Complete Oil Specifications
Your 2023 Hyundai i20 1.0 T-GDI requires 0W-20 full synthetic oil meeting API SN Plus (confirm the exact ACEA/Hyundai grade against your market’s owner’s manual).
Quick Reference
| Specification | Value |
|---|---|
| Viscosity | 0W-20 |
| API/ACEA Rating | API SN Plus (exact ACEA/Hyundai grade per market owner’s manual) |
| Capacity (with filter) | 3.8 quarts |
| Oil Filter | Hyundai 26300-03000 (also 26300-02502 / 26300-02503 / 26300-03001 depending on production date) |
| Normal Interval | 10000 miles or 1 year |
Why 0W-20 Matters for This Turbo Engine
The G3LE is Hyundai’s small-displacement turbocharged direct-injection 3-cylinder, used in this generation of i20. The ultra-low-viscosity 0W-20 fill is calibrated for fast cold-flow to the turbocharger bearings and direct-injection fuel system on startup while minimizing internal friction for fuel economy.
Using incorrect oil will:
- ❌ Slow oil delivery to the turbocharger bearings on cold starts if a thicker oil is used
- ❌ Increase carbon buildup on intake valves and injectors in this direct-injection engine
- ❌ Reduce fuel economy versus the oil this engine was calibrated for
Hyundai-Approved Oil Brands
-
✅ Hyundai Genuine 0W-20
-
✅ Castrol Edge 0W-20
-
✅ Mobil 1 ESP X2 0W-20
-
✅ Liqui Moly Top Tec 6200 0W-20
-
✅ Total Quartz 9000 Future 0W-20
Confirm the exact approval code against your market’s owner’s manual before buying — Hyundai’s oil requirements can vary by production date and market.
Severe Service Check
You need the 5000-mile interval if you:
- Drive mostly short trips under 5 miles
- Frequently drive in stop-and-go city traffic
- Experience extreme hot or cold temperatures
- Drive on dusty or unpaved roads
Installation Details
Drain Plug Torque: 25 ft-lbs (35 Nm)
Do not overtighten — the aluminum oil pan threads can strip.
OEM Filter: Hyundai 26300-03000 (also 26300-02502 / 26300-02503 / 26300-03001 depending on production date)
Aftermarket Filters:
- Mann-Filter W 7023
Pro Tip: The G3LE 1.0 T-GDI is part of the same Hyundai/Kia small-car engine family as the Kia Ceed’s 1.0 T-GDI (G3LC/G3LE), so filter parts are widely available and interchangeable — but always confirm the exact engine code by VIN, since Hyundai/Kia used both G3LC and G3LE across different production runs.
FAQs
What oil does a 2023 Hyundai i20 1.0 T-GDI take?
0W-20 full synthetic oil meeting API SN Plus — confirm the exact ACEA/Hyundai grade against your market’s owner’s manual.
How many quarts does it need?
3.8 quarts with a new filter, 3.5 without.
Can I use 5W-30 instead?
Not recommended without checking your specific manual — Hyundai’s official capacity/viscosity chart for this generation specifies 0W-20, and a thicker oil reduces the fuel-economy benefit this small turbo engine is tuned for.
Is this the same engine as the Kia Ceed’s 1.0 T-GDI?
It’s the same G3LC/G3LE engine family shared across Hyundai/Kia’s small-car lineup, but confirm the exact engine code and oil spec by VIN since the two models can use different builds.
How often should I change the oil?
Every 10000 for normal driving, or every 5000 for severe service.
Need these specs on your phone? Download OilFinderPro app for offline access and oil change reminders.
Last verified: 2026-07-14 | Source: 2023 Hyundai i20 Owner’s Manual (engine code, viscosity, and capacity corrected against Hyundai’s own capacity chart and MANN-FILTER fitment data; exact ACEA/API grade still needs market-specific confirmation)