SUPPLIER IDENTIFICATION PROCEDURE
Note. The supplier can vary with the module. When asking the supplier (service center) for repair or replacement, identify the supplier and fill in the Audio Repair Order Form with the following procedures.
Identification Using the Label or Inscribed Lettering
- Remove the audio unit.
- Verify the supplier by referring to the label attached to each unit.
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- Start the on-board diagnostic test mode.
- Identify the device and supplier codes by referring to the LCD display. NOTE: If no DTC is stored, no codes will be displayed.
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- Start the on-board diagnostic test mode.
- While pressing the POWER button, simultaneously press the AUDIO CONT button for 2 s or more. CAUTION: Before clearing the memory, be sure to enter all of the DTCs displayed in the on-board diagnostic test mode in the Audio Repair Order Form.
- To stop the on-board diagnostic test mode, turn the ignition switch to the LOCK position.
Scheme 6
![Scheme 6: DIAGNOSTIC TROUBLE CODES TABLE [AUDIO SYSTEM]](https://i.diagnostdata.com/repair/97/97e75589bf847c87f2decd82c89a395b81fc46965679216764a0c6a7c0bc397b.webp)
| DTC | Description |
|---|---|
| DTC 09:ER22 | BASE UNIT (PERIPHERAL CIRCUIT FOR TUNER) |
| DTC 09:ER20 | POWER SUPPLY CIRCUIT OF UNIT BASE |
| DTC 00:ER10 | CASSETTE DECK - BASE UNIT COMMUNICATION LINE |
| DTC 03:ER10 | CD PLAYER - BASE UNIT COMMUNICATION LINE |
| DTC 06:ER10 | CD CHANGER (UPPER MODULE) - BASE UNIT COMMUNICATION LINE |
| DTC 07:ER10 | MD PLAYER - BASE UNIT COMMUNICATION LINE |
| DTC 03:ER01 | CD PLAYER |
| DTC 03:ER02 | CD PLAYER |
| DTC 03:ER07 | CD PLAYER |
| DTC 00:ER01 | CASSETTE DECK |
| DTC 00:ER03 | CASSETTE DECK |
| DTC 00:ER04 | CASSETTE TAPE |
| DTC 06:ER01 | CD CHANGER (UPPER MODULE) |
| DTC 06:ER02 | CD CHANGER (UPPER MODULE) |
| DTC 06:ER07 | CD CHANGER (UPPER MODULE) |
| DTC 07:ER01 | MD PLAYER |
| DTC 07:ER02 | MD PLAYER |
| DTC 07:ER07 | MD PLAYER |
| DTC 07:ER08 | MD |
| DTC 10:ER01 | MP3 APPLICABLE CD PLAYER |
| DTC 10:ER02 | MP3 APPLICABLE CD PLAYER |
DIAGNOSTIC TROUBLE CODES (DTC) LIST
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- With the audio power on, press the POWER button and simultaneously press the SEEK button (upper) for approx. 1 s.
- Inspect according to the following table
- Turn the audio off or the ignition switch to the LOCK position to stop the diagnostic assist function.
Scheme 51
- With the audio power on, press the POWER button and simultaneously press the CLOCK button for approx. 1 s.
- Inspect according to the following table
- Turn the audio off or the ignition switch to the LOCK position to stop the diagnostic assist function.
Scheme 52
- With the audio power on, press the POWER button and simultaneously press the AUTO-M button for approx. 1 s.
- Inspect according to the following table
- Turn the audio off or the ignition switch to the LOCK position to stop the diagnostic assist function.
Scheme 53
- With the audio power on, press the POWER button and simultaneously press the PRESET 2 button for approx. 1 s.
- Inspect according to the following table: CAUTION: Even if the system is normal, radio reception may be difficult depending on where the system is inspected (indoors/outdoors, or conditions at the location). Before inspecting the system, verify that radio reception is adequate. When inspecting, select a frequency band (radio station) with the best reception.
- Turn the audio off or the ignition switch to the LOCK position to stop the diagnostic assist function.