STARTING PROCEDURE FOR ON-BOARD DIAGNOSTIC Audio TEST MODE

  1. Turn the ignition switch to the ACC or ON position.
  2. While pressing the POWER button, simultaneously press the AM button and the CLOCK button for 2 seconds or more.
MPS Radio
Note If several DTCs are in the memory, they can be displayed using the SEEK button.

MEMORY CLEARING PROCEDURE

While pressing the POWER button, simultaneously press the AUDIO CONT button for 2 seconds or more. To stop the on-board diagnostic test mode, turn the ignition switch to the LOCK position

Error codes from Your MPS / Mazda Audio System and what they mean

DTCError
Message		System Malfunction
09: Er22
-
Base unit (peripheral circuit for tuner)
09: Er20
-
Power supply circuit to base unit
00: Er10
-
Cassette deck communication circuit system
03: Er10
-
CD player communication circuit system
03:Er10 or
06:Er10
-
Base unit detects communication error with CD player
03:Er01
-
CD player cannot implement insert and eject commands,Defective CD (broken or foreign material stuck/attached)or CD player malfunction
05: Er10
-
CD changer (external) communication circuit system
06: Er10
-
CD changer (upper module) communication circuit system
07: Er10
-
MD player communication circuit system
03: Er01
-
CD player system
03: Er02
CHECK CD
CD player system
03: Er07
CHECK CD
CD player system
00: Er01
-
Cassette deck system
00: Er03
-
Cassette deck system
00: Er04
CHECK TAPE
Cassette tape system
05: Er01
- CD changer
(external) system
05: Er07
CHECK CD
CD changer (external) system
06: Er01
-
CD changer (upper module) system
06: Er02
CHECK CD
CD changer (upper module) system
06: Er07
CHECK CD
CD changer (upper module) system
07: Er01
-
MD player system
07: Er02
CHECK MD
MD player system
07: Er07
CHECK MD
MD player system
07: Er08
CHECK MD
MD system
09: Er22
-
Base unit detects malfunction in tuner Section.
09:Er20
-
Voltage detected at base unit terminals 1B and 1R is less than 8.5 V, or more than 16 V (must not be 16V).
Other codes include,
DTC 03:ER07 DTC 00:ER01 DTC 00:ER03 DTC 00:ER04 DTC 06:ER01 DTC 06:ER02 DTC 06:ER07 DTC 07:ER01 DTC 07:ER02 DTC 07:ER07 DTC 07:ER08 DTC 10:ER01 DTC 10:ER02
10: Er01
-
MP3 applicable CD player system
10: Er02
CHECK CD
MP3 applicable CD player system
no Er
-
No DTCs stored

LCD Inspection

With the audio power on, press the POWER button and simultaneously press the SEEK button (upper) for approx. 1 seconds.
Will display all Elements on LCD turned on

Button Inspection

With the audio power on, press the POWER button and simultaneously press the CLOCK button for approx. 1 s.
Press any button and a buzzer will sound. With the audio power on, press the POWER button and simultaneously press the AUTO-M button for approx. 1 second.
Each speaker output sound in the following order
  1. Front passenger-side door speaker and tweeter
  2. Front driver-side door speaker and tweeter
  3. Driver-side rear door speaker
  4. Passenger-side rear door speaker

Radio Reception Condition Inspection

With the audio power on, press the POWER button and simultaneously press the PRESET 2 button for approx. 1 seconds. The display ill show a S-Meter Strenght of the Radio station you have tuned it to, 5 to 9 is GOOD, 3-4 is OK 2-0 is are you really on a Station, or its stuffed..

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