With Bose®: Outline
DTC B1A07-11: (CONNECTIVITY MASTER UNIT) DETECTION CONDITION AND POSSIBLE CAUSE (WITH BOSE®)
| System malfunction location |
Rear side speaker (LH) audio output circuit or rear side speaker (RH) audio output circuit malfunction |
| Detection condition |
- The audio amplifier detects a short to ground in the rear side speaker (LH) audio output circuit or rear side speaker (RH) audio output circuit for 30 s.
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| Fail-safe |
Not applicable |
| Possible cause |
- Rear side speaker (LH) connector or terminal malfunction
- Rear side speaker (RH) connector or terminal malfunction
- Audio amplifier connector or terminal malfunction
- Rear side speaker (LH) malfunction
- Rear side speaker (RH) malfunction
- Short to ground in rear side speaker (LH) audio output circuit or rear side speaker (RH) audio output circuit
- Audio amplifier malfunction
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 Courtesy of MAZDA MOTORS CORP.
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