Mazda RX-8 Workshop Manual page 3128

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2011 - RX-8 - Body and Accessories
DTC TABLE [CAR-NAVIGATION SYSTEM]
Screen
display
Malfunction description
Device Error
code code
Car-navigation does not
20
function
Audio unclear or no audio
21
from radio and CD
Inferred cause/verified content
Battery voltage malfunction
Verify the
symptoms
described by
the customer
(such as
occurrence
frequency and
mode).
Short to
ground in the
wiring harness
between the
car-navigation
unit and
speakers
Car-navigation
unit
malfunction
Verify the
sometimes
described by
the customer
(such as time
Reference
(See NO.1 CAR-NAVIGATION
SYSTEM DOES NOT START
OPERATION (DISPLAY CHANGES
TO BACK.) [CAR-NAVIGATION
SYSTEM].)
(See NO.5 BROKEN SOUND OR
POOR SOUND QUALITY
[AUDIO].)
(See NO.1 NO RADIO RECEPTION
(AM/FM)/NO OR LOW VOLUME
[RADIO].)