HomeEmission Control > SensorsStandard Ignition MAS0423 Mass Air Flow Sensor
Part #: MAS0423

Standard Ignition MAS0423 Mass Air Flow Sensor

133 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Acura and Honda, TLX, RDX, Accord, MDX, RLX, CR-Z, Fit, HR-V, ILX, Civic, Crosstour, Insight, Ridgeline, and Pilot
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Overview of Standard Ignition Mass Air Flow Sensor MAS0423

The Standard Ignition MAS0423 Mass Air Flow Sensor is designed for precise air measurement in various Acura and Honda models. This sensor features a female rectangular plug-in connector with five male blade terminals, ensuring reliable electrical connections for optimal engine performance.

  • Connector Gender: Female
  • Connector Quantity: 1
  • Connector Shape: Rectangular
  • Connector Type: Plug in
  • Terminal Gender: Male
  • Terminal Quantity: 5
  • Terminal Type: Blade
  • Sensor only, no additional components included

Detailed Product Description

The MAS0423 Mass Air Flow Sensor from Standard Ignition is engineered to accurately measure the volume and density of air entering the engine. This data is critical for the engine control unit (ECU) to optimize fuel injection and ignition timing. The sensor’s female rectangular plug-in connector with five male blade terminals provides a secure and stable connection, minimizing signal loss or interference. Compatible with a range of Acura and Honda vehicles including Accord, Civic, CR-V, MDX, Odyssey, and more, this sensor supports efficient engine operation and emission control.

Compatible Vehicles and Applications

This mass air flow sensor is compatible with the following makes and models:

  • Acura: ILX, MDX, RDX, RLX, TLX
  • Honda: Accord, Civic, Clarity, CR-V, CR-Z, Crosstour, Fit, HR-V, Insight, Odyssey, Passport, Pilot, Ridgeline

Common Issues Addressed by MAS0423 Sensor

  • Erratic engine idling or stalling
  • Reduced fuel efficiency and increased emissions
  • Check Engine Light triggered due to air flow sensor faults
  • Poor acceleration or hesitation during throttle response
  • Engine performance issues related to incorrect air-fuel mixture

Installation Notes and Tips

Installation of the Standard Ignition MAS0423 sensor requires careful handling of the plug-in connector to avoid damage to the five male blade terminals. Ensure the connector is fully seated and locked in place to maintain a secure electrical connection. It is recommended to disconnect the vehicle battery before installation to prevent electrical shorts. Verify sensor calibration and clear any diagnostic trouble codes after installation.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications. The MAS0423 Mass Air Flow Sensor undergoes rigorous testing to ensure durability and accurate performance. This sensor is backed by Standard Ignition’s limited warranty, providing coverage against defects in materials and workmanship under normal use.

BrandStandard Ignition
Part NumberMAS0423
Connector GenderFemale
Connector ShapeRectangular
NotesSensor Only
Terminal GenderMale
Terminal TypeBlade

