1997 SUBARU LEGACY service

C: DRIVING TESTS
Conduct road tests by selecting a smooth, flat road or use
free rollers as road test simulation.
1. MAIN SWITCH
1) Turn ignition switch ON.
2) Check that indicator light comes on when main switch
is pressed (ON).
3) Check that indicator light goes out when main switch is
pressed again (OFF).
4) Turn ignition switch OFF with main switch ON (which is
indicated by illumination.).
5) Turn ignition switch ON again to ensure that indicator
light remains OFF.
2. COMMAND SWITCH
1) Check that command switch is properly set in“SET/
COAST”,“RESUME/ACCEL”or“CANCEL”mode.
2) Also check that command switch returns to the original
position when released.
3. CONSTANT SPEED TEST
1) Turn main switch ON.
2) Drive vehicle at speed greater than 40 km/h (25 MPH).
3) Press command switch to set in“SET/COAST”mode.
4) Ensure that vehicle is maintained at the speed set when
command switch was pressed.
4. ACCELERATION TEST
1) Set vehicle speed at speed greater than 40 km/h (25
MPH).
2) Ensure that vehicle continues to accelerate while hold-
ing command switch in RESUME/ACCEL mode, and that
vehicle maintains that optional speed when command
switch is released.
5. DECELERATION TEST
1) Set vehicle speed at optional speed greater than 40
km/h (25 MPH).
2) Ensure that vehicle continues to decelerate while hold-
ing command switch in SET/COAST mode, and that it
maintains that optional speed when command switch is
released.
NOTE:
When vehicle speed reaches the lower speed limit of 30
km/h (19 MPH) during deceleration, cruise control will be
released.
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21. Cruise Control

B6M0361A
22. Security System
A: REMOVAL AND INSTALLATION
1. STARTER INTERRUPT RELAY
NOTE:
The starter interrupt relay and headlight alarm relay use the
same parts and are mounted parallel to each other.
Therefore, before removal and installation, identify the
starter interrupt relay by the color of its wiring connection.

1) Remove instrument panel lower cover.
2) Disconnect connector of starter interrupt relay.
3) Remove starter interrupt relay.
4) Installation is in the reverse order of removal.
B6M0361A
2. HEADLIGHT ALARM RELAY
NOTE:
The headlight alarm relay and starter interrupt relay use the
same parts and are mounted parallel to each other.
Therefore, before removal and installation, identify the
headlight alarm relay by the color of its wiring connection.

1) Remove instrument panel lower cover.
2) Disconnect connector of headlight alarm relay.
3) Remove headlight alarm relay.
4) Installation is in the reverse order of removal.
B6M0363A
3. ENGINE HOOD SWITCH
1) Disconnect connector of engine hood switch from bot-
tom side of switch body.
2) Remove headlight (LH).
3) Remove attaching bolt, and then remove engine hood
switch.
4) Installation is in the reverse order of removal.
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22. Security System

B6M0364A
4. KEY CYLINDER LOCK/UNLOCK SWITCH AND
TAMPER SWITCH
NOTE:
The key cylinder lock switch, unlock switch and tamper
switch are united in the switch body.
Door Switch
1) Remove door trim panel and sealing cover. [W2A3].>
2) Disconnect connector of door key cylinder switch from
door cord.
3) Remove door outer handle.
CAUTION:
Be careful not to damage the door surface.
4) Remove clip, and then remove door key cylinder switch
from door outer handle.
5) Installation is in the reverse order of removal.
Trunk Lid Switch (SEDAN)
1) Disconnect connector of trunk lid key cylinder switch.
2) Disconnect rod from key cylinder.
3) Remove trunk lid key cylinder switch by pushing it.
4) Installation is in the reverse order of removal.
B6M0368A
Rear Gate Switch (WAGON)
1) Disconnect connector of rear gate key cylinder switch.
2) Disconnect rod from key cylinder.
3) Remove attaching bolts, and then remove rear gate key
cylinder switch.
4) Installation is in the reverse order of removal.
5. DOOR LOCK/UNLOCK SWITCH
NOTE:
The door lock/unlock switch is united with the power door
lock actuator.
Driver and Passenger Door
1) Remove door trim panel and sealing cover. [W2A3].>
2) Disconnect connector of door lock actuator assembly
from door code.
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6-2SERVICE PROCEDURE
22. Security System

