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Home >> Mazda >> 2007 >> 6 Mazdaspeed >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Symptom Troubleshooting [Dynamic Stability Control System] >> No. 4 Abs Or TCS* Operates Frequently/TCS Does Not Work Correctly* : DSC System Function Contains Traction Control Function, DSC Indicator Light Goes On And Off While DSC Operates [DSC] >> Diagnostic procedure
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Diagnostic procedure

DIAGNOSTIC PROCEDURE

STEP INSPECTION ACTION
1 INSPECT FOR DTCS IN DSC HU/CM 
  • Check the DTC for the DSC ON-BOARD DIAGNOSTIC SYSTEM.
  • Have DTCs been recorded in memory?
 Yes Perform inspection using appropriate DTC.
No Go to next step.
2 INSPECT TIRE SIZE AND AIR PRESSURE 
  • Inspect tire size and air pressure.
  • Are size and air pressure as specified?
 Yes Go to next step.
No Replace with specified tires and adjust tire air pressure.
3 INSPECT ABS WHEEL-SPEED SENSOR OUTPUT PULSE 
  • Inspect the output value from the ABS wheel-speed sensor.
  • Is output value normal?
 Yes Found malfunctioning part according to "INTERMITTENT CONCERN TROUBLESHOOTING".
No
  • ABS wheel-speed sensor installation inspection: Inspect the ABS wheel-speed sensor for looseness and confirm it is securely adhered.
  • ABS sensor rotor installation inspection: Inspect the ABS sensor rotor for poor installation.
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