Recommended Maintenance & Wear Parts for a 2021 Kia Soul
The common service parts a 2021 Kia Soul needs — typical replacement intervals, what to watch for, and where to buy each one. Confirm exact fitment by VIN before purchasing.
Kia’s maintenance schedule for the 2021 Kia Soul lists the oil filter every 3,750 mi, engine air filter every 30,000 mi, cabin air filter every 7,500 mi and spark plugs every 97,500 mi. The other 11 parts below have no interval in that schedule and are replaced on condition; the ranges shown for them are general guidelines for all cars. TecDoc part numbers are on file for 6 of the 15 parts on the E-SOUL electric, 136 hp engine. NHTSA also lists 2 safety recalls for this model.
Last updated: · Specs: NHTSA vPIC · Recalls: NHTSA
2021 Kia Soul maintenance & wear parts
Intervals marked OEM are manufacturer-recommended for this vehicle; the rest are typical guidelines. Your real schedule still varies by engine, trim and driving conditions — Always follow your owner's manual and confirm the exact part by VIN before buying.
| Part | System | Interval | Common signs | Part no. (TecDoc) | Shop |
|---|---|---|---|---|---|
| Brake Pads | Brakes | General: Every 40,000–70,000 km | Squeal, grinding, longer stops | P 30 121E BREMBO | Shop → |
| Brake Rotors | Brakes | General: With pads / if warped | Pedal pulsation, deep scoring | 08.D221.11 BREMBO | Shop → |
| Oil Filter | Engine | Every 3,750 mi OEM | Replaced with the oil | — | Shop → |
| Engine Air Filter | Engine | Every 30,000 mi OEM | Low MPG, weak acceleration | — | Shop → |
| Cabin Air Filter | HVAC | Every 7,500 mi OEM | Weak airflow, musty smell | CU 23 019 MANN-FILTER | Shop → |
| Spark Plugs | Ignition | Every 97,500 mi OEM | Rough idle, misfires | — | Shop → |
| 12V Battery | Electrical | General: Every 3–5 years | Slow crank, dim lights | YBX3012 YUASA | Shop → |
| Alternator | Electrical | General: As needed (no fixed interval) | Battery light, dimming lights | — | Shop → |
| Starter Motor | Electrical | General: As needed (no fixed interval) | Click on start, no-crank | — | Shop → |
| Wiper Blades | Exterior | General: Every 6–12 months | Streaking, chattering | 029 600 2400 MEYLE | Shop → |
| Headlight Bulbs | Lighting | General: As needed (when dim or out) | One side dim or burnt out | 78-0014 MAXGEAR | Shop → |
| Serpentine Belt | Engine | General: Every 80,000–160,000 km | Squeal on cold start, cracks | — | Shop → |
| Fuel Filter | Fuel System | General: 50,000–100,000 km (or lifetime in-tank) | Hard start, hesitation | — | Shop → |
| Radiator | Cooling | General: As needed (leaks / overheating) | Overheating, coolant leak | — | Shop → |
| Water Pump | Cooling | General: Often done with the timing belt | Coolant leak, whine, overheat | — | Shop → |
2021 Kia Soul specifications
| Specification | Value |
|---|---|
| Make | Kia |
| Model | Soul |
| Model Year | 2021 |
| Overall Length (mm) | 4200 |
| Overall Width (mm) | 1800 |
| Overall Height (mm) | 1620 |
| Wheelbase (mm) | 2600 |
| Curb Weight (kg) | 1290 |
| Front Bumper to Windshield Base (mm) | 1110 |
| Side Glass Height (mm) | 310 |
| Side Glass Base to Rocker Panel (mm) | 930 |
| Roof Width Between Side Rails (mm) | 1140 |
| Front Overhang (mm) | 870 |
| Rear Overhang (mm) | 740 |
| Front Track Width (mm) | 1550 |
| Rear Track Width (mm) | 1550 |
| Weight Distribution, Front/Rear (%) | 61/39 |
| Models Kia offered in 2021 | 12 |
Source: NHTSA vPIC / Canadian Vehicle Specifications. Linear dimensions in mm; weight in kg. Your exact build may vary by trim — decode your VIN to confirm.
Open recalls on the 2021 Kia Soul (2)
The NHTSA database lists 2 safety recalls for the 2021 Kia Soul, affecting: ENGINE, ENGINE AND ENGINE COOLING. A recall repair is free at a franchised dealer. Check whether yours is affected by your exact VIN.
| Component | Summary |
|---|---|
| ENGINE | 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-trea… |
| ENGINE AND ENGINE COOLING · ENGINE | 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. |
See all recalls for the 2021 Kia Soul → · Source: NHTSA. Confirm by VIN before assuming a recall applies.
Find the exact part by VIN
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Decode my VIN →Frequently asked questions
How often should parts be replaced on a 2021 Kia Soul?
Kia’s maintenance schedule for the 2021 Kia Soul lists the oil filter every 3,750 mi, engine air filter every 30,000 mi, cabin air filter every 7,500 mi and spark plugs every 97,500 mi. Parts not in that schedule, such as brake pads, are replaced when inspection shows wear.
What part numbers fit a 2021 Kia Soul?
For the E-SOUL electric, 136 hp engine, TecDoc lists brake pads BREMBO P 30 121E, brake rotors BREMBO 08.D221.11, cabin air filter MANN-FILTER CU 23 019 and 12V battery YUASA YBX3012, among others; 6 of the 15 parts in the table have a catalogued number. Other engines of the same model year can need different parts.
What maintenance parts does a 2021 Kia Soul need?
The recurring service and wear parts are brake pads and rotors, the engine oil, air and cabin filters, spark plugs, the 12V battery, wiper blades, headlight bulbs and the serpentine belt; the alternator, starter, radiator and water pump are replaced when they fail.
Where can I buy parts for a 2021 Kia Soul?
Each row links to marketplace listings for that part on this 2021 Kia Soul. Confirm fit before buying: a VIN lookup resolves the engine and trim that decide which part number is correct.