display SUBARU LEGACY 1995 Service Repair Manual

2. CONDITIONS FOR COMPLETION OF SEQUENCE
CONTROL
1) When the speed of at least one wheel reaches 10 km/h
(6 MPH), the operation is returned to the normal control
mode.
2) When L terminal is separated from ground, the opera-
tion is returned to the normal control mode.
3) When K terminal is separated from ground, the opera-
tion goes to the trouble code display mode.
4) When the brake pedal is released during sequence con-
trol and the braking lamp switch is set to off, the operation
is returned to the normal control mode.
5) After completion of the sequence control, the operation
is returned to the normal control mode.
B4M0116A
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4-4SERVICE PROCEDURE
15. Hydraulic Unit for ABS System

B4M0622A
D: AIR BLEEDING CONTROL WITH SELECT
MONITOR
1) Connect select monitor to data link connector beside
driver’s seat instrument panel lower.

1Data link connector (for Subaru select monitor and
OBD-II general scan tool)

2Data link connector (for Subaru select monitor)
NOTE:
When using data link connector
1above, use ST.
ST 498357200 ADAPTER CABLE
2) Start the engine.
3) Change select monitor to TCS mode by pressing the
function key.
B4M0623
4) Press FD3 ENT key.
B4M0624
5) When the message shown in the figure is displayed,
press ENT key.
B4M0625
6) Air bleeding control operation starts.
83
4-4SERVICE PROCEDURE
19. Air Bleeding (With TCS model)

B4M0626
7) Select monitor indicates that air bleeding control is now
operating.
B4M0627
8) When air bleeding control cannot be started (by system
malfunction, etc.), the message shown in the figure will be
displayed.
NOTE:
Read the trouble codes. Repair faulty parts.
84
4-4SERVICE PROCEDURE
19. Air Bleeding (With TCS model)

B4M0635
4) Press FD1 ENT key.
B4M0634
5) The message shown in the figure is displayed as fol-
lows:
(1) When using the brake tester, depress brake pedal
with braking force of 981 to 1,471 N (100 to 150 kg, 221
to 331 lb).
(2) When using the pressure gauge, depress brake
pedal so as to make the pressure gauge indicate 3,432
kPa (35 kg/cm
2, 498 psi)
B4M0624
6) When the message shown in the figure is displayed,
press ENT key.
7) Checked portions will be displayed on select monitor.
B4M0627
8) When ABS sequence control cannot be started (by sys-
tem malfunction, etc.), the message shown in the figure will
be displayed.
NOTE:
Read the trouble codes. Repair faulty parts.
9) After completion of ABS sequence control, turn ignition
switch OFF.
90
4-4SERVICE PROCEDURE
20. Hydraulic Unit for ABS/TCS System

2. OPERATIONAL GUIDELINES OF THE TCS
SEQUENCE CONTROL WITH SELECT MONITOR
1) Connect select monitor to data link connector beside
driver’s seat heater unit.
2) Engine starts.
3) Put select monitor to TCS mode.
4) Put select monitor to FBI mode. Make sure code 11 is
indicated.
NOTE:
When trouble codes are stored in memory, repair the faulty
parts.
B4M0639
5) Press FD2 ENT key.
B4M0624
6) When the message shown in the figure is displayed,
press ENT key.
7) Checked portions will be displayed on select monitor.
B4M0627
8) When TCS sequence control cannot be started (by sys-
tem malfunction, etc.), the message shown in the figure will
be displayed.
NOTE:
Read the trouble codes. Repair faulty parts.
96
4-4SERVICE PROCEDURE
20. Hydraulic Unit for ABS/TCS System

Tools and Equipment Description
THERMOMETER
PocketTHERMOMETERSare available from either industrial
hardware store or commercial refrigeration supply houses.
G4M0578
ELECTRONIC LEAK DETECTOR
AnELECTRONIC LEAK DETECTORcan be obtained from
either a specialty tool supply or an A/C equipment supplier.
G4M0579
WEIGHT SCALE
AWEIGHT SCALEsuch as an electronic charging scale or a
bathroom scale with digital display will be needed if a 13.6 kg
(30 lb) refrigerant container is used.
G4M0580
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4-7SERVICE PROCEDURE
3. Tools and Equipment

OBD0060
5) Turn ignition switch ON (engine OFF) and Subaru
select monitor switch ON.
OBD0064
6) Using Subaru select monitor, call up diagnostic trouble
code(s) and various data, then record them.

