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What to do when the TC light comes on?


The Traction Control (TC) light is an important indicator on your vehicle's dashboard. It alerts you to potential issues with your car's traction control system, which is designed to help maintain stability and prevent wheel slippage, especially in slippery conditions. If this light comes on, it’s essential to understand what it means and how to address it. At Kevin's Autos, with years of experience in car maintenance and repair, we’re here to guide you through the steps to take when this happens.


What Does the TC Light Mean?


The TC light typically illuminates when your vehicle's traction control system is activated or if there’s a malfunction in the system. The traction control system works by monitoring wheel speed and reducing power or applying brakes to specific wheels to prevent skidding. Here are the common reasons why the TC light might come on:



  • Slippery road conditions: The system activates to maintain stability on wet, icy, or uneven roads.

  • Faulty wheel speed sensors: These sensors monitor the speed of each wheel and send data to the traction control system. If they fail, the TC light may illuminate.

  • Malfunctioning ABS (Anti-lock Braking System): Since the traction control system often shares components with the ABS, an issue with the ABS can trigger the TC light.

  • Worn tires: Tires with insufficient tread can cause the system to work harder, potentially triggering the light.

  • Electrical or software issues: Problems in the vehicle’s computer system can also cause the TC light to come on.


Steps to Take When the TC Light Comes On


If your TC light comes on, follow these steps to ensure your safety and address the issue:



  • Check road conditions: If you’re driving on slippery or uneven surfaces, the light may simply indicate that the system is actively working. Drive cautiously and avoid sudden acceleration or braking.

  • Restart your vehicle: Sometimes, the light may come on due to a temporary glitch. Turn off your car, wait a few moments, and restart it to see if the light resets.

  • Inspect your tires: Check for uneven wear, low tread, or improper inflation. Properly maintained tires are crucial for the traction control system to function effectively.

  • Schedule a diagnostic check: If the light remains on or flashes, it’s time to visit a trusted auto repair shop like Kevin’s Autos. Our team can perform a thorough diagnostic to identify and resolve the issue.


When to Seek Professional Help


While some TC light activations are harmless and temporary, others may indicate a more serious problem. If the light stays on or flashes, or if you notice other warning signs like reduced braking performance or unusual noises, it’s best to consult a professional. At Kevin’s Autos, we specialize in diagnosing and repairing traction control systems, ensuring your vehicle is safe and reliable.


Preventing Future Issues


To minimize the chances of the TC light coming on unexpectedly, follow these preventive measures:



  • Regularly inspect and maintain your tires, ensuring they are properly inflated and have adequate tread.

  • Schedule routine maintenance checks to keep your vehicle’s systems in optimal condition.

  • Address any ABS or brake system issues promptly to prevent related problems with the traction control system.


Conclusion


The TC light is a helpful feature that ensures your safety by monitoring and maintaining your vehicle’s stability. While it’s not always a cause for alarm, understanding its purpose and knowing how to respond can save you time, money, and stress. If you’re unsure about the cause of the TC light or need assistance, don’t hesitate to contact Kevin’s Autos. Our experienced team is here to help you get back on the road safely and confidently.


Frequently Asked Questions

How much does it cost to replace a traction control sensor?


The average cost for a Traction Control Switch Replacement is between $112 and $124. Labor costs are estimated between $44 and $56 while parts are typically priced around $68. This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.



Is it safe to drive with trac off light on?


When the trac off lights up the t/c has been deactivated. Leave it on, it does not hurt anything.



Can I drive my car with the TC light on?


Yes, it is generally safe to drive with your traction control light on. However, you should take your car to a mechanic as soon as possible. The warning light indicates that your vehicle's ability to maintain traction is compromised, especially when driving in slippery conditions.



What causes the trac off light to come on?


The Trac off light indicates that the traction control system is disabled, which could happen if there is an engine problem or if you accidentally pressed the Trac off button. The check engine light could also be caused by other issues, such as a faulty oxygen sensor, a bad gas cap, or an EVAP system problem.



How do you fix a TC light on a car?


Find a safe place to pull over, turn off your vehicle, and then restart it. If a fluke in the TCS system triggered the warning light, it should turn stay off when you restart the engine. If it comes back on, it's likely time to call a mechanic and get a system diagnosis.



How much is it to fix traction control?


The average cost for a Traction Control Switch Replacement is between $112 and $124. Labor costs are estimated between $44 and $56 while parts are typically priced around $68. This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.



How to turn TC light off?


Turn off your car and restart it to reset your TC.
The TC symbol should no longer be lit up on your dashboard, which means that TC is operational in your vehicle again.



What causes the TC light to come on?


On most vehicles, the TC warning light will flash in low traction conditions. A light related to the traction control system will also illuminate if the driver turns the traction control system off. In both of these scenarios, the TC light is normal and does not indicate a problem with the system.



Can worn brake pads cause traction control light to come on?


Another common cause of the electronic stability control light is a malfunction in the anti-lock brake system. This can be caused by various things, such as low brake fluid, worn-out brake pads, or a problem with the sensor.



How to fix slip indicator light?


Check Your Brake Fluid: Low brake fluid levels can cause the slip indicator light to come on. If the fluid level is low, top it off and check for leaks. Check Your Brakes: Worn brake pads can also cause the slip indicator light to come on. If your brake pads are worn, have them replaced as soon as possible.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.