DTC B1252-1D: Auxiliary Jack/USB Port/SD Card Slot Hub Circuit Malfunction: Notes
WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.
| Description |
Auxiliary jack/USB port/SD card slot hub circuit malfunction |
| Detection condition |
- The connectivity master unit (CMU) detects over-current (550 mA or more
) in auxiliary jack/USB port/SD card slot hub circuit with the ignition switched ON (engine off or on).
|
| Fail-safe |
Not applicable |
| Possible cause |
- Auxiliary jack/USB port/SD card slot hub connector or terminal malfunction
- Connectivity master unit (CMU) connector or terminal malfunction
- Short to ground in wiring harness between connectivity master unit (CMU) terminal 4C and auxiliary jack/USB port/SD card slot hub terminal 2C
- Auxiliary jack/USB port/SD card slot hub malfunction
- Connectivity master unit (CMU) malfunction
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