Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Kia Rio LXFACTORY OEM SERVICE PROCEDURE
Fuel Delivery System
| Items | Specification | |
|---|---|---|
| Fuel Tank | Capacity | 45 lit. (11.9 U.S.gal., 47.6 U.S.qt., 39.6 Imp.qt.) |
| Fuel Filter (built in Fuel Pump Assembly) | Type | Paper type |
| Fuel Pressure Regulator (built in Fuel Pump assembly) | Regulated Fuel Pressure | 323 - 363 kPa (3.29 - 3.70 kgf/cm2 , 46.84 - 52.64 psi) |
| Fuel Pump | Type | Electrical, in - tank type |
| Driven by | Electric motor | |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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