DTC B13C3-29: Communication Error Between Start Stop Unit And LF Control Unit: Notes
WARNING: This page is about a different car, the 2016 Mazda CX-3. However, it is still accessible from the selected car via links, so may be relevant.
| Description |
Communication error between start stop unit and LF control unit |
| Detection condition |
- Start stop unit detects the communication error with the LF control unit 10 times.
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| Fail-safe |
- Inhibits the door lock/unlock control using the advanced keyless entry system.
|
| Possible cause |
- LF control unit connector or terminal malfunction
- Start stop unit connector or terminal malfunction
- Short to ground in wiring harness between start stop unit terminal 2F and LF control unit terminal I
- Open circuit in wiring harness between start stop unit terminal 2F and LF control unit terminal I
- LF control unit malfunction
- Start stop unit malfunction
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