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: Sensors

Two types of sensors, located behind the front grille and windshield, detect information necessary to operate the drive assist systems. A - Radar sensor B - Front camera WARNING ■To avoid malfunction of the radar sensor Observe the following precautions...

Toyota Corolla 2019-2026 Owners Manual: Adjusting the seat belt shoulder anchor height (front seats)

1 Push the seat belt shoulder anchor down while pressing the release button A. 2 Push the seat belt shoulder anchor up while pressing the release button A. Move the height adjuster up and down as needed until you hear a click. WARNING ■Adjustable shoulder anchor Always make sure the shoulder belt is positioned across the center of your shoulder...