If your vehicle has the Traction Control System (TCS), this light comes on for a few seconds when the ignition is turned to ON.

If the light does not come on, then have it fixed so it will be ready to warn you if there is a problem.

The TCS warning light may also come on for the following reasons:

If the TCS warning light comes on and stays on for an extended period of time when the system is turned on, there may be a problem with your TCS and your vehicle needs service.

When the TCS warning light is on, the system will not limit wheel spin. Adjust your driving accordingly.