Mazda RX-8 Manual page 1541

DTC C1994 [DYNAMIC STABILITY CONTROL]
DTC C1994
DETECTION
CONDITION
POSSIBLE CAUSE
Diagnostic procedure
STEP INSPECTION
VERIFY DTC TROUBLESHOOTING
COMPLETED
1
Clear the DTC from the memory.
•
Are the same DTCs present?
•
VERIFY AFTER REPAIR PROCEDURE
2
Are any other DTCs present?
•
DSC control
DSC control for the front wheels continues for 10 s or more .
•
During DSC control, the pressure increase operation to any of the all four
•
wheels does not occur for 1.3 s or more .
This does not indicate a malfunction since constant control over extended period
•
of time is inhibited to protect the DSC solenoid valve inside the DSC HU.
ACTION
Replace the DSC HU/CM, then go to the next
Yes
step.)
No Go to the next step.
Yes Go to the applicable DTC inspection.
No DTC troubleshooting completed.
(w) RX8 - Brakes
Page 127