Mazda CX-9 Grand Touring 2009 Manual page 477

PROCEDURE
6
Are any other DTCs present?
DTC C1115, C1185 [DSC/RSC]
NOTE:
Perform the inspection of DTCs other than C1115 and C1185 first when
verifying DTCs.
DTC C1115, C1185 [DSC/RSC] DETECTION CONDITION AND POSSIBLE CAUSE
DTC C1115, C1185
DETECTION
CONDITION
POSSIBLE CAUSE
DIAGNOSTIC PROCEDURE
DTC C1115, C1185 [DSC/RSC] DIAGNOSTIC PROCEDURE
STEP INSPECTION
VERIFY DTC INSPECTION
Turn the ignition switch off.
1 Using the M-MDS, perform the
DTC inspection.
Are any DTCs other than C1115
and C1185 output?
VERIFY CURRENT STATUS OF
MALFUNCTION
Clear the DTC from the memory.
2
(See ON-BOARD
DIAGNOSTIC [DSC/RSC].)
Is the same DTC present?
VERIFY THAT NO DTCS ARE
OUTPUT AGAIN
3
Drive the vehicle at 32 km/h or
2008 Mazda CX-9 Grand Touring
2008 BRAKES On-Board Diagnostic (DSC/RSC) - Mazda CX-9
Yes (See ON-BOARD DIAGNOSTIC [DSC/RSC].)
No
Valve relay system
C1115
Short circuit in the DSC/RSC HU/CM internal value relay.
C1185
Open circuit in the DSC/RSC HU/CM internal value relay.
Open or short circuit in the DSC/RSC HU/CM internal valve relay, or
stuck valve relay
Yes
No
Yes
No
Yes If DTC C1115 or C1185 is output again, replace the
DTC troubleshooting completed.
ACTION
Go to the applicable DTC inspection.
(See ON-BOARD DIAGNOSTIC [DSC/RSC].)
Go to the next step.
Replace the DSC/RSC HU/CM, then go to the next
step.
(See DSC/RSC HU/CM
REMOVAL/INSTALLATION .)
Go to the next step.
DSC/RSC HU/CM.
(See DSC/RSC HU/CM