BeforeDriving -> Break-In Period for Your Toyota Yaris 4 Door Fourth Generation (2021-2026)

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2-9. Driving Tips  
Break-In Period  
No special break-in is necessary, but a few precautions in the first 600  
miles (1,000 km) may add to the performance, economy, and life of  
the vehicle.  
• Do not race the engine.  
• Do not maintain one constant speed, either slow or fast, for a long  
period of time.  
• Do not drive constantly at full-throttle or high engine rpm for  
extended periods of time.  
2
• Avoid unnecessary hard stops.  
• Avoid full-throttle starts.  
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