ABS Control Unit Inputs and Outputs for 25P Connector (cont'd)
Terminal number
Wire color
Terminal sign
Description
Measurement (Disconnect the ABS control unit 25P connector)
Terminals
Conditions
Voltage
10
BLU
DIAG-K
Communications with Honda PGM Tester or HDS
———
———
———
11
BLK/RED
EBD
Drives brake system indicator
11−GND
Ignition switch ON (II)
Battery voltage
12
BLU/ORN
FL +B
Detects left-front wheel sensor signal
———
———
———
13
BRN
SCS
DTC indication
———
———
———
14
YEL/RED
RL +B
Detects left-rear wheel sensor signal
———
———
———
15
BLU/YEL
RR-GND
Detects right-rear wheel sensor signal
———
———
———
16
BLK/YEL
IG1
Power source for activating the system
16−GND
Ignition switch ON (II)
Battery voltage
18
PNK
FR-GND
Detects right-front wheel sensor signal
———
———
———
21
BLU/RED
ABS
Drives ABS indicator
21−GND
Ignition switch ON (II)
About 6 V
24
BLK
GND
Ground for the ABS modulator-control unit
24−GND
Under all conditions
0 V
25
BLK
MR-GND
Ground for the pump motor
25−GND
Under all conditions
0 V