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: Voice command system operation. Command list

Command list overview Recognizable voice commands and their actions are shown below. Frequently used commands are listed in the following tables. For devices that are not installed to the vehicle, commands relating to that device may not be displayed on the screen...

Toyota Corolla 2019-2026 Owners Manual: Initializing the tire pressure warning system

■ The tire pressure warning system must be initialized in the following circumstances: When rotating front and rear tires which have different tire inflation pressures. When changing the tire size. When the tire inflation pressure is changed such as when changing traveling speed or load weight...