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ASS Control Unit Terminal Arrangement
ABS CONTROL UNIT 26P CONNECTOR
Wire side of female
terminals
Terminal
Wire
Terminal
sign
Voltage
Description
Measurement
Conditions
number
color
Termina' name)
tet' T
11ina1s
(Ignition Switch ON IIIIl
Output
voltage
PCOM
Power
source
for
the solenoid
"
ON
OV
0
1
GRN!WHT
(Primary
velve
and
pump motor.
l-GND
ON
c
w
w
common)
"
OFF
AC: 3-6 V
.=
'"
C>
OFF
SCOM
Power source for the
solenoid
c
w
2
BLKiWHT
{Secondary
valve.
2-GND
(Connect the
SCS
serviC
e)
Approx. 3
V
common)
,
connector
3
BLK/BLU
IG2
Detects
ignition
switch
2
3-GND
---
Battery
Voltage
(Ignition
2)
signal.
(System activate
signal)
4
BLU/YEL
RRO
Detects right·rear
wh
eel
4-17
53 mV
or
above
on
(Rear-right 0)
senso
r
signal.
When
the
wheel is
digital
tester
(AC
6
GRY
RLO
Detects left-rear wheel sensor
6-19
turn
ed
at
1
turn/second.
rangel (Reference)
(Rear-left 0)
signal.
150 mVp-p
or
above
FRO
Detects right-front wheel
on oscilloscope
8
GRN
(Front-right 0)
sensor
signal.
8-21
Stops
Approx.
2.5
V
9
GRN!WHT
STOP
Detects brake
switch signal.
9-GND
Brake
pedal pressed.
Battery Voltage
(Stop)
(Prevents unnecessary ABS operation)
Brake
pedal
rel eased.
OV
Detects
left-front
wheel sensor
53 mV or above
on
signal.
When the wheel is
digital
tester lAC
10
BRN!WHT
FLO
10-23
turned at
1 turn/
range)
(Reference)
(Front-left 01
second
.
150 mVp.p
or
above
on oscilloscope
Stops
Approx.
2.5 V
Drives
left-rear
outlet solenoid
"
ON
OV
RL'{)UT
·0
12
YEL
valve.
12-GND
ON
c
(Rear-left
outlet)
w
~
c
~
OFF
AC: 3-6V
.0,
OFF
RR-IN
Drives
right-rear
inlet
solenoid
c
w
13
RED!WHT
(Rear-right
valve.
13-GND
(Connect
the
SCS
service
)
Approx. 3 V
inlet)
connector
14
/wHT/GRN
61
Power
source for
the
so lenoid
14-GND
(Battery
1)
valve
and
pump
motor.
B2
Power
source
for
the
solenoid
Every
time
Battery
Voltage
15
/wHT/GRN
(Banery 2)
valve
and
pump motor.
lS-GND
16
BLK
GND2
Ground for the
ABS
control
16-GND
---
Below
0.3 V
(Ground 21
unit.
17
GRN/yEL
RRl
Detects right-rear
wheel
17-4
(Rear-right 1)
sensor signal.
53
mV
or above
RL
1
Detects
left-rear wheel sensor
on digital tester
19
LTBLU
(Rear-left
1)
signal.
19-6
When the wheel is
turned
(AC
range)
at
1
turn/second
.
(Reference)
150
21
GRN/BLK
FRl
Detects right-front wheel
21-8
mVp-p or
above
(Front-right 1)
sensor signal.
on oscilloscope
23
GRN/ORN
FL 1
Detects
left-fro
nt
wheel sensor
23-10
(Front-left 1)
signal.
Stops
Approx. 2.5 V
Drives left-rear
inlet
solenoid
"
ON
OV
·0
valve.
ON
c
w
~
"
OFF
AC: 3-6V
RL-IN
c
'"
25
RED
(Rear-left
in
let)
25-GND
·0
OFF
c
w
(Connect the SCS serviCe)
Approx.
3 V
connector
26
BLK
GND3
Ground for the
ABS
control
26-GND
Below 0.3V
(Ground
3)
unit.
-
--
19-34
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