Subaru Legacy 2004 Service Manual page 3637

6. Back-up Light System
A: WIRING DIAGRAM
1. BACK-UP LIGHT
<Ref. to WI-257, WIRING DIAGRAM, Back-up
Light System.>
B: INSPECTION
1. BACK-UP LIGHT SWITCH (MT MODEL)
Measure the resistance between back-up light
switch terminals.
Switch position Terminal No.
When shift lever is
set in reverse
position
Other positions
2. INHIBITOR SWITCH (4AT MODEL)
Measure the resistance between inhibitor switch
terminals.
6 5 4 3 2 1
12 11 10
Switch position Terminal No.
When the selec-
tor lever is in "R"
1 and 2
range
Other positions
3. BACK-UP LIGHT RELAY (5AT MODEL)
Measure the resistance between back-up light re-
lay terminals when connecting terminal No. 4 to
Back-up Light System
2 1
LI-00263
Standard
Less than 1 !
1 and 2
More than 1 M!
9 8 7
LI-00005
Standard
Less than 1 !
More than 1 M!
battery positive terminal and terminal No. 3 to bat-
tery ground terminal.
(1)
(2)
(3)
Current
Flow
No flow
NOTE:
Check other than back-up light relay. <Ref. to 4AT-
52, INSPECTION, Inhibitor Switch.>
LI-7
LIGHTING SYSTEM
(1)
(2)
(3)
(4)
(4)
LI-00001
Terminal No. Standard
Less than 1 !
1 and 2
More than 1 M!