This part fits 133 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2025AcuraMDX3.5LV6N/A
2025HondaOdysseyN/A
2025HondaPassport3.5LV6N/A
2025HondaRidgeline3.5LV6N/A
2024AcuraMDX3.5LV6N/A
2024HondaOdysseyN/A
2024HondaPassport3.5LV6N/A
2024HondaRidgeline3.5LV6N/A
2023AcuraMDX3.5LV6N/A
2023HondaOdysseyN/A
2023HondaPassport3.5LV6N/A
2023HondaRidgeline3.5LV6N/A
2022AcuraMDX3.5LV6N/A
2022HondaAccord2.0LL4FULL HYBRID EV-GAS (FHEV)N/A
2022HondaCR-V2.0LL4N/A
2022HondaHR-V1.8LL4N/A
2022HondaInsight1.5LL4N/A
2022HondaOdysseyN/A
2022HondaPassport3.5LV6N/A
2022HondaPilot3.5LV6N/A
2022HondaRidgeline3.5LV6N/A
2021HondaAccord2.0LL4FULL HYBRID EV-GAS (FHEV)N/A
2021HondaClarityN/A
2021HondaCR-V2.0LL4N/A
2021HondaHR-V1.8LL4N/A
2021HondaInsight1.5LL4N/A
2021HondaOdysseyN/A
2021HondaPassport3.5LV6N/A
2021HondaPilot3.5LV6N/A
2021HondaRidgeline3.5LV6N/A
2020AcuraMDX3.0LV6N/A
2020AcuraRLX3.5LV6N/A
2020AcuraTLXN/A
2020HondaAccord2.0LL4FULL HYBRID EV-GAS (FHEV)N/A
2020HondaClarityN/A
2020HondaCR-V2.0LL4N/A
2020HondaFit1.5LL4N/A
2020HondaHR-V1.8LL4N/A
2020HondaInsight1.5LL4N/A
2020HondaOdysseyN/A
2020HondaPassport3.5LV6N/A
2020HondaPilot3.5LV6N/A
2020HondaRidgeline3.5LV6N/A
2019AcuraMDX3.0LV6N/A
2019AcuraRLX3.5LV6N/A
2019AcuraTLXN/A
2019HondaAccord2.0LL4FULL HYBRID EV-GAS (FHEV)N/A
2019HondaClarityN/A
2019HondaFit1.5LL4N/A
2019HondaHR-V1.8LL4N/A
2019HondaInsight1.5LL4N/A
2019HondaOdysseyN/A
2019HondaPassport3.5LV6N/A
2019HondaPilot3.5LV6N/A
2019HondaRidgeline3.5LV6N/A
2018AcuraMDX3.0LV6N/A
2018AcuraRDXN/A
2018AcuraRLX3.5LV6N/A
2018AcuraTLXN/A
2018HondaAccord2.0LL4FULL HYBRID EV-GAS (FHEV)N/A
2018HondaClarityN/A
2018HondaFit1.5LL4N/A
2018HondaHR-V1.8LL4N/A
2018HondaOdysseyN/A
2018HondaPilot3.5LV6N/A
2018HondaRidgeline3.5LV6N/A
2017AcuraMDX3.0LV6N/A
2017AcuraRDXN/A
2017AcuraRLX3.5LV6N/A
2017AcuraTLXN/A
2017HondaAccordN/A
2017HondaFit1.5LL4N/A
2017HondaHR-V1.8LL4N/A
2017HondaPilot3.5LV6N/A
2017HondaRidgeline3.5LV6N/A
2016AcuraMDX3.5LV6N/A
2016AcuraRDX3.5LV6N/A
2016AcuraRLX3.5LV6N/A
2016AcuraTLXN/A
2016HondaAccordN/A
2016HondaCR-Z1.5LL4N/A
2016HondaFit1.5LL4N/A
2016HondaHR-V1.8LL4N/A
2016HondaPilot3.5LV6N/A
2015AcuraILX2.0LL4N/A
2015AcuraMDX3.5LV6N/A
2015AcuraRDX3.5LV6N/A
2015AcuraRLX3.5LV6N/A
2015AcuraTLXN/A
2015HondaAccordN/A
2015HondaCivic1.5LL4N/A
2015HondaCivic1.8LL4N/A
2015HondaCR-Z1.5LL4N/A
2015HondaCrosstour3.5LV6N/A
2015HondaFit1.5LL4N/A
2015HondaPilot3.5LV6N/A
2014AcuraILX1.5LL4N/A
2014AcuraILX2.0LL4N/A
2014AcuraMDX3.5LV6N/A
2014AcuraRDX3.5LV6N/A
2014AcuraRLX3.5LV6N/A
2014HondaAccordN/A
2014HondaCivic1.5LL4N/A
2014HondaCivic1.8LL4N/A
2014HondaCR-Z1.5LL4N/A
2014HondaCrosstour3.5LV6N/A
2014HondaInsightN/A
2014HondaPilot3.5LV6N/A
2014HondaRidgeline3.5LV6N/A
2013AcuraILX1.5LL4N/A
2013AcuraILX2.0LL4N/A
2013AcuraRDX3.5LV6N/A
2013HondaAccordN/A
2013HondaCivic1.5LL4N/A
2013HondaCivic1.8LL4N/A
2013HondaCR-Z1.5LL4N/A
2013HondaCrosstour3.5LV6N/A
2013HondaFit1.5LL4N/A
2013HondaInsightN/A
2013HondaPilot3.5LV6N/A
2013HondaRidgeline3.5LV6N/A
2012HondaCivic1.5LL4N/A
2012HondaCivic1.8LL4N/A
2012HondaCR-Z1.5LL4N/A
2012HondaFit1.5LL4N/A
2012HondaInsightN/A
2012HondaPilot3.5LV6N/A
2012HondaRidgeline3.5LV6N/A
2011HondaCR-Z1.5LL4N/A
2011HondaFit1.5LL4N/A
2011HondaInsightN/A
2010HondaInsightN/A
2007HondaPilot3.5LV6N/A

* 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:

2-14761245-114537980RC0M015S1313674-50047AF10145DL-3017MA1255MA190MAF0122

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