Honda 2004 Odyssey, Service Manual

Page: 1291 / 2459

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ABS/TCS Control Unit Inputs and Outputs for Connector A (26P) (cont’d)
Terminal
number Terminal
Wire color Terminal sign
(Terminal name)
Description Measurement
Conditions
(Ignition switch ON (II))
Voltage
19-90
ABS/TCS Components
System Description (cont’d)
ABS/TCS CONTROL UNIT CONNECTOR A (26P)
15 GRY NCR
(Normally closed right)
Drives right TCS normally
closed solenoid valve 15 GND TCS indicator OFF Battery
Voltage
16 LT/BLU NOR
(Normally opened
right)
Drives right TCS normally
open solenoid valve 16 GND ON
(Disconnect
16P connector
to turn
indicator on)
Below 0.3 V
18 RED/WHT TCS1 Drives TCS indicator
(Turns the indicator drive
transistor to ON, then
turns off the indicator) 18 GND TCS indicator OFF Battery
Voltage
ON About 2 V
20 GRN MCK
(Motor check)
Detects pump motor
drive signal 20 GND Pump motor ON Battery
Voltage
OFF Below 0.3 V
Remove MCK fuse About 10 V
21 LT BLU RLW ( )
(Rear-left wheel
positive)
Detects left-rear wheel
sensor signal 21 22 Wheel Turn wheel at
1 turn/second AC:
0. 053 V or
above
(Reference)
0.15 Vp-p or
above
22 GRY RLW ( )
(Rear-left wheel
positive)
23 GRN/YEL RRW ( )
(Rear-right wheel
positive)
Detects right-rear wheel
sensor signal 23 24
24 BLU/YEL RRW ( )
(Rear-right wheel
negative)
Stopped 0.25 V
1.15 V
25 YEL/GRN FSR
(Fail-safe relay)
Drives ABS fail-safe relay
(ABS fail-safe relay is
turned OFF to shut off the
power source to the
solenoid and pump
motor relay when a
problem occurs.) 25 GND ABS
(SCS circuit
must be open) Warning Below 0.3 V
Normal About 11 V
26 LT BLU DLC
(Data link connector)
Communicates with the
HDS
Oscilloscope:
Wire side of female terminals
03/07/29 09:56:06 61S0X050_190_0090