DTC C1A77:12/C1A77:13/C1A77:16 [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
| C1A77:12 |
Valve relay |
| C1A77:13 |
| C1A77:16 |
| DETECTION CONDITION |
C1A77:12
- Detect the valve relay monitor ON while the relay is off for 4.5 s or more
C1A77:13
- Detect the valve relay monitor off while the relay is ON for 0.22 s or more
C1A77:16
- The valve relay monitor stuck off when the relay ON is commanded
|
| POSSIBLE CAUSE |
- Fuse malfunction
- MAIN 125 A fuse
- ABS MOTOR 60 A fuse
- ABS SOL 30 A fuse
- Valve relay operation malfunction
- Connector or terminal malfunction
- Short to ground or open circuit in wiring harness between battery positive terminal and DSC HU/CM terminal AG
- DSC HU/CM malfunction
- DSC HU/CM internal circuit malfunction
|
 Courtesy of MAZDA MOTORS CORP.
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