Acura 2002 RSX Service Manual page 946

System Description
ABS Control Unit Inputs and Outputs for 25P Connector
Wire side of temale terminals
Terminal
number
Wire
color
Terminal sign
(Terminal
name)
Description
Measurement {Disconnect the ABS control unit
connectotl
Terminals
Conditions
Voltage
2
BLU F R S H
(Front-right
sensor
neqaflve,
Detects right-front
wheel sensor signal
2 1 8
Wheel S p i n w h e e l
at l turn/second
AC: 0.053 V or
above
Reference
Oscilloscope
0 . 1 5 V p e a k { o -
peak or above
3
B LU/
O R N
F L S ( + )
{Front'left
s e n s o r
positive)
Detects left-front
w h e e l s e n s o r s i g n a l
3 't2
WHT/
B t K
STOP Detects brake switch
s r g n a l
4 . G N D
B r a k e p e d a l Pressed Battery
Voltaqe
Released
Below 0.3 V
5
vFt I
R E D
R t s ( + )
{Rear-left
sensor
oositive)
Detects left-rear
w h e e l s e n s o r s i g n a l
5 . ' 1 4
6
1 5
Wheel S p i n w h e e l
at 1 turn/second
AC: 0.053 V or
above
Reference
Oscilloscope
0.15 V peak-to-
peaK or aDove
6
BLU/
YEL
R R S H
( R e a r - r i g h t
sensor
neqat|ve,
Detects right-rear
w h e e l s e n s o r s i g n a l
7
B LU/
R E D
{ W a r n i n g
ranP,
Drives ABS indicator
7 G N D
A B S i n d i c a t o r
O N
liii'.'""
"1'1:' l"*
About 6 V
Below 0.3 V
8
WHT/
G R N
F S R + B
( A B S f a i l -
safe relay
batterv)
Power source for the
ABS fail-safe relay
8 . G N D
E v e r y t i m e
tsattery
V o l t a g e
9
R E D
M R + B
{Motor relay
battervl
Power source for the
motor relay
9 G N D Every time Battery
Voltage
1 0
G R Y D L C
( D a t a l i n k
connector)
communicates with
t h e H o n d a P G M
Tester
(cont'd)
19-37