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: Indications on multi-information display

A - LTA indicator The illumination condition of the indicator informs the driver of the system operation status. Illuminated in white: LTA system is operating. Illuminated in green: Steering wheel assistance of the steering assist function or lane centering function is operating...

Toyota Corolla 2019-2026 Owners Manual: Outside rear view mirrors

The rear view mirror’s position can be adjusted to enable sufficient confirmation of the rear view. WARNING ■Important points while driving Observe the following precautions while driving. Failure to do so may result in loss of control of the vehicle and cause an accident, resulting in death or serious injury...