3) Remove door lock actuator assembly. [W2A7].>
4) Installation is in the reverse order of removal.
Rear Gate (WAGON)
1) Remove rear gate trim panel.
2) Disconnect rod from rear gate latch assembly.
3) Disconnect rear gate switch connector and power door
lock actuator connector.
4) Remove bolts which secure power door lock actuator.
5) Remove bolts which secure latch.
6) Remove latch and actuator assembly.
7) Installation is in the reverse order of removal.
B6M0070A
6. DOOR SWITCH
1) Remove rubber boot of door switch.
2) Remove screw which secures door switch to body.
3) Remove door switch while disconnecting connector.
B6M0371A
7. TRUNK LID SWITCH (SEDAN)
NOTE:
The trunk lid switch is united with the trunk lid lock.
1) Remove trunk rear trim.
2) Disconnect connector of trunk switch (combined with
trunk room light switch).
3) Put matching mark on the trunk lid lock and vehicle
body before removal.
4) Remove bolts, then remove trunk lid lock from vehicle
body.
5) Installation is in the reverse order of removal.
NOTE:
Ensure that matching mark is aligned between trunk lid
lock and vehicle body.
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22. Security System

B6M0372A
8. REAR GATE SWITCH (WAGON)
NOTE:
The rear gate switch is united with the rear gate latch
assembly.
1) Remove rear gate trim panel.
2) Disconnect rod from rear gate latch assembly.
3) Disconnect rear gate switch (combined with luggage
room light switch) connector and power door lock actuator
connector.
4) Remove bolts which secure power door lock actuator.
5) Remove bolts which secure latch.
6) Remove latch and actuator assembly.
7) Installation is in the reverse order of removal.
B6M0373A
9. SECURITY INDICATOR LIGHT
1) Remove screws which secure meter visor.
2) Remove meter visor from instrument panel while dis-
connecting connectors.
3) Remove security indicator light from meter visor.
4) Installation is in the reverse order of removal.
B6M0685A
10. SECURITY CONTROL MODULE
1) Remove instrument panel.
2) Remove bolt which secures security control module
1.
3) Remove security control module while disconnecting
connector.
4) Installation is in the reverse order of removal.
Tightening torque (spark plug):
7.4±2.0 N⋅m (0.75±0.2 kg-m, 5.4±1.4 ft-lb)
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22. Security System

B6M0375A
B: INSPECTION
1. STARTER INTERRUPT RELAY
1) Disconnect connector of starter interrupt relay.
2) Connect battery to terminal No.1 and ground terminal
No. 2.
3) Check continuity between terminals as indicated in
table below:
When current flows. Between terminals
No. 3 and No. 5Continuity does not
exist.
When current does not flow. Between terminals
No. 3 and No. 5Continuity exists.
Between terminals
No. 1 and No. 2Continuity exists.
G6M0134
2. HEADLIGHT ALARM RELAY
1) Disconnect connector of headlight alarm relay.
2) Connect battery to terminal No. 1 and ground terminal
No. 2.
3) Check continuity between terminals as indicated in
table below:
When current flows. Between terminals
No. 3 and No. 5Continuity does not
exist.
Between terminals
No. 3 and No. 4Continuity exists.
When current does not flow. Between terminals
No. 3 and No. 5Continuity exists.
Between terminals
No. 3 and No. 4Continuity does not
exist.
Between terminals
No. 1 and No. 2Continuity exists.
B6M0376
3. ENGINE HOOD SWITCH
1) Disconnect connector of engine hood switch.
2) Check continuity between terminals when push rod is
pushed in 1.5 mm (0.059 in) of its stroke.
Terminal
Switch position12
When push rod is
pushed in.
When push rod is
released.
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22. Security System

B6M0377
4. KEY CYLINDER LOCK/UNLOCK SWITCH AND
TAMPER SWITCH
Door Switch
1) Disconnect connector of door key cylinder switch.
2) Move switch by turning the key cylinder with ignition key
and/or remove switch from key cylinder to check continuity
between terminals as indicated in table below:
Terminal
Switch position1234
Normal
LOCK
UNLOCK
Switch is removed from
key cylinder.
B6M0378A
Trunk Lid Switch (SEDAN)
1) Disconnect connector of trunk lid key cylinder switch.
2) Move switch by turning the key cylinder with ignition key
and/or remove switch from key cylinder to check continuity
between terminals as indicated in table below:
Terminal
Switch position123
Normal
UNLOCK
Switch is removed from
key cylinder.
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22. Security System

B6M0379
Rear Gate Switch (WAGON)
1) Disconnect connector of rear gate key cylinder switch.
2) Move switch by turning the key cylinder with ignition key
and check continuity between terminals as indicated in
table below:
Terminal
Switch position124
Normal
LOCK
UNLOCK
B6M0133A
B6M0381A
5. DOOR LOCK/UNLOCK SWITCH
NOTE:
The door lock/unlock switch is united with the power door
lock actuator.
1) Disconnect connector of door lock/unlock switch.
2) Set switch to each position and check continuity
between terminals as indicated in table below:
Driver’s Door
Terminal
Switch position12
UNLOCK
LOCK
Passenger’s Door
Terminal
Switch position1234
UNLOCK
LOCK
Rear Gate (WAGON)
Terminal
Switch position1234
UNLOCK
LOCK
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22. Security System