12262-24030 Ventilation Hose No.2 for Toyota Corolla Lexus UX250h 2.0L 2019-2026

This ventilation hose is a direct replacement for the original Toyota/Lexus unit, designed to route blow-by gases from the crankcase back into the intake system.

The OEM reference number is 12262-24030. Toyota‘s parts catalog designates this component as “HOSE, VENTILATION, NO.2” .

The hose is engineered to OEM standard dimensions for direct fitment onto the engine without modification.

It is primarily designed for Toyota and Lexus models equipped with the M20A-FXS and M20E-FXS 2.0L engines, covering the Lexus UX250h (2019–2024) and Toyota Corolla (2019–2026), with additional applications including the Toyota IZOA .

This product is a crankcase ventilation hose manufactured to meet original quality standards for fit, heat resistance, and durability.

Part Number: 12262-24030

Component Type: Ventilation Hose No.2 / PCV Hose

Vehicle Make: Toyota / Lexus

Engine Compatibility: M20A-FXS, M20E-FXS (2.0L)

Primary Fitment: Lexus UX250h 2019–2024, Toyota Corolla 2019–2026

Catalog Designation: HOSE, VENTILATION, NO.2

Note: Clips and mounting hardware are typically separate parts

OEM Standard Fit: Manufactured to exact original specifications for a direct, hassle-free replacement.

Emissions Control: Properly routes crankcase blow-by gases to reduce oil vapor release and maintain emissions compliance.

Heat-Resistant Construction: Built with rubber materials resistant to engine bay heat and oil exposure.

Cost-Effective Maintenance: An ideal alternative to costly dealership parts for routine PCV system service.

Lexus UX250h (2.0L Hybrid): 2019–2024

Toyota Corolla (NRE210L, M20A-FXS): 2019–2026

Toyota IZOA (MAXA10L, M20E-FXS): 2021–2026

Note: Verify against your vehicle‘s original part number and engine code before ordering, as fitment may vary by market and production period.

Q1: Is this a genuine Toyota/Lexus part?

The 12262-24030 reference is the original equipment part number. Both genuine Toyota/Lexus and aftermarket equivalents are available that match the original fit and function.

Q2: How do I confirm if it fits my vehicle?

Check your vehicle’s existing part number. If your current ventilation hose is stamped with 12262-24030, this replacement will fit. Also confirm your vehicle is equipped with the M20A-FXS or M20E-FXS engine and matches one of the models listed above .

Q3: What is the function of this hose?

This ventilation hose routes blow-by gases from the crankcase back into the intake manifold to be burned during combustion. A cracked or degraded hose can cause rough idle, oil leaks, and increased emissions. Inspect the hose for cracks or soft spots during routine maintenance.