Is the volume on the head unit
minimum?

Adjust the volume on
the head unit.
Yes

No
Inspect the cable condition.
Is the cable shorted or damaged?

Repair or replace the
cable.
Yes

No
Replace the head unit.

39

2. Troubleshooting
NO SOUND (iPod)
Note:
1. “UART” and “CAN” are not
shown for 86271FJ630/730
and 86201FJ660/760
2. “GPS” will indicate “NG” on
non-Navigation equipped Infotainment systems

Condition: No sound on iPod

Is the iPod compatible?

No

See the owners manual page
97 for a list of compatible Apple
products. For the latest updates
see Subaru.com.

Non supported iPod
may not work.

Yes
Check the USB connectivity in
diagnostic mode since iPod
will be connected to USB port.

Reconnect the vehicle USB port.
Does the diagnostic mode
display "OK"?

No

Does the indicator display
"OK"?

Yes
Yes

No
Switch to iPod mode and
re-check for original condition.

Disconnect the iPod device
and check to see if iPod
works by itself.

No

Use a known good iPod device
containing music files and recheck for original condition.

Does iPod play without being
connected to the head unit?

Yes

Examine customer's iPod.

Use a known good cable from
the iPod to the USB port
Does the same issue occur?

Yes

Replace the vehicle USB port
with a known-good one and
re-check original condition.
Does the same issue occur?

No
Yes

iPod cable is
defective.

Replace the head unit.

40

No

Original USB Port is
defective and needs to
be replaced.

2. Troubleshooting
CD SKIP
Condition: CD Skips

CD skips.

Does CD skipping only
occur when vehicle is in
motion?

Yes

Does CD skipping
happen at the same
location?

Yes

(Ex. dirt road, railroad track,
road construction may cause
CD skipping).

No

No

Are the head unit mounting screws tight?

No

Yes
Replace CD with knowngood CD.
Does the problem still
occur?

Check the location if road
condition is good

No

CD being used may be excessively scratched/warped or has
paper label on it. Replace disc
and re-check for original
condition.

Yes

Replace the head unit.

41

Re-install the head unit
properly and re-check for
original condition.

2. Troubleshooting
CD WON’T PLAY CORRECTLY
Condition: Won't read CD, abnormal playback, makes noise when playing CD

CD won't play correctly.

Is the CD clean and free
from scratches and/or
finger prints?

No

Please clean the CD
and try again.

Yes
Is a paper label on the
CD?

Yes

Do not use CDs with a paper label. Paper labels will peel off and
get jammed inside of the head
unit.

No
Is it a factory pressed CD
or CD-R/RW?

CD-R/RW

Due to different makes of CD-R/RW, and
quality of recordings this can cause the
CD player not to play correctly.

Factory Pressed
Try a known good commercially available CD.
Is the condition fixed?

Replace the head unit.
No

Yes
CD being used may be
excessively scratched/
warped or data recorded
is not supported. Replace
disc and re-check for
original problem.

42

2. Troubleshooting
SOUND IS POOR OR NOISY
Condition: Sound poor, sound too low, sound
too loud, and sound is distorted.

Sound is Poor/Noisy.

Isthe
sound
noisy
for
Radio
IsIs
sound
sound
noisy
noisy
forfor
mode
only
or ALL
modes?
Radio
Radio
mode
mode
ororAll
All
modes?

Radio

Is the noise heard even in
area with good radio
reception?

ALL modes

No

Yes
Is the noise heard only at
the specific area?

Yes

No

Move the vehicle to
an area with good
reception and
re-check for original
condition.
Check where it happens.
Mountains or tall
buildings cause multi
-path.
Airport or power line
causes radio noise.

Check antenna system.
Ex) Roof antenna
Antenna AMP
Antenna wire harness

Replace the media
player/iPod with a
known-good one and
re-check.

In case of the
condition not fixed
No

Is the condition still
present?

Condition is
caused by
bad media
player/iPod.

Yes
Check all speakers
(shorted, grounded).
All speakers are
good?

Yes

Are there any aftermarket product is installed?
Yes

No

Cell phone or other
wireless device is
close to the head
unit?
Yes

No

No
Replace or repair
speakers.

