HE4113995 Mazda VALVE,CHECK, Price: 19.58$, Weight: 0.005kg

Vacuum Check Valve for Mazda Intake & EVAP Systems ⚙️

This one‑way valve keeps airflow in the correct direction between the intake manifold and emission hoses. It protects the charcoal canister, stabilizes idle, preserves fuel trims, and prevents backflow during boost or backfire. If your Mazda shows fuel smell, rough idle, or a Check Engine Light after refueling, this tiny part may be the culprit.

How It Works ?

Inside is a spring‑loaded poppet/duckbill that opens at a small vacuum difference and shuts instantly if pressure reverses. That means vapors can be purged into the manifold, but manifold pressure cannot push back into the EVAP lines. Fuel‑resistant housing and barbed ends ensure a tight seal.

What Happens When It Fails

Stuck open: fuel odor, rich/lean trims, damaged canister, EVAP codes (P0441/P0446/P0455), rough idle. Stuck closed: poor purge flow, hard start after refuel, increased emissions. Cracked body: hissing, vacuum leak, high idle, reduced economy.

Fitment & Install Tips

Mount inline on the vacuum hose; arrow/flow marks toward the intake manifold. Use new clamps, verify hose integrity, and clear codes after installation. Quick 5–10 minute job.

Compatibility

• Laser
• Laser Lidea
• Laser Cabriolet
• Ixion
• Festiva
• Festiva Cargo
• Telstar
• Telstar 2
• Telstar Wagon
• J80
• Spectron
• Freda
• Festiva V
• Familia
• Familia Cabriolet
• Lantis
• Premacy
• Etude
• Savanna Rx-7
• Rx-7
• Rx-8
• Cronos
• Ms-6
• Capella
• Atenza Sedan/Sport
• Mx-6
• Capella Cargo
• Capella Wagon
• Atenza Sport Wagon
• Luce
• Luce Taxi
• Custom Cab
• Ms-9
• Sentia
• Mpv
• Persona
• Ms-8
• Bongo
• Bongo Friendee
• Bongo Brawny
• Proceed
• Eunos 500
• Eunos Presso
• Az-3
• Eunos Cosmo
• Eunos 300
• Roadster
• Eunos 800
• Millenia
• Clef
• Miata
• B2600
• 929
• Protege
• Mx-3
• Glc Hatch
• 6
• B2200
• 626
• Glc Sedan
• B2000
• Mx-5 Miata
• 323
• 3
• Xedos-6
• 5
• 121
• Cx-7
• 626 Wagon
• 6 Wagon
• Cx-5
• Mx-5
• Xedos-9
• B1600
• B2500
• Bt-50
• B1800
• B2900