Details On DTCs
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 U2300:00 (PCM, SKYACTIV-G, US) DETECTION CONDITION AND POSSIBLE CAUSE
| Description |
Global central configuration error |
| Detection condition |
Determination conditions |
- Any of following conditions occurs:
- No configuration of the body control module (BCM).
- The configuration signal with the estimated CAN ID is not sent from the body control module (BCM).
- The configuration signal value sent via CAN from the body control module (BCM) is unknown or invalid.
- The configuration signal value sent via CAN from the body control module (BCM) is a value other than the estimated value.
- The configuration signal value sent via CAN from the body control module (BCM) does not match the PCM value.
|
| Preconditions |
- Battery voltage: above 9.45 V*1
- Switch the ignition ON (engine off or on)
*1
: Standard can be verified by displaying PIDs using M-MDS |
| Malfunction determination period |
|
| Drive cycle |
|
| Self test type |
- CMDTC self test, KOEO self test, KOER self test
|
| Sensor used |
|
| Fail-safe function |
- Operates by the previously learned configuration value.
|
| Vehicle status when DTCs are output |
|
| Possible cause |
- CAN drive error (body control module (BCM) or PCM)
- Configuration data for the body control module (BCM) is incorrectly set
- CAN communication line malfunction between body control module (BCM) and PCM
- Body control module (BCM) connector or terminals malfunction
- PCM connector or terminals malfunction
- Body control module (BCM) incorrect installation
- Body control module (BCM) malfunction
- Error in non-volatile memory in PCM
- PCM malfunction
|
 Courtesy of MAZDA MOTORS CORP.
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