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.
CVT Diagnosis General Description
This vehicle is equipped with an electronic transaxle control system, which controls the gear ratio control, TCC operation, etc. suitably to vehicle driving conditions.
TCM has an On-Board Diagnosis (OBD) system which detects a malfunction in this system and abnormality of those parts that influence the engine exhaust emission.
When diagnosing a trouble in transaxle including this system, be sure to have full understanding of the outline of ON-BOARD DIAGNOSTIC SYSTEM DESCRIPTION and each item in PRECAUTIONS IN DIAGNOSING TROUBLE and execute diagnosis according to CVT SYSTEM CHECK to obtain correct result smoothly.
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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.