HomeEmission Control > SensorsWalker 245-1386 Mass Air Flow Sensor
Part #: 245-1386

Walker 245-1386 Mass Air Flow Sensor

Walker Mass Air Flow Sensor
58 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$76.07Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Walker Mass Air Flow Sensor
Fitment: Acura and Honda, RDX, Accord, Civic, and CR-V
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Walker Mass Air Flow Sensor 245-1386

The Walker Mass Air Flow Sensor 245-1386 is designed to provide accurate airflow measurement for optimal engine performance. This sensor is compatible with various Acura and Honda models, including the Accord, Civic, CR-V, HR-V, Integra, MDX, Pilot, RDX, and TLX.

  • Compatible with Acura and Honda vehicles
  • Part number 245-1386 for precise identification
  • Measures mass air flow for accurate fuel delivery
  • Supports emission control system efficiency
  • Walker Mass Air Flow Sensor product line ensures reliable sensor performance

About the Walker Mass Air Flow Sensor Product Line

The Walker Mass Air Flow Sensor product line focuses on delivering sensors that meet or exceed OEM specifications for emission control systems. The 245-1386 sensor is part of this line, providing dependable airflow measurement critical for engine management and emission compliance in Acura and Honda vehicles.

Detailed Product Description

The Walker Mass Air Flow Sensor 245-1386 accurately measures the amount of air entering the engine, allowing the vehicle's engine control unit (ECU) to adjust fuel injection accordingly. This precise measurement helps maintain proper air-fuel ratios, which is essential for engine efficiency, reduced emissions, and overall vehicle performance. Designed for use in multiple Acura and Honda models such as the Accord, Civic, CR-V, HR-V, Integra, MDX, Pilot, RDX, and TLX, this sensor supports the emission control system by providing reliable data to the ECU.

Common Issues Addressed by This Sensor

  • Engine stalling or rough idling due to incorrect air-fuel mixture
  • Reduced fuel efficiency caused by inaccurate airflow readings
  • Check engine light triggered by faulty mass air flow sensor signals
  • Increased emissions resulting from improper fuel delivery
  • Poor acceleration or hesitation during driving

Installation Notes and Tips

  • Ensure the ignition is off before removing the old sensor
  • Handle the sensor carefully to avoid damage to the sensing element
  • Clean the sensor mounting area before installation
  • Verify proper electrical connections to avoid signal errors
  • After installation, clear any diagnostic trouble codes and perform a test drive

Quality Assurance and Warranty

The Walker Mass Air Flow Sensor 245-1386 is manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details may vary, Walker products typically come with a limited warranty covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.

This part fits 58 vehicles. Search below:

YearMakeModelSubmodelBody TypeLitersCylindersFuel TypePositionNotes
2025AcuraADX1.5LL4N/ASensor Only
2025AcuraIntegra2.0LL4N/ASensor Only
2025AcuraMDX3.0LV6N/ASensor Only
2025AcuraRDX2.0LL4N/ASensor Only
2025AcuraTLX3.0LV6N/ASensor Only
2025HondaAccord2.0LL4N/ASensor Only
2025HondaCivic2.0LL4N/ASensor Only
2025HondaCR-V2.0LL4N/ASensor Only
2025HondaHR-V2.0LL4N/ASensor Only
2025HondaPilot3.5LV6N/ASensor Only
2024AcuraIntegra2.0LL4N/ASensor Only
2024AcuraMDX3.0LV6N/ASensor Only
2024AcuraRDX2.0LL4N/ASensor Only
2024AcuraTLX3.0LV6N/ASensor Only
2024HondaAccord1.5LL4N/ASensor Only
2024HondaCivicSedan2.0LL4N/ASensor Only
2024HondaCR-V2.0LL4N/ASensor Only
2024HondaHR-V2.0LL4N/ASensor Only
2024HondaPilot3.5LV6N/ASensor Only
2023AcuraIntegra1.5LL4N/ASensor Only
2023AcuraMDX3.0LV6N/ASensor Only
2023AcuraRDX2.0LL4N/ASensor Only
2023AcuraTLX3.0LV6N/ASensor Only
2023HondaAccord2.0LL4N/ASensor Only
2023HondaCivic2.0LL4N/ASensor Only
2023HondaCR-V2.0LL4N/ASensor Only
2023HondaHR-V2.0LL4N/ASensor Only
2023HondaPilot3.5LV6N/ASensor Only
2022AcuraRDX2.0LL4N/ASensor Only
2022AcuraTLX3.0LV6N/ASensor Only
2022HondaAccord2.0LL4N/ASensor Only
2022HondaCivic2.0LL4N/ASensor Only
2022HondaCR-V1.5LL4N/ASensor Only
2021AcuraRDX2.0LL4N/ASensor Only
2021AcuraTLX3.0LV6N/ASensor Only
2021HondaAccord2.0LL4N/ASensor Only
2021HondaCivic2.0LL4N/ASensor Only
2021HondaCR-V1.5LL4N/ASensor Only
2020AcuraRDX2.0LL4N/AWalker Mass Air Flow Sensor
2020HondaAccord2.0LL4GASN/AWalker Mass Air Flow Sensor
2020HondaAccord1.5LL4N/AWalker Mass Air Flow Sensor
2020HondaCivicSi1.5LL4N/AWalker Mass Air Flow Sensor
2020HondaCR-V1.5LL4N/AWalker Mass Air Flow Sensor
2019AcuraRDX2.0LL4N/AWalker Mass Air Flow Sensor
2019HondaAccord1.5LL4N/AWalker Mass Air Flow Sensor
2019HondaAccord2.0LL4GASN/AWalker Mass Air Flow Sensor
2019HondaCivicSi1.5LL4N/AWalker Mass Air Flow Sensor
2019HondaCivic2.0LL4N/AWalker Mass Air Flow Sensor
2019HondaCR-V1.5LL4N/AWalker Mass Air Flow Sensor
2018HondaAccord1.5LL4N/AWalker Mass Air Flow Sensor
2018HondaAccord2.0LL4GASN/AWalker Mass Air Flow Sensor
2018HondaCivicSi1.5LL4N/AWalker Mass Air Flow Sensor
2018HondaCivic2.0LL4N/AWalker Mass Air Flow Sensor
2018HondaCR-V1.5LL4N/AWalker Mass Air Flow Sensor
2017HondaCivicSi1.5LL4N/AWalker Mass Air Flow Sensor
2017HondaCivic2.0LL4N/AWalker Mass Air Flow Sensor
2017HondaCR-V1.5LL4N/AWalker Mass Air Flow Sensor
2016HondaCivic2.0LL4N/AWalker Mass Air Flow Sensor

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

379805BAA01MAS0465

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.