Product Bulletin

Technical Service Bulletin #TB2025-03

CEL & Rough Idle on Toyota  Corolla 2.0L Intake Kits

Affected Part Numbers:

Affected Vehicles:

  • 2019, 2020, 2021, 2022, 2023, 2024, and 2025 Toyota Corolla 2.0L, Manual Transmission Only
2.0L Corolla Takeda aFe Intake on white background

    aFe has received reports of Check Engine Lights (CEL) and rough idle occurring on some manual transmission 2019-2025 Toyota Corolla 2.0L models with the following part numbers:

    The error code reported is:

    • P0505 – Idle Air Control System

    Automatic transmission models are not affected.

    Solution:

    Our in-house engineering team has developed and implemented an updated tube design, resolving the issue. This revised version has been tested on manual and automatic transmission and is now in production and shipping with all new kits.

    Action Required:

    Please contact our tech support team if you’re experiencing this issue with part number 56-70031D or 56-70031R on a manual transmission Corolla. We’ll verify your setup and send you a replacement tube at no charge.

    Our Commitment to You:

    At aFe POWER, we take pride in delivering high-quality, performance-driven products engineered in-house from start to finish. When rare issues like this arise, our team responds quickly to ensure your vehicle runs at its best. We stand behind our products and we’re here to support you every step of the way.

    – Tech Support Team at aFe POWER

     

    Our POWER Professionals are Here to Help.