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: Setting Bluetooth® details

When an Apple CarPlay connection is established, this function will be unavailable. When an Android Auto connection is established, some functions will be unavailable. Displaying the Bluetooth ® setup screen 1 Press the “MENU” button. 2 Select “Setup”...

Toyota Corolla 2019-2026 Owners Manual: Turning the system on and off. Selecting an audio source

Turning the system on and off “POWER VOLUME” knob: Press to turn the audio/visual system on and off. The system turns on in the last mode used. Turn this knob to adjust the volume. Selecting an audio source 1 Press the “AUDIO” button. 2 Select “Source” or press “AUDIO” button again...