Subaru IMPREZA 2002 Service Manual page 173

ABS SEQUENCE CONTROL
m
ABS
3. ABS Sequence Control
A: OPERATION
1) Under the ABS sequence control, after the hy-
draulic unit solenoid valve is driven, the operation
of the hydraulic unit can be checked by means of
the brake tester or pressure gauge.
2) ABS sequence control can be started by diagno-
sis connector or select monitor.
NOSIS CONNECTOR
1) Connect the diagnosis terminals to terminals No.
3 and No. 6 of the diagnosis connector beside driv-
er's seat heater unit.
1. ABS SEQUENCE CONTROL WITH DIAG-
BR0094
&
(1) Diagnosis connector
(2) Diagnosis terminals
'
(3) 3 terminal
(4) 6 terminal
2) Set the speed of
all
wheels at 4 km/h (2 MPH) or
less.
3) Turn the ignition switch OFF.
4) Within 0.5 seconds after the ABS warning light
goes out, depress the brake pedal and hold it im-
mediately after the ignition switch is turned to ON.
CAUTION:
Do not depress the clutch pedal.
NOTE:
When the ignition switch is set to on, the brake
pedal must not be depressed.
Engine must not operate.
5 ) After completion of ABS sequence control, turn
the ignition switch OFF.
2. ABS
SEQUENCE CONTROL WITH SE-
LECT MONITOR
NOTE:
In the event of any trouble, the sequence control
may not be operative. In such a case, activate the
sequence control, referring to "ABS SEQUENCE
CONTROL WITH DIAGNOSIS CONNECTOR''.
<Ref. to ABS-11, ABS SEQUENCE CONTROL
WITH DIAGNOSIS CONNECTOR, ABS Sequence
Control.>
When the diagnosis terminal is connected to the
diagnosis connector, the sequence control will not
operate.
1) Connect the select monitor to data link connector
under the driver's seat instrument panel lower cov-
er.
2) Turn the ignition switch ON.
3) Turn the select monitor switch ON.
4) Put the select monitor to "BRAKE CONTROL"
mode.
5 ) When "Function check sequence'' is selected,
'ABS sequence control' will start.
6) The message 'Press Brake Pedal Firmly' is dis-
played as follows:
(1) When using the brake tester, depress the
brake pedal with braking force of 981 N (100 kgf,
221 Ib).
(2) When using the pressure gauge, depress
the brake pedal so as to make the pressure
gauge indicate 3,432 kPa (35 kg/cm2, 498 psi).
CAUTION:
Do not depress the clutch pedal.
7) When the message "Press YES'' is displayed,
press the YES key.
8) Operation points will be displayed on the select
monitor.
ABS-1 1