Remove the product
and re-check for
original condition.
43

Replace the head unit.

2. Troubleshooting
NO ILLUMINATION
Condition: No front panel button illumination / When headlights are on, does not change to night mode.
Note:
1. “UART” and “CAN” are not
shown for 86271FJ630/730
and 86201FJ660/760
2. “GPS” will indicate “NG” on
non-Navigation equipped Infotainment systems

Front panel illumination
does not light up.

Check the ILL+ signal in
diagnostic mode.

Check if the ILL+ is connected
correctly in the wire harness.

No

Does the diagnostic display shows “ON”?

Does the illumination turn ON?
No

Yes
Check ILL + signal at the head
unit.
(10P connector A, #10 pin, input 12V
when ILL is ON)

No

Vehicle wire harnesses
could be defective.

Is ILL + within specification?
Yes
Does the illumination
turn ON?

Yes

No

Replace the head unit.

Yes
The problem was
solved.

44

The problem was
solved.

2. Troubleshooting
NO MAP IS DISPLAYED (NAV UNIT ONLY)
Condition: Audio is heard, but no map image is on screen.

Press “MAP” button.

Yes

The problem was solved.

Is the MAP showing?
No
Check MAP SD card in the unit.

No
Insert MAP SD card and try
again.

Is MAP SD card in the unit?
Yes
Check the part number of MAP
SD card. Please see the page
5 to identify the part number of
Map SD Card.

No

Insert correct part number of SD
card and try again.

Is the part number correct?
Map SD Card Part Number

Yes

Swap the MAP SD card from
another unit.

No

Replace the head unit.

Is the MAP showing?
Yes
Replace the MAP SD card.

45

2. Troubleshooting
POOR OR NO RESPONSE FROM TOUCH SCREEN
Condition: Poor or no response when touching the screen

Does the audio/tune
knob work?

No

Replace the head unit.

Yes
Is there a protective film
on the screen?

Yes
Remove the protective film.

No
Is there dirt or liquid
spilled on the screen?

Yes

Remove dirt and/or liquid
from the screen.

No
Is the customer using a
stylus or finger nail to
touch the screen?

Yes

Operate with bare finger
tip.

No
Is the steering switch
being touched at the
same time?

Yes

Operate without touching
steering switches.

No
Is there equipment that
generates electromagnetic waves by the
vicinity of the screen?

Yes

Move the equipment away
from the screen.

No
Yes
Remove the 10pin harness and check B+ and
ACC to verify both are
between 11V and 16V.
Are voltages present?

Replace the head unit.

No
Check vehicle power supply to the head unit.

46

2. Troubleshooting
CURRENT GPS POSITION DOES NOT MOVE
Condition: Vehicle position icon is inaccurate / Vehicle position icon doesn’t move

Current GPS position
on map doesn't move
even though vehicle is
in motion.

Drive vehicle in an open
area with no obstructions
(buildings, hills,
structures).

Problem could be related to
poor GPS reception due to
driving in a tunnel/area with
obstructive objects.

Yes

Does the current position
icon move in accordance
with the vehicle's
movement?
No

Remove or disconnect it
and re-check for the
original condition.

Yes

Is any aftermarket
electrical device installed?

Note:
“UART” and “CAN” are not
shown for 86271FJ630/730
and 86201FJ660/760

No

Check the GPS connectivity in diagnostic mode.
Does the indicator display
"OK"?
Yes

No

Try a known good GPS
antenna connected to the
head unit.

No

Is the condition still
present?
Yes

Replace Navigation
Head Unit.
47

Replace the GPS antenna.

2. Troubleshooting
BLUETOOTH DOES NOT WORK
Condition: Bluetooth device will not pair to the system
Gather following Information
from customer; Service
provider, phone manufacturer and model number.

Is Bluetooth device
compatible?
Refer to: www.subaru.com

No

Bluetooth devices that are not listed on Subaru
web may not pair to the system.
Note: Bluetooth devices that are not listed as incompatible
or compatible have not been tested. This does not mean
that the unlisted Bluetooth device are incompatible, but that
they simply have not been verified.

Yes

No

On your device, is the Bluetooth function turned ON?
Yes