Engine Oil
0W-20
Full Synthetic
Capacity
5.1 qt
with filter
4.6 qt without filter
Oil Filter
26300-35505
Hyundai (OEM)
OEM spec: API SP
The 2020 Hyundai Sonata takes 0W-20 Full Synthetic with a total capacity of 5.1 quarts (filter included). You’ll need a 17mm socket for the drain plug, torqued to 35 Nm. The OEM oil filter is the Hyundai 26300-35505, with 2 compatible alternatives listed below. Note: this vehicle has 4 active recalls — check the recalls section below. Below you’ll find complete maintenance specs, fluid capacities, parts, and links to buy what you need.
⚑ QUICK DIY TIPS FOR THE 2020 HYUNDAI SONATA
Torque your drain plug to 35 Nm (26 ft-lbs) to avoid leaks or stripped threads. Using the OEM filter (Hyundai 26300-35505) is recommended for warranty compliance. Always use 0W-20 Full Synthetic as specified by Hyundai — using the wrong viscosity can void your powertrain warranty. Check the maintenance schedule below for your next service interval. Viscosity 0W-20
Oil type Full Synthetic
Capacity (with filter) 5.1 qt
Capacity (w/o filter) 4.6 qt
OEM spec API SP
Filter Options
Ultra Synthetic oil filter
Drain Bolt & Hardware
Socket size 17 mm
Thread M14x1.5
Torque spec 35 Nm
Gasket Crush washer
9th gen DN8 (2.5L Smartstream I4)
Type SP-IV
Capacity 3.5 qt
Change interval 60,000 mi
DOT type DOT 3
Change interval 45,000 mi
Type Long Life
Color Green
Capacity 6.5 qt
Change interval 120,000 mi
Spark Plugs
Type Iridium
Gap 0.044
Quantity 4
Change interval 100,000 mi
Tires
Size 215/55R17
Front pressure 33 PSI
Rear pressure 33 PSI
Brake Pads
Hyundai 58101-S8A00 OEM front
Buy Wiper Blades
Bosch 18A passenger, 18"
Buy Rain-X 18-1 passenger, 18"
Buy 5k mi 7.5k mi 10k mi 15k mi 20k mi 30k mi 50k mi 60k mi 90k mi 100k mi
≈ every 6 months
▸ Change Engine Oil & Filterspark plug
14mm thread, aluminum head
18 ft-lb · 24.4 Nm
25V796000
Hyundai Motor America (Hyundai) is recalling certain 2020-2023 Sonata vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tank.
20V122000
Hyundai Motor America (Hyundai) is recalling certain 2020 Sonata vehicles produced between October 22, 2019 and February 13, 2020. The tire pressure label inside the driver's door and the owner's manual state an incorrect tire size. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 110, "Tire Selection and Rims."
20V213000
Hyundai Motor America (Hyundai) is recalling certain 2020 Nexo and Sonata vehicles. The Remote Smart Parking Assist (RSPA) software may fail to prevent vehicle movement upon detection of an RSPA system malfunction.
Show all 4 recalls All categories FORWARD COLLISION AVOIDANCE: WARNINGS EQUIPMENT SERVICE BRAKES ELECTRICAL SYSTEM ENGINE AND ENGINE COOLING STEERING POWER TRAIN EQUIPMENT:ELECTRICAL SUSPENSION LATCHES/LOCKS/LINKAGES EQUIPMENT ADAPTIVE/MOBILITY VISIBILITY EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL WHEELS ELECTRICAL SYSTEM:SOFTWARE STEERING:COLUMN TIRES VISIBILITY:POWER WINDOW DEVICES AND CONTROLS ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM) STRUCTURE:BODY VISIBILITY/WIPER ENGINE FUEL/PROPULSION SYSTEM EXTERIOR LIGHTING
26-AD-001H TSB FORWARD COLLISION AVOIDANCE: WARNINGS 2026-02-25
Some 2019MY and newer vehicles equipped with a front view camera may illuminate certain warning lights and trigger DTC C272246 fault code for the front camera. In the following cases, the front camera auto-calibration range may be exceeded while driving: • If the front camera is not properly installed and is completely or partially detached. • In case of excessive changes affecting the vehicle's balance (e.g., loading excessively heavy cargo in a specific location of the vehicle, or significant under-inflation of the tires). • Specific road conditions affecting the vehicle's balance (e.g., excessive road crown) This TSB provides instructions on how to service the vehicle when the front camera related warning light(s) are triggered due to system out of calibration (DTC_C272246).
19-GI-008H EQUIPMENT 2019-11-07
This bulletin provides information on the Launch Quality Monitoring Process (LQMP) for the 2020MY Hyundai Sonata. After a new vehicle launch, Hyundai uses the LQMP to monitor all customer and dealer activities at a minimum of 100 days. The Sonata LQMP helps improve model vehicle quality, and allows Hyundai to proactively respond to the Voice of the Customer (VOC).
19-01-042H EQUIPMENT 2019-12-17
This bulletin provides information and procedures for collecting OBD ?In Use Monitor Performance Ratio? (IUMPR) data on certain 2019-2020MY vehicles at California dealers. This reporting is mandated by CARB (California Air Resources Board). Data is no longer submitted to Hyundai by datasheet and dealer email. Data is sent electronically by GDS when the procedure of this bulletin is followed.
Show all 97 TSBs(+94) Private Party
$11,970–$13,230
Dealer Retail
$13,860–$15,750
Estimated values assume average condition and mileage for vehicle age.
Source: estimated
Shop parts for the Hyundai Sonata
Find oil, filters, and maintenance parts for the 2020 Hyundai Sonata on Amazon.
Shop parts ↗ Other 2020 Hyundai models
Other Hyundai Sonata years
Have info for this vehicle?
Help fellow owners — submit specs from your owner's manual.
Submit specs ⓘ As an Amazon Associate, OilChangeDIY.com earns from qualifying purchases. Product links on this page may be affiliate links. See our affiliate disclosure for details. Always double-check specs against your owner's manual or official OEM documentation.