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DSC OFF SWITCH, DSC OFF INDICATOR LIGHT

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2016 – MX-5 – Brakes

DSC OFF SWITCH, DSC OFF INDICATOR LIGHT

Purpose/Function

  • The DSC OFF switch, located on the dashboard, allows for optionally enabling/disabling the TCS/DSC control at driver discretion.

  • The DSC OFF indicator light, built into the instrument cluster, informs the driver that TCS/DSC control has been disabled by operation of the DSC OFF switch.

Construction/Operation

  • When the DSC system and CAN lines are functionally normally, the DSC OFF indicator light illuminates for approx. 3.0 s when the ignition is switched ON to check the light function.

  • When the DSC OFF switch is pressed to disable TCS/DSC control, the DSC OFF indicator light illuminates.

  • The DSC OFF indicator light illumination and TCS/DSC control conditions while operating the DSC OFF switch are as indicated in the table.

Mode

DSC OFF indicator light illumination conditions

TCS control conditions

DSC control conditions

Brake control

Engine control

Brake control

Engine control

TCS/DSC ON

Not illuminated

Permitted

Permitted

Permitted

Permitted

TCS/DSC OFF

Illuminated

Inhibited*1*2/permitted*3

Inhibited

Inhibited

Inhibited

*1
No difference in wheel speed on front left/right wheels
*2
Difference in wheel speed on front left/right wheels (vehicle speed 35 km/h {22 mph} or more)
*3
Difference in wheel speed on front left/right wheels (vehicle speed less than 35 km/h {22 mph})

Fail-safe

DTC No.

Fail-safe function

C0089:64

  • Permits the control and does not illuminate each warning/indicator light.

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