Tcs light traction

Hi Christine,

The TCS (traction control system) will stay lit only if there was a malfunction of that system. TCS helps your tires maintain traction on slippery wet or icy roads. The malfunction is usually due to damaged or malfunctioning wheel speed sensors due to corrosion or damage of the sensor wire harness during suspension repairs or brake pad replacement. You can still drive the car, but the traction control system will not help you if your vehicle's tire slips or spins faster than the other.

PRE-DIAGNOSTIC INSPECTIONBefore diagnosing ABS/TCS, perform a comprehensive visual inspection of system as follows.Check ABS/TCS wiring harness connectors for looseness. Check harness routing; pay particular attention to wheel speed sensor wiring harness routing. Check fuses No. 1D, 5B and 6B in instrument panel fuse block. Check fuses No. 1 and 2 in underhood fuse block. Check brake fluid level in master cylinder reservoir. Check brake fluid level in Pressure Modulator Valve (PMV) assembly reservoir. Ensure parking brake is fully released. Ensure parking brake switch is functioning properly. Always perform ABS/TCS system functional check before using DIAGNOSTIC CODE CHARTSThe EBCM/EBTCM has self-diagnostic capability, which can detect system failures. Fault codes stored by EBCM/EBTCM can be displayed using Tech 1 scan tester. There are no provisions for flash code diagnostics.Begin ABS/TCS diagnosis with PRE-DIAGNOSTIC INSPECTION procedure. If failures are found during pre-diagnostic inspection, perform necessary repairs, and proceed with ABS/TCS FUNCTIONAL CHECK. See Fig. 5 .If no failures are found during pre-diagnostic inspection, go to ABS/TCS FUNCTIONAL CHECK. See Fig. 5 . The ABS/TCS FUNCTIONAL CHECK will either indicate ABS/TCS is functioning properly or direct technician to various diagnostic procedures such as diagnostic charts, symptom diagnosis or BRAKE warning light diagnosis.CHART D - TRACTION OFF WARNING LIGHT ON CONTINUOUSLY & NO DTC SET (BUICK WITH UH8 OR U2A INSTRUMENT CLUSTER)Circuit DescriptionWhen ignition switch is first turned to RUN position, EBTCM goes through a self-test, which lasts 2-4 seconds. During self-test, EBTCM commands TRACTION OFF indicator warning light on. Powertrain Control Module (PCM) can also command EBTCM to set a Code 75 which will illuminate TRACTION OFF indicator.Traction control switch is located either on instrument panel center trim plate or driver's front door trim panel. Switch allows driver to select traction control mode (on/off). When traction control system is turned off, TRACTION OFF warning light comes on.EBTCM monitors transaxle temperature through

First, check to see if your ABS and your TCS fuses are good. A lot of times, if both lights come on, it senses a failure in the braking system. Your vehicle will disable the abs if it finds a problem in the braking system, hence the red brake light/hand brake light coming on in the dash. Get a code scanner that also reads the abs module. You could have a bad wheel sensor, which is tied to your TCS and your ABS system. Either that, or you ABS module could be bad.

Nope

Whenever this warning light or any other stays on in the dash it is indicating that the systems control module (or the system sensor in the case of lights like low oil pressure, door open indicators etc.) has detected a fault, it then disables the system (this applies to ABS,TCS, TCM, SRS and BCM faults and others) as long as the light is on. You must now have the dealer hook up a special electronic diagnostic tool and "scan" the system for the fault code that is stored for the problem(s)

Legend of Abbreviations. ABS Antilock brake system.TCS Traction control system, TCM Transmission control module, SRS Supplemental restraint system, BCM Body control module

Either you have a problem with the TCS (Traction Control System), or the TCS is switched off. Most cars with TCS have a button on the shift or the dash labeled "TCS" or "TCS OFF". Find the button, and press it with the car running in gear. If the light goes out, problem solved.
If you cannot manually disengage TCS (no button), or when you press the TCS button the light flashes, check all your brakes and make sure none are dragging or worn out. Also make sure all your tires are properly inflated and balanced, and none are worn out.
TCS works by controlling your brakes on slippery roads and will dynamically apply the brakes to each wheel in order to prevent a skid, even when your foot is not on the brake pedal. During normal driving, the TCS light is out and will either come on briefly or flash when it is active and preventing your car from going into a skid. When the light is on constantly, the system is disabled- either because it was shut off by the driver pressing the TCS (or TCS OFF) button, or because the system has detected a brake problem and automatically disabled it for safety reasons. Worn or dragging brakes, a tire that is flat or worn, or even a wheel that is badly out of balance will cause the system to disable itself, and a severe wheel alignment problem will also.

how the tcs works is when active light on dash will be on you will only feel it working tcs uses wheel speed sensors that when your tire slips and spins faster than other wheel like spinnig out on on ice snow gravel the tcs unit will use a controlled misfire that will **** or jolt giving traction and will stay engaged until spinnig stops or you let off gas basicaly it uses the engine to **** not allowing wheels to spin out to get a feel turn on tcs find a gravel or snowy road accelerate trying to make the car slip you will feel car start to **** it works well try it so you get a feel incase you trigger tcs and catches you off guard

hope this helped
plz vote comment if any more questions reply

The default is off so each time the vehicle is turned off, it goes to off. You need to turn it on when you want it on but it will always turn off when the car is turned off.

This is the TCS or Traction Control System. It helps keep the vehicle from being able to get stuck by forcing the torque to either tire. Usually there is a switch either on the dash or on the shifter that says TCS or TRAC press the switch and it should go off.

Have the ABS system scanned for codes. The ABS and Traction control use the same computer. You likely have a bad wheel speed sensor.