Subaru Legacy (2005 year). Service manual — part 927
LI-5
LIGHTING SYSTEM
Rear Fog Light System
4. Rear Fog Light System
A: WIRING DIAGRAM
1. REAR FOG LIGHT
<Ref. to WI-250, WIRING DIAGRAM, Rear Fog
Light System.>
B: INSPECTION
1. REAR FOG LIGHT SWITCH
Measure the rear fog light switch resistance be-
tween terminals. <Ref. to LI-10, INSPECTION,
Combination Switch (Light).>
2. REAR FOG LIGHT RELAY
Measure the resistance between rear fog light relay
terminals while connecting terminal No. 4 to battery
positive terminal and No. 3 to battery ground termi-
nal.
Current
Terminal No.
Standard
Flow
1 and 2
Less than 1
Ω
No flow
More than 1 M
Ω
LI-00001
(1)
(2)
(1)
(4)
(2)
(3)
(3)
(4)
LI-6
LIGHTING SYSTEM
Turn Signal Light and Hazard Light System
5. Turn Signal Light and Hazard
Light System
A: WIRING DIAGRAM
1. TURN SIGNAL LIGHT AND HAZARD
LIGHT SYSTEM
<Ref. to WI-263, WIRING DIAGRAM, Turn Signal
Light and Hazard Light System.>
B: INSPECTION
1. TURN SIGNAL SWITCH
<Ref. to LI-10, INSPECTION, Combination Switch
(Light).>
2. HAZARD SWITCH
Measure the resistance between hazard switch ter-
minals.
3. TURN SIGNAL LIGHT AND HAZARD
LIGHT MODULE
Connect the battery and turn signal light bulb to the
module. The module is properly functioning if it
blinks when power is supplied to the circuit.
Switch position
Terminal No.
Standard
OFF
2 and 3
More than 1 M
Ω
ON
Less than 1
Ω
LI-00261
4
3
2
1
LI-00262
3
2 1
8 7 6 5 4
LI-7
LIGHTING SYSTEM
Back-up Light System
6. Back-up Light System
A: WIRING DIAGRAM
1. BACK-UP LIGHT
<Ref. to WI-252, WIRING DIAGRAM, Back-up
Light System.>
B: INSPECTION
1. BACK-UP LIGHT SWITCH (MT MODEL)
Measure the resistance between back-up light
switch terminals.
2. INHIBITOR SWITCH (4AT MODEL)
Measure the resistance between inhibitor switch
terminals.
3. BACK-UP LIGHT RELAY (5AT MODEL)
Measure the resistance between back-up light re-
lay terminals when connecting terminal No. 4 to
battery positive terminal and terminal No. 3 to bat-
tery ground terminal.
NOTE:
Check other than back-up light relay. <Ref. to 4AT-
51, INSPECTION, Inhibitor Switch.>
Switch position
Terminal No.
Standard
When shift lever is
set in reverse
position
1 and 2
Less than 1
Ω
Other positions
More than 1 M
Ω
Switch position
Terminal No.
Standard
When the selec-
tor lever is in “R”
range
1 and 2
Less than 1
Ω
Other positions
More than 1 M
Ω
LI-00263
2
1
9
LI-00005
4 3 2 1
5
6
7
8
10
11
12
Current
Terminal No.
Standard
Flow
1 and 2
Less than 1
Ω
No flow
More than 1 M
Ω
LI-00001
(1)
(2)
(1)
(4)
(2)
(3)
(3)
(4)
LI-8
LIGHTING SYSTEM
Stop Light System
7. Stop Light System
A: WIRING DIAGRAM
1. STOP LIGHT
<Ref. to WI-254, WIRING DIAGRAM, Stop Light
System.>
B: INSPECTION
1. STOP LIGHT SWITCH
Measure the resistance between stop light switch
terminals.
(1) Model without cruise control
(2) Model with cruise control
Switch position
Terminal No.
Standard
When brake pedal
is depressed
Model without
cruise control: 1
and 2
Less than 1
Ω
When brake pedal
is released
Model with cruise
control: 2 and 3
More than 1 M
Ω
LI-00265
3
4
1
2
1
2
(1)
(2)
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