ON-BOARD DIAGNOSTIC SYSTEM FUNCTION [Bluetooth SYSTEM (HANDS-FREE TELEPHONE (HF/TEL) SYSTEM)]
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Self-diagnostic Function
Malfunction detection function
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• The malfunction detection function detects malfunctions occurring in the Bluetooth system (hands-free telephone (HF/TEL) system).
Memory function
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• The memory function converts a malfunction detected by the malfunction detection function to a DTC and stores it. The error currently occurring is stored as a present malfunction. Up to six DTCs can be stored as a past malfunction. The DTCs, together with the number of times the ignition switch has been turned off after the occurrence of an error (maximum of 255 times), are stored as a past malfunction.
Display Function
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Mazda Modular Diagnostic System (M-MDS) not used
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• Activates the on-board diagnostic function by operating the audio unit and displays DTCs in the audio unit display. Refer to the Workshop Manual for the activation procedure of the on-board diagnostic function.
• The DTC consists of the following codes and numbers:
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― Supplier code (supplier name)
― Device code (malfunction location)
― Error code (malfunction contents)
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With using Mazda Modular Diagnostic System (M-MDS)
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• When a DTC inspection is performed using the Mazda Modular Diagnostic System (M-MDS), the malfunction diagnostics for the audio system and Bluetooth system (hands-free telephone (HF/TEL) system) is initiated.Refer the Workshop Manual for the DTC inspection procedure.
× :Applicable
— :Not applicable
DTC table
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DTC No.
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Security indicator light
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Description
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Fail-safe
|
Drive cycle
|
Self-test type*1
|
Memory function
|
|
Mazda Modular Diagnostic System (M-MDS) display
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Information display
(On-board diagnostic test mode)
|
|
—
|
26:Er81
|
—
|
Communication error with audio unit
|
—
|
—
|
D
|
—
|
|
B116A:12
|
26:Er82
|
—
|
Open circuit in microphone circuit
|
—
|
—
|
D
|
—
|
|
B116A:13
|
—*2
|
—
|
Open circuit in microphone circuit
|
—
|
—
|
D
|
—
|
|
B116A:44
|
26:Er86
|
—
|
Bluetooth unit internal malfunction
|
—
|
—
|
D
|
—
|
|
U0197:00
|
—*2
|
—
|
Communication error with audio unit
|
—
|
—
|
D
|
—
|
|
—
|
—
|
—
|
DTC is not recorded.
|
—
|
—
|
—
|
—
|
*1 :D: ODDTC self test
*2 :It is not displayed in the audio display because the on-board diagnostic test mode is not available.
DTC 7-digit code definition
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• When related systems or components have failed, the CM stores the DTC of the malfunctioning part in the CM memory, and allows for the retrieval of the store data using scanning tool when necessary. The DTCs are indicated using seven digits. Each digit indicates the following.
Diagnostic Assist Function
• Displays the Bluetooth system connection conditions and specifications in the audio unit display, and verifies the Bluetooth system connection conditions and specifications. Refer to the workshop manual for the diagnostic assist function activation procedure.
HF unit connection information
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• Displays the connection conditions in the audio unit display and verifies the Bluetooth unit connection conditions.
HF unit software version
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• Displays the Bluetooth unit software version in the audio unit, and verifies the Bluetooth unit specifications.
