
Main Menu Table of Contents
ABS Control Unit Terminal Arrangement
ABS CONTROL UNIT 22P CONNECTOR
Wire side of female terminals
Terminal sign Measurement
Terminal Wire
(Terminal Description Conditions
number color Terminal Voltage
name) (Ignition switch ON (ID)
GND3
1 BLK Ground 1-GND Below 0.3 V
(Ground 3)
FLP
Outputs left-front wheel
3 WHT/RED* (Front-left 3-GND Spin wheel slowly 5V 0V
sensor signal
pulse)
PARK Detects parking brake Parking brake Pressed Below 0.3 V
4 GRN/RED 4-GND
(Parking) switch signal pedal Released Battery Voltage
FRP
Outputs right-front wheel
5 WHT/GRN* (Front-right 5-GND Spin wheel slowly 5V 0V
sensor signal
pulse)
FLW (-)
6 BRN (Front-left
wheel negative) Detects left-front wheel AC:
6-7 0.053 V or
FLW (+) sensor signal
above
7 GRN/BLU (Front-left
Spin wheel at
wheel positive)
1 turn/second (Reference)
FRW (-) Oscilloscope:
8 GRN (Front-right 0.15Vp-p or
wheel negative) Detects right-front wheel above
8-9
FRW (+) sensor signal
9 GRN/BLK (Front-right
wheel positive) Stopped 0.25-1. 15V
Detects brake pedal posi- Brake Pressed Battery Voltage
10 GRN/WHT STOP 10-GND
tion switch signal pedal Released Below 0.3 V
IG2 Power source for activating Ignition ON (II) Battery Voltage
11 YEL/BLK 11-GND
(Ignition 2) the system switch Start (III) Below 0.3 V
*: With TCS only
Main Menu Table of Contents
Measurement
Terminal Wire Terminal sign
Description Conditions
number color (Terminal name) Terminal Voltage
(Ignition switch ON (ID)
GND4
12 BLK Ground 12-GND Below 0.3 V
(Ground 4)
RLP
Outputs left-rear wheel
13 GRY/WHT* (Rear-left 13-GND Spin wheel slowly 5V 0V
sensor signal
pulse)
SCS Detects service check con- SCS service Connected Below 0.3 V
14 RED (Service check nector signal (DTC indica- 14-GND
connector Disconnected About 5 V
signal) tion or DTC erasure)
RRP
Outputs right-rear wheel
15 GRY/BLK* (Rear-right 15-GND Turn wheel slowly 5V 0V
sensor signal
pulse)
ON Battery Voltage
MCK Detects pump motor drive Pump motor ----------
16 GRN 16-GND OFF Below 0.3 V
(Motor check) signal
Remove MCK fuse About 10 V
RLW (+)
17 LT BLU (Rear-left
wheel positive) Detects left-rear wheel AC:
17-18 0.053 V or
RLW (-) sensor signal
above
18 GRY (Rear-left
Turn wheel at
wheel negative)
1 turn/second (Reference)
RRW (+) Oscilloscope:
19 GRN/YEL (Rear-right 0.15 Vp-p or
wheel positive) Detects right-rear wheel above
19-20
RRW (-) sensor signal
20 BLU/YEL (Rear-right
wheel negative) Stopped 0.25 -1.15V
Drives fail-safe relay
(Fail-safe relay is turned Warning Below 0.3 V
FSR
OFF to shut off the power
21 YEL/GRN (Fail-safe 21-GND
source to the solenoid and
relay)
pump motor relay when Normal About 1 1 V
problem occurs.)
DLC
Communicates with the
22 RED (Data link 22-GND
Honda PGM Tester
connector)
*: With TCS only
Main Menu Table of Contents
ABS Control Unit Terminal Arrangement
ABS CONTROL UNIT 12P CONNECTOR
Wire side of female terminals
Measurement
Terminal Wire Terminal sign
Description Conditions
number color (Terminal name) Terminal Voltage
(Ignition switch ON (ID)
Drives ABS indicator ON 4-6V
WALP (Turns the indicator drive
1 BLU/WHT 1-GND ABS indicator
(Warning lamp) transistor to ON, then turns
OFF Below 0.3 V
off the indicator)
GND1
2 BLK Ground 2-GND Below 0.3 V
(Ground 1)
RR-OUT
Drives right-rear outlet
3 BLK/ORN (Rear-right 3-GND
solenoid valve
outlet)
OFF Battery Voltage
FL-OUT
Drives left-front outlet
4 YEL/BLU (Front-left 4-GND
solenoid valve
outlet)
RL-OUT
Drives left-rear outlet
5 YEL/WHT (Rear-left 5-GND
solenoid valve
outlet)
ON Below 0.3 V
FR-OUT
Drives right-front outlet
6 YEL/BLK (Front-right 6-GND
solenoid valve
outlet)
GND2
7 BLK Ground 7-GND Below 0.3 V
(Ground 2)
RR-IN
Drives right-rear inlet
8 YEL (Rear-right 8-GND
solenoid valve
inlet)
OFF Battery Voltage
FL-IN
Drives left-front inlet
9 RED/BLU (Front-left 9-GND
solenoid valve
inlet)
RL-IN
Drives left-rear inlet
10 RED/WHT (Rear-left 10-GND
solenoid valve
inlet)
ON Below 0.3 V
FR-IN
Drives right-front inlet
11 RED/BLK (Front-right 11-GND
solenoid valve
inlet)
ON Below 1.0V
OFF
PMR OFF Battery Voltage
12 YEL/RED (Pump motor Drives pump motor relay 12-GND
relay) ON Below 0.3 V