DTC B12BD:11 [Connectivity Master Unit]: Notes
DTC B12BD:11 (CONNECTIVITY MASTER UNIT) DETECTION CONDITION AND POSSIBLE CAUSES
| Description |
Rear mount camera circuit malfunction |
| Detection condition |
- The connectivity master unit (CMU) detects a voltage value for the rear mount camera circuit of within 5.8 V or exceeding 6.2 V for 5 s or more with the ignition switched ON (engine off or on).
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| Fail-safe |
Not applicable |
| Possible cause |
- Rear mount camera connector or terminal malfunction
- Connectivity master unit (CMU) connector or terminal malfunction
- Short to ground in wiring harness between the following terminals:
- Connectivity master unit (CMU) terminal 1C-Rear mount camera terminal A
- Rear mount camera malfunction
- Connectivity master unit (CMU) malfunction
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