Hyundai Sonata 2021 Quick Reference Guide
![Hyundai Sonata 2021 Sedan manual cover](/images/YDwqrKGfnIKWWnmzmkauxTjq/thumbs/thumb175x175.webp)
To connect your smartphone to the Hyundai Sonata 2021's Bluetooth system, enable Bluetooth on your phone, select 'Setup' on the vehicle's touchscreen, tap 'Bluetooth', then 'Pair New Device'. Your Sonata will appear on your phone's Bluetooth list. Select it and confirm any pairing prompts.
The recommended maintenance schedule for the Hyundai Sonata 2021 typically includes oil changes every 7,500 miles, tire rotations every 7,500 miles, air filter replacement every 30,000 miles, and brake inspection every 15,000 miles. Always refer to the owner's manual for the most accurate schedule.
To reset the TPMS in a Hyundai Sonata 2021, ensure all tires are properly inflated, then drive the vehicle at a speed above 15 mph for at least 10 minutes. If the light remains on, consult the owner's manual or a professional mechanic for further assistance.
If the check engine light comes on in your Hyundai Sonata 2021, first check if the gas cap is properly secured. If tightened and the light remains on, schedule a diagnostic check with a certified technician as soon as possible. Avoid driving long distances until the issue is resolved.
To replace the cabin air filter in a Hyundai Sonata 2021, open the glove box and remove the damper string. Press in on the sides of the glove box to release it completely. Find the cabin air filter cover, remove it, and replace the old filter with a new one. Reassemble by reversing these steps.
The Hyundai Sonata 2021 typically requires SAE 5W-30 or 5W-20 synthetic oil. Always refer to the owner’s manual for specific oil type recommendations and ensure you're using oil that meets Hyundai's specifications.
To use Smart Cruise Control in your Hyundai Sonata 2021, press the 'Cruise' button on the steering wheel, set your desired speed, and adjust the following distance using the distance control button. The system will automatically maintain the selected speed and adjust to keep a safe distance from vehicles ahead.
To adjust the head-up display settings in a Hyundai Sonata 2021, access the settings menu on the touchscreen, select 'Head-Up Display', and customize the display height, brightness, and content according to your preferences.
If your Hyundai Sonata 2021's key fob is not working, try replacing the battery. If the problem persists, attempt to reprogram the key fob or consult a Hyundai dealership for further assistance.
To update the navigation system in your Hyundai Sonata 2021, download the latest update from the official Hyundai navigation update website onto a USB drive. Insert the drive into your vehicle's USB port and follow the on-screen instructions to complete the update process.