READ DIAGNOSTIC TROUBLE CODE (DTC) SHOWN
ON DISPLAY. (MODE FB1)
(1) Press the function key [0].
G3M0152
(2) Designate mode using function key.
Press [F] [B] [1] [ENT] in that order.
OBD0062
(3) Ensure diagnostic trouble code(s) is shown.

When there is only one diagnostic trouble code.
OBD0063

When there are multiple diagnostic trouble codes.
NOTE:
For details concerning diagnostic trouble codes, refer to
the DIAGNOSTIC TROUBLE CODE (DTC) LIST [T11A0].
33
2-7ON-BOARD DIAGNOSTICS II SYSTEM
3. Diagnosis System

OBD0064

READ CURRENT DATA AND FREEZE FRAME DATA
SHOWN ON DISPLAY FOR ENGINE. (FUNCTION
MODE)
(1) Press the function key [0].
G3M0152
(2) Designate mode using function key.
Refer to“READ DATA FUNCTION KEY LIST FOR
ENGINE”[T3C2].
(Example: Press [F] [0] [1] [ENT] in that order.)
(3) Ensure data of input or output signal is shown.
OBD0461

READ CURRENT DATA SHOWN ON DISPLAY FOR
AT. (FUNCTION MODE)
(1) Press the function key [/], and change to AT mode.
OBD0462
(2) Press the function key [0].
G3M0152
(3) Designate mode using function key.
Refer to“READ DATA FUNCTION KEY LIST FOR AT”
[T3C6].
(Example: Press [F] [0] [2] [ENT] in that order.)
(4) Ensure data of input or output signal is shown.
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2-7ON-BOARD DIAGNOSTICS II SYSTEM
3. Diagnosis System

OBD0065

FUNCTION MODE: F00
— ROM ID NUMBER (YEAR) —
CONDITION:
Ignition switch“ON”
SPECIFIED DATA:
Presentation display

Probable cause (Item outside“specified data”)
1. Error 1
Check for loose or disconnected connector, and
discontinued circuit, etc.
2. Error 2Check for poor contact of cartridge, or different type
cartridge.
B2M0270

FUNCTION MODE: F01
— BATTERY VOLTAGE (VB) —
CONDITION:
(1) Ignition switch“ON”
(2) Idling after warm-up
SPECIFIED DATA:
(1) 11±1 V
(2) 13±1 V

Probable cause (Item outside“specified data”)
1. Battery
Check battery voltage and electrolyte’s specific
gravity.
2. Charging system
Check regulating voltage. (On no-load)

Check alternator.
3. Power supply line
Check main relay.

Check harness connector of ECM power supply
line.
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2-7ON-BOARD DIAGNOSTICS II SYSTEM
3. Diagnosis System

G2M0523

FUNCTION MODE: F02 AND F03
—VEHICLE SPEED SIGNAL (VSP)—

F02: Vehicle speed is indicated in mile per hour (MPH).

F03: Vehicle speed is indicated in kilometer per hour
(km/h).
G2M0524

FUNCTION MODE: F04
—ENGINE SPEED SIGNAL (EREV)—
OBD0176

FUNCTION MODE: F05 AND F06
—ENGINE COOLANT TEMPERATURE
SIGNAL (TW)—

F05: Engine coolant temperature is indicated in“°F”.

F06: Engine coolant temperature is indicated in“°C”.
G2M0654

FUNCTION MODE: F07
—IGNITION SIGNAL (ADVS)—
NOTE:
The ignition timing value displayed in mode F07 is a value
computed by ECM and will not always correspond with the
value measured with a timing light.
B2M0271

FUNCTION MODE: F08
—MASS AIR FLOW SIGNAL (QA)—
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2-7ON-BOARD DIAGNOSTICS II SYSTEM
3. Diagnosis System