Subaru XT 1988 Service Manual page 1376

6-3
WIRING DIAGRAM AND TROUBLESHOOTING
No
cl
Repair connections or harness.
I
Check if continuity exists between L Y
terminals of sub-fan relay body harness
connector and sub-fan motor.
Yes
No
~
Repair or replace sub-fan motor.
I
Check if voltage is produced at terminal B of
sub-fan motor body harness connector.
Yes
Disconnect terminal YW of sub-fan relay
body harness connector from ground.
No
: Repair or replace sub-fan motor.
I
Check if continuity exists between YW
terminal of sub-fan relay body harness
connector and signal controller body harness
connector
®.
Yes
Replace signal controller.
I
104