No. 10 TCS Indicator Light Illuminates

• When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while doing the inspection to discover whether poor contact points are the cause of any intermittent malfunctions. If there is a problem, check to make sure connectors, terminals and wiring harness are connected correctly and undamaged.
  Fig 1: No. 10 TCS Indicator Light Illuminates - Description & Possible Causes

  Courtesy of MAZDA MOTORS CORP.

Fig 2: No. 10 TCS Indicator Light Illuminates - Inspection & Action

Courtesy of MAZDA MOTORS CORP.

CAUTION:

• Recheck the diagnostic trouble code after repair completion.

NOTE:

• The ABS warning light normally illuminates for 2-4 seconds after ignition switch is turned to ON.
• If any symptoms have occurred in the past but are now okay, malfunction of related harness could be the possible cause and thus ABS CM is normal.