Mazda CX-9 Grand Touring 2009 Manual page 506

VERIFY THAT DSC/RSC HU/CM
CONNECTOR IS CONNECTED
3
Is the DSC/RSC HU/CM securely
connected?
VERIFY THAT DSC/RSC HU/CM
CONNECTOR TERMINAL OR
RELATED CONNECTOR TERMINALS
ARE CONNECTED
4
Are DSC/RSC HU/CM connector
terminal, instrument cluster connector
terminal, or related connector terminals
securely connected?
INSPECT INSTRUMENT CLUSTER
Inspect the instrument cluster. (See
5
ON-BOARD DIAGNOSIS
[DSC/RSC] .)
If the instrument cluster normal
NO.2 ANY OF THE FOLLOWING LIGHTS REMAIN ON: (ABS WARNING
LIGHT, BRAKE SYSTEM WARNING LIGHT, DSC INDICATOR LIGHT AND/OR
TCS OFF LIGHT) [DSC/RSC]
TROUBLESHOOTING CHART
Any of the following lights remain on: (ABS warning light, BRAKE system warning light, DSC
2
indicator light and/or TCS OFF light)
[TROUBLESHOOTING HINTS]
Brake fluid amount is low
Parking brake does not release
No connection at DSC/RSC HU/CM connector
(When HU/CM connector is disconnected, ABS warning light and BRAKE system warning light
illuminate)
DSC/RSC HU/CM detected malfunction (Input and output device malfunction)
DSC/RSC HU/CM detects low voltage in power supply
DSC/RSC HU/CM ground malfunction
(When DSC/RSC HU/CM ground is not securely connected, ABS warning light and BRAKE
system warning light illuminate but diagnostic trouble code does not displayed)
2008 Mazda CX-9 Grand Touring
2008 BRAKES Symptom Troubleshooting (DSC/RSC) - Mazda CX-9
Yes Go to the next step.
Connect the DSC/RSC HU/CM connector
No
securely, then go to the next step.
Yes Go to the next step.
Securely connect the DSC/RSC HU/CM
No connector terminal and related connector
terminals.
Replace the DSC/RSC HU/CM. (see DSC/RSC
Yes
HU/CM REMOVAL/INSTALLATION .)
Replace the instrument cluster. (See
No INSTRUMENT CLUSTER
REMOVAL/INSTALLATION .)