Mercedes-Benz C-Class Sedan 2019 Owner's Manual

To reset the maintenance light, turn the ignition to position 1, press the phone button and the OK button on the left side of the steering wheel simultaneously, navigate to "Assyst Plus" and confirm the reset option.
Mercedes-Benz recommends using synthetic motor oil with a viscosity grade of 0W-40 or 5W-40 that meets MB-Approval 229.5 for the 2019 C-Class Sedan.
To pair your phone, enable Bluetooth on your device, access the COMAND system, select Telephone, then "Connect Device", and choose your phone from the list. Follow the prompts to complete pairing.
The recommended tire pressure for the C-Class Sedan is typically 32 psi for the front tires and 35 psi for the rear tires. Always refer to the placard on the driver's door for specific values.
To update the navigation system, visit the Mercedes-Benz website for map updates, download the latest version onto a USB drive, and follow the on-screen prompts in your vehicle to install the update.
If the key fob isn't working, try replacing the battery. If it still doesn't work, resynchronize it by pressing the lock and unlock buttons simultaneously, and test it again.
The 2019 C-Class Sedan does not have a transmission dipstick. It's recommended to have the transmission fluid level checked by a certified Mercedes-Benz technician during regular maintenance.
If the engine overheats, safely pull over, turn off the engine, wait for it to cool down, and check coolant levels. Refill if necessary and inspect for leaks. Seek professional assistance if the problem persists.
To replace the air filter, open the hood, locate the air filter housing, unclip the cover, remove the old filter, and insert a new one. Ensure the filter is seated properly before reclosing the housing.
To jump-start, connect the positive cable to the dead battery's positive terminal, then to the donor battery. Connect the negative cable to the donor battery and a ground point on the dead car. Start the donor car and then the C-Class.