DTC U0423:29/U0423:7B [Dynamic Stability Control (DSC)]: Notes
WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
DETECTION CONDITION AND POSSIBLE CAUSE
| C0423:29 |
Brake fluid level sensor |
| C0423:7B |
| DETECTION CONDITION |
C0423:29
- Receive the invalid signal of brake fluid level sensor from the instrument cluster for 0.5 s or more
when the voltage of ECU terminal is normal and the vehicle speed is 3 km/h {2 mph} or more
C0423:7B
- Receive the signal which brake fluid level is low from the instrument cluster for 5 s or more
when the voltage of ECU terminal is normal
|
| POSSIBLE CAUSE |
- BCM malfunction
- Amount of brake fluid is low
- Brake fluid level sensor malfunction
- Instrument cluster malfunction
- DSC HU/CM malfunction
|