Mazda CX-9 Grand Touring 2009 Manual page 505

Fig. 5: Symptom Troubleshooting Chart
Courtesy of MAZDA MOTORS CORP.
NO.1 ANY OF THE FOLLOWING LIGHTS DO NOT ILLUMINATE WHEN
IGNITION SWITCH TURNED TO ON POSITION: (ABS WARNING LIGHT,
BRAKE SYSTEM WARNING LIGHT, DSC INDICATOR LIGHT AND/OR TCS
OFF LIGHT) [DSC/RSC]
TROUBLESHOOTING CHART
Any of the following lights do not illuminate when the ignition switch is turned to the ON
1 position: (ABS warning light, BRAKE system warning light, DSC indicator light and/or TCS
OFF light).
[TROUBLESHOOTING HINTS]
Inspect each light in the instrument cluster for malfunction
Poor connection at DSC/RSC HU/CM connector
DIAGNOSTIC PROCEDURE
DIAGNOSTIC PROCEDURE
STEP
INSPECT FOR DTCS IN DSC/RSC
HU/CM
1
Inspect the DTC for the ON-BOARD
DIAGNOSTIC SYSTEM.
Have DTCs been stored in memory?
INSPECT WHETHER MALFUNCTION
IS IN INSTRUMENT CLUSTER
SYSTEM OR OTHER SYSTEM
2
Do other warning and indicator lights
illuminate when the ignition switch is
turned to the ON position?
2008 Mazda CX-9 Grand Touring
2008 BRAKES Symptom Troubleshooting (DSC/RSC) - Mazda CX-9
INSPECTION ACTION
Perform the applicable DTC inspection. (See
Yes
ON-BOARD DIAGNOSIS [DSC/RSC] .)
No Go to the next step.
Yes Go to the next step.
Inspect or repair the instrument cluster (power
No
supply system, ground system).