Subaru 1600 Service Manual page 826

--
----------,
ELECTRICAL SYSTEM
(4WO-AT control system)
Set ignition-starter switch to
"ON" position.
r
Check if "4WD" indicating
light illuminates.
Check if operation of 4WD- .
No
• #12 fuse blown.
• "4WO" indicator light
J
Replace. ]
AT solenoid sounds.
-L
wiring broken.
Yes
Check if # 16 fuse is not
No
J Replace #16 fuse. I
blown.
Yes
Check if l2V appears in LR
No
• 4WO-AT solenoid defective.
J
Repair and replace.
I
wire of 4WO-AT solenoid's
• Wirings and terminals
L
2-pole connector. defective.
Yes
Check if l2V appears in GR
No
J
4WO-AT checker defective. :
J
Replace.
I
wire of 4WD-AT checker's
-I
4-pole connector.
Yes
•
Check if there is conduction
between GR wire and B wire
No
J
I J
Replace.'
of 2-pole connector when I
4WD-AT switch defective.
I
T
4WO-AT switch is turned on.
Yes
B wire is improperly grounded
Repair.
I
to body.
15-163