DTC U2300-55: Body Control Module (BCM) Configuration Not Performed [Connectivity Master Unit]: Outline
WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
DTC U2300:55 (CONNECTIVITY MASTER UNIT) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Body control module (BCM) configuration not performed |
| Detection condition |
- The connectivity master unit (CMU) detects the following conditions for 1 s.
- Configuration data is not received.
- Configuration data is not written.
- Configuration data was reset.
- Audio amplifier or remote tuner (RT) configuration error signal is received.
|
| Fail-safe |
Not applicable |
| Possible cause |
- Inappropriate audio amplifier, remote tuner (RT), or connectivity master unit (CMU) replacement procedure
- Configuration data of body control module (BCM) and connectivity master unit (CMU) not matched
- Body control module (BCM) configuration data write error
- The connectivity master unit (CMU) configuration after replacement is not implemented.
- Audio amplifier malfunction
- Remote tuner (RT) malfunction
- Connectivity master unit (CMU) malfunction
- Body control module (BCM) malfunction
|
| System wiring diagram |
Not applicable |
| Connector diagram |
Not applicable |