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 2019-2025 Owners Manual: Operation instructions

■ Heated steering wheel Turns heated steering wheel on/off When the heated steering wheel is on, the indicator illuminates on the heated steering wheel switch. ■ Seat heaters ► Front Turns seat heaters on/off 1 High temperature 2 Low temperature When the seat heater is on, the indicator illuminates on the seat heater switch...

Toyota Corolla 2019-2025 Owners Manual: Emergency flashers

The emergency flashers are used to warn other drivers when the vehicle has to be stopped on the road due to a breakdown, etc. Operating instructions Press the switch. All the turn signal lights will flash. To turn them off, press the switch once again...