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: Using the interior lights. Interior lights list

Location of the interior lights A - Rear interior light B - Door trim lights C - Front interior/personal lights D - Center tray light E - Cup holder lights Operating the interior lights ■ Front 1 Turns the door position on/off When a door is opened while the door position is on, the lights turn on...

Toyota Corolla 2019-2026 Owners Manual: Checking and adding the engine oil

With the engine at operating temperature and turned off, check the oil level on the dipstick. ■ Checking the engine oil 1 Park the vehicle on level ground. After warming up the engine and turning it off, wait more than 5 minutes for the oil to drain back into the bottom of the engine...