DSC Off Switch Inspection

Remove the DSC OFF switch. See DSC OFF SWITCH REMOVAL/INSTALLATION .
Verify that the continuity between the DSC OFF switch terminals is as indicated in the table
- If not as indicated in the table, replace the DSC OFF switch
  
  Fig 1: DSC OFF Switch Terminals Continuity Chart
  Courtesy of MAZDA MOTORS CORP.
Apply battery voltage to DSC OFF switch terminal E, and connect terminal A to ground.
Verify that the LED illuminates.
- If there is any malfunction, replace the DSC OFF switch.
  
  Fig 2: Inspecting DSC OFF Switch Terminals Continuity
  Courtesy of MAZDA MOTORS CORP.