Fuel Injection Idle Air Control Valve - Nissan (23781-40P10)

Details

• Brand:

  

• SKU:

  23781-40P10

• Other Names:

  Valve Assembly-Aac

• Description:

  Genuine Nissan Fuel Injection Idle Air Control Valve – Part #23781-40P10

  Restore smooth, consistent engine idle performance with the Genuine Nissan Idle Air Control Valve (23781-40P10). This OEM IACV is engineered to regulate bypass air flow around the throttle body, ensuring stable idle speed under varying engine loads and operating conditions. If your vehicle is experiencing rough idle, fluctuating RPM, stalling, or idle surge, replacing a worn IACV with this authentic Nissan unit delivers factory-correct operation and dependable long-term performance.

  Built to Nissan’s precise specifications, the 23781-40P10 valve integrates seamlessly with your vehicle’s EFI system, providing accurate idle adjustment and restoring smooth driveability.

  • 300ZX ( 1989 - 1996 )| Z32US

  Key Features

  • OEM Idle Control Precision – Accurately modulates airflow to maintain stable, consistent idle speed.
  • Improves Engine Performance – Helps resolve issues such as stalling, idle hunting, and fluctuating RPMs.
  • Direct-Fit Replacement – Engineered exclusively for Nissan applications requiring this part number, ensuring perfect installation and compatibility.
  • Durable Construction – Designed to withstand heat, vibration, and long-term exposure inside the engine bay.
  • Optimized EFI Function – Supports proper air-fuel balance and ECU idle compensation for improved responsiveness.

  Common Symptoms of a Faulty Idle Air Control Valve

  • Rough or unstable idle
  • Engine stalling when stopping
  • Idle surging or RPM fluctuations
  • Check engine light related to idle control
  • Poor cold-start behavior

  Why Choose Genuine Nissan EFI Components?

  Aftermarket idle valves often fail prematurely or provide inconsistent control. By choosing the Genuine Nissan Idle Air Control Valve 23781-40P10, you ensure precise operation, OEM reliability, and the smooth idle performance your engine was designed for—protecting your vehicle’s longevity and maintaining factory driveability.

• Condition: New
• Replaces:

  2378140p00

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