Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Traction Control/Active Stability Control System: General Description: Notes
Traction Control/Active Stability Control System (TCL/ASC) is available for all model as standard equipment.
- The TCL/ASC is a combination system of active stability control system (ASC) and traction control system (TCL). The ASC avoids a dangerous vehicle attitude by limiting the engine output and braking a set of wheels (front-left and right-rear, or front-right and rear-left) according to driving conditions. The TCL prevents wheel spinning at vehicle start.
- Fail-safe function ensures safety is maintained
- Diagnostic function provides improved serviceability
- To shorten the lines and enhance data transmission reliability, communication with other ECU is performed over a CAN (Controller Area Network).
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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