Genuine Suzuki Marine Idle Air Control (IAC) Valve

Part Number: 18137-52D00

Type: Idle Air Control Valve

What Does the IAC Valve Do?

The Idle Air Control (IAC) valve maintains a stable engine idle speed by precisely regulating the amount of air entering the engine. A faulty IAC valve can cause rough idling, stalling, or erratic engine behaviour at low RPM.

Compatibility

Suits the following Suzuki outboard motors:

• DF150
• DF175
• DF200
• DF225
• DF250
• DF250S

Not sure if this fits your engine? Contact us with your engine serial number and we'll confirm compatibility for you.

Related Parts

Corresponding O-Ring: 09280-29008 — recommended to replace at the same time for a complete seal.

Product Details

• 100% Genuine Suzuki OEM part
• Direct replacement for worn or faulty IAC valves
• Critical for stable idle performance

Why Buy From Warragul Marine?

• Authorised Suzuki Marine service dealer
• Genuine OEM parts — not aftermarket
• Fast dispatch from our Australian warehouse