Toyota Corolla: Maintenance and care / Do-it-yourself maintenance

Emission inspection and maintenance (I/M) programs

Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system...

Do-it-yourself service precautions

If you perform maintenance by yourself, be sure to follow the correct procedure as given in these sections. Maintenance WARNING The engine compartment contains many mechanisms and fluids that may move suddenly, become hot, or become electrically energized...

Other information:

Toyota Corolla 2019-2026 Owners Manual: USB memory

WARNING Do not operate the player’s controls or connect the USB memory while driving. NOTICE Do not leave your portable player in the car. In particular, high temperatures inside the vehicle may damage the portable player. Do not push down on or apply unnecessary pressure to the portable player while it is connected as this may damage the portable player or its terminal...

Toyota Corolla 2019-2026 Owners Manual: Replacing a flat tire

1 Chock the tires. 2 Vehicles with a steel wheel: Remove the wheel ornament (if equipped) using the wrench. Insert the wrench into the notch A on the wheel cap. To protect the wheel ornament, place a rag between the wrench and the wheel ornament. 3 Slightly loosen the wheel nuts (one turn)...