Mercedes-Benz CLS 2014 Operator's Manual
![Mercedes-Benz CLS 2014 manual cover](/images/61d329a4bc493c0103e49166/thumbs/thumb175x175.webp)
The recommended engine oil for a Mercedes-Benz CLS 2014 is SAE 5W-40 full synthetic oil that meets the MB 229.5 or 229.51 specification.
To reset the service indicator, turn the ignition to position 1, use the steering wheel buttons to navigate to the trip menu, press and hold the call and OK buttons until the service menu appears, then select "Full Service" and confirm the reset.
To replace the key fob battery, slide the release at the back of the key, pull out the mechanical key, and use it to open the battery compartment. Replace the old battery with a new CR2025 battery, ensuring correct polarity.
Check the air suspension fuse and relay, inspect the air compressor for functionality, and examine the air springs and lines for leaks or damage. If issues persist, consult a professional technician.
The recommended tire pressure for the Mercedes-Benz CLS 2014 is typically 36 PSI for both front and rear tires, but it is best to confirm with the placard on the driver’s door jamb or the owner’s manual.
Mercedes-Benz recommends changing the transmission fluid approximately every 40,000 miles or 4 years, whichever comes first, to ensure optimal performance and longevity.
If the check engine light illuminates, check for any obvious issues such as a loose gas cap. If no issues are apparent, use an OBD-II scanner to read the error codes or visit a certified Mercedes-Benz service center for diagnosis.
To enable Bluetooth pairing, turn on the COMAND system, select "Tel" from the menu, choose "Connect Device," and follow the instructions to pair your phone. Make sure Bluetooth is enabled on your phone.
Common causes of a vibrating steering wheel include unbalanced tires, misaligned wheels, or worn suspension parts. It is advisable to have the vehicle inspected by a professional to diagnose the issue.
To update the navigation system, purchase the latest map update from a Mercedes-Benz dealer or online, and follow the instructions provided to install it via USB or SD card into the COMAND system.