or more have elapsed after the VDC warning light
goes OFF.
6) After completion of VDC sequence control.
7) When malfunction is detected.
(1)
All wheel speed
(16)
RR decompression valve
(30)
Point A
(2)
DL terminal
(17)
RR compression valve
(31)
Reset
(3)
Ignition key
(18)
RL decompression valve
(32)
0.8 sec.
(4)
ABS warning light
(19)
RL compression valve
(33)
1.2 sec.
(5)
VDC warning light
(20)
Pump motor
(34)
0.4 sec.
(6)
Stop light switch
(21)
Diagnosis connector and connec-
tion
(35)
When using the Subaru Select
Monitor, both connection and non-
connection of diagnosis connector
are acceptable.
(7)
Valve relay
(8)
VDC switching valve 1 FL
(22)
1.5 sec.
(9)
VDC switching valve 1 FR
(23)
Approx. 3 sec.
(10)
VDC switching valve 2 FL
(24)
Within 3 sec.
(36)
Master cylinder pressure
(11)
VDC switching valve 2 FR
(25)
Light OFF
(37)
FR wheel cylinder pressure
(12)
FL decompression valve
(26)
Light ON
(38)
FL wheel cylinder pressure
(13)
FL compression valve
(27)
3.4 sec.
(39)
RL wheel cylinder pressure
(14)
FR decompression valve
(28)
1 sec.
(40)
RR wheel cylinder pressure
(15)
FR compression valve
(29)
1.6 sec.
Summary of Contents for 2004 LEGACY
Page 29: ...FS 28 FRONT SUSPENSION General Diagnostic Table ...
Page 56: ...RS 26 REAR SUSPENSION General Diagnostic Table ...
Page 69: ...WT 12 WHEEL AND TIRE SYSTEM General Diagnostic Table ...
Page 148: ...DI 78 DIFFERENTIALS General Diagnostic Table ...
Page 215: ...ABS 20 ABS G Sensor ...
Page 458: ...VDC diag 136 VEHICLE DYNAMICS CONTROL VDC DIAGNOSTICS General Diagnostic Table ...
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Page 507: ...BR 48 BRAKE Diagnosis ...