Engine Oil
0W-20
Full Synthetic
Capacity
4.2 qt
with filter
3.8 qt without filter
Oil Filter
26300-35505
Kia (OEM)
OEM spec: API SP
The 2021 Kia Soul takes 0W-20 Full Synthetic with a total capacity of 4.2 quarts (filter included). You’ll need a 17mm socket for the drain plug, torqued to 35 Nm. The OEM oil filter is the Kia 26300-35505, with 1 compatible alternative listed below. Note: this vehicle has 2 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 2021 KIA SOUL
Torque your drain plug to 35 Nm (26 ft-lbs) to avoid leaks or stripped threads. Using the OEM filter (Kia 26300-35505) is recommended for warranty compliance. Always use 0W-20 Full Synthetic as specified by Kia — 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) 4.2 qt
Capacity (w/o filter) 3.8 qt
OEM spec API SP
Filter Options
Performance Gold filter
Drain Bolt & Hardware
Socket size 17 mm
Thread M14x1.5
Torque spec 35 Nm
Gasket Crush washer
3rd gen SK3 (2.0L Nu 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
Kia 58101-S9A00 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
21V259000
Kia Motors America (Kia) is recalling certain 2020-2021 Soul, and 2021 Seltos vehicles equipped with 2.0L Nu MPI engines. The piston oil rings may not have been properly heat-treated, which may result in engine damage.
25V099000
Kia America, Inc. (Kia) is recalling certain 2021-2023 Seltos and Soul vehicles. The piston oil rings may have been manufactured incorrectly, which can result in engine damage.
All categories STEERING ELECTRICAL SYSTEM EQUIPMENT POWER TRAIN SERVICE BRAKES, HYDRAULIC ENGINE AND ENGINE COOLING ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL ELECTRICAL SYSTEM:SOFTWARE STRUCTURE POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM) LANE DEPARTURE ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:FLUID/COOLANT ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC) ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE STEERING:COLUMN LOCKING:ANTI-THEFT DEVICE ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM ENGINE SUSPENSION BACK OVER PREVENTION: WARNINGS STRUCTURE:BODY
TSB_CHA110 STEERING 2021-04-29
TECHNICAL SERVICE BULLETIN:SERVICE ACTION: EPS LOGIC IMPROVEMENT FOR DTC C160404 (SA466) - This bulletin provides the procedure to improve the software logic of the Electronic Power Steering (EPS) system on some 2021MY Seltos (SP2) and Soul (SK3) vehicles produced in the date ranges shown below, which may exhibit an MIL on with DTC C160404 during the system start up diagnostic check.
PS677_R1 ELECTRICAL SYSTEM 2021-06-09
PIT STOP: LOG FILE COLLECTION FOR AVN 5.0/W AND DISPLAY AUDIO 2.0 - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This Pitstop contains information regarding the log file collection procedure for 2020MY~ models equipped with AVN 5.0/W or Display Audio 2.0 head units.
SC199_OWNR_SK3_2 ELECTRICAL SYSTEM 2021-06-15
SC199 - Owner Letter - Soul: Second notification to Soul vehicle owners advising them of a Voluntary Emissions Service Campaign to improve the Transmission Control Module (TCM) logic and, if necessary, replace the Intelligent Variable Transmission (IVT) on some 2020-2021 Soul vehicles.
Show all 112 TSBs(+109) Private Party
$13,680–$15,120
Dealer Retail
$15,840–$18,000
Estimated values assume average condition and mileage for vehicle age.
Source: estimated
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