Subaru XT 1988 Service Manual page 1389

2) Auto antenna
Turn radio on.
Check if sound of mov·
ing antenna is heard.
Yes
Check if antenna fu Ily
extends and sound
stops.
Yes
Turn radio off.
Check if sound of mov·
jng antenna is heard.
Yes
Check if antenna fully
extends and sound
stops.
Yes
No problem.
WIRING DIAGRAM AND TROUBLESHOOTING
--
~
No
~
Turn radio off and con·
nect antenna harness.
t
No
Check if terminal volt·
Check if antenna har·
OK
age of antenna harness
~
ness is connected pro·
connector is at least 10
Replace radio.
perly.
volts.
If still NG
OK
Broken or shorted
antenna harness.
Check and repair.
Replace antenna.
Install former radio.
1st
replace·
ment
Yes
Check if terminal volt·
age of antenna harness
No 1st replacement
connector is less than 1
Replace radio.
volt. If still
NG
Repair shorted antenna
harness (positive side).
Details of antenna harness connector
~ GrOUnd
(0
volts)
Terminal
(Voltage produced here
should be at least 10
----t--
volts when radio is on
and less than 1 volt Battery terminal
8),
when radio is off.) 10 volts. min.
Female connector (body side)
It takes approximately eight seconds for antenna to extend completely.
117
6-3
1 st
replace·
ment