Subaru SVX 1992 Manual page 903

BRAKES
[T3A0] 4-4
3 . ABS Control Unit I/O Signal
I A: I/O SIGNAL VOLTAGE
18 17 16 15 1 14 1 13 1 12 1 11 1 10 1 9 1 8 1 7 1 6 1 5 1 4 15 1 14 1 13 1 12 1 11 1 10 1
3 2 l
353433323130292827262 242322212019
TO
P12
84-525
Fig. 157
C i l N
T
With engine
Input/output signals
ontents erm na o.
idling
Measured value Measuring conditions
Left front wheel 22
200 - 300 mV
0 No . 22 - No . 4
GND 4
0V
(AC range)
0 Vehicle speed 2 .75 km/h (1 .7
MPH)
Right front wheel 11
200 - 300 mV
No . 11 - No. 21
Wheel ABS sen- GND 21
0V
(AC range)
Vehicle speed 2 .75 km/h (1 .7
MPH)
sors
Left rear wheel 7
200 - 300 mV
No . 7 - No . 9
GND 9
0V
(AC range)
Vehicle speed 2 .75 km/h (1 .7
MPH)
Right rear wheel 24
200 - 300 mV
No . 24 - No . 26
GND 26
0V
(AC range)
Vehicle speed 2 .75 km/h (1 .7
)
Stop light switch
25 0V 13 - 14V When brake pedal is depressed.
Motor monitoring 14 0V 13 - 14V When motor operates .
Valve power-supply monitoring 32 13 - 14V 13 - 14V -
Left front wheel 2 13 - 14V 0V
Right front
wheel
35 13- 14V 0V
When solenoid is energized to
Solenoid
Left rear wheel 18 13- 14V 0V
produce output .
Hydraulic unit
Right rear
wheel
19 13 - 14V 0V
Valve relay coil 27 0V 0V -
Motor relay coil 28 13 - 14V 0V
When motor operates to pro-
duce output
Warning light 29 0V 13 - 14V Ignition switch ON (Engine OFF)
Alternator 15 13 - 14V 1 .7V Ignition switch ON (Engine OFF)
Power supply
Battery 1 13 - 14V 13 - 14V -
Relay coil (valve, motor, etc .) 17 13 - 14V 13 - 14V -
10 0V 0V -
Grounding line
20
OV OV -
34 I 0V I 0V I -- -
73