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Standard Ignition MAS0175 Mass Air Flow Sensor
| Brand | Standard Ignition MAS0175 |
|---|---|
| Attachment Method | Bolt On |
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Housing Included | Yes |
| Material | Metal, Plastic |
| Notes | Complete Assembly |
| Number of Bolt Holes | 4 |
| Terminal Gender | Male |
| Terminal Type | Blade |
| Fits | INFINITI and Nissan · 4 vehicles |
Bolt-on installation. Complete assembly with a rectangular connector for straightforward replacement.
Complete assembly. Includes the housing for a ready-to-install sensor unit.
Metal and plastic construction. Built with a durable mixed-material housing.
Cross-references Standard Ignition MAS0175, 2-14622 and 226804W000 for the same application. See all 5.
Mass Air Flow Sensor for Nissan and INFINITI
Standard Ignition MAS0175 is a complete mass air flow sensor assembly built for direct replacement in select Nissan and INFINITI applications. It uses a bolt-on design with a rectangular female connector and a metal/plastic housing for a straightforward OE-style fit.
Compatible with 2001-2002 Nissan Pathfinder and 2002-2003 INFINITI QX4, this MAS0175 sensor is specified for vehicles that need accurate airflow measurement for proper engine management.
Key Features
- Complete assembly mass air flow sensor
- Bolt-on attachment method with 4 bolt holes
- Rectangular female connector with 4 male blade terminals
- Housing included for direct replacement service
- Metal and plastic construction
- Standard Ignition MAS0175 application-specific fitment
Detailed Description
The Standard Ignition MAS0175 mass air flow sensor is engineered for select Nissan Pathfinder and INFINITI QX4 models. As a complete assembly, it provides the sensor and housing configuration needed for vehicles that rely on precise intake air measurement to support fuel delivery and engine control. The bolt-on mounting style and single rectangular connector help match the original installation layout on the listed applications.
This part cross-references 2-14622 and MA1046 for the same application. If you are replacing a failing MAF sensor on a 2001-2002 Nissan Pathfinder or a 2002-2003 INFINITI QX4, MAS0175 is the direct-fit part number to verify against your original unit.
Common Issues This Part May Address
- Rough idle caused by inaccurate airflow readings
- Hesitation or stumble during acceleration
- Check engine light related to mass air flow sensor faults
- Poor fuel control from a contaminated or failing sensor
- Driveability problems on Nissan Pathfinder and INFINITI QX4 models
Installation Notes and Tips
Confirm the connector shape, terminal count, and bolt pattern before installation. Inspect the intake tract for dirt, oil residue, or air leaks that can affect sensor readings after replacement. For best results, compare the original sensor housing and connector layout to the MAS0175 before final fitment on the vehicle.
Quality Assurance
Standard Ignition supplies application-specific replacement sensors for emission control systems, including mass air flow sensors built to match listed vehicle requirements. Verify fitment by year, make, and model before ordering.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2003 | INFINITI | QX4 | N/A | — |
| 2002 | INFINITI | QX4 | N/A | — |
| 2002 | Nissan | Pathfinder | N/A | — |
| 2001 | Nissan | Pathfinder | N/A | — |
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