OE Quality
60-Day Returns

Walker 245-1073 Mass Air Flow Sensor
Overview of Walker Mass Air Flow Sensor 245-1073
The Walker Mass Air Flow Assembly 245-1073 is designed specifically for Nissan NX and Sentra models. This mass air flow sensor includes a housing and features a female connector with three terminals, ensuring precise airflow measurement for optimal engine performance.
- Includes housing for secure installation
- Female connector with 3 terminals
- Compatible with Nissan NX and Sentra vehicles
- Part number 245-1073 for accurate identification
- Mounting hardware not included
Walker Mass Air Flow Assembly Product Line Details
The Walker Mass Air Flow Assembly product line focuses on delivering reliable emission control sensors that meet OEM specifications. This line emphasizes durability and accurate airflow readings, which are critical for maintaining engine efficiency and emissions compliance. The 245-1073 sensor is part of this line, providing a direct fit solution for Nissan NX and Sentra models.
Product Features and Specifications
This mass air flow sensor comes with an integrated housing, which protects the sensor element and simplifies installation. The sensor uses a female connector with three terminals, designed to interface correctly with the vehicle’s wiring harness. While mounting hardware is not included, the sensor’s design allows for straightforward replacement in compatible Nissan models.
Common Applications and Issues Addressed
- Restores accurate air intake measurement for Nissan NX and Sentra
- Helps resolve engine performance issues related to faulty airflow readings
- Addresses rough idling and poor acceleration caused by sensor failure
- Supports emission control by ensuring proper air-fuel mixture
- Prevents check engine light triggers related to mass air flow sensor faults
Installation Notes and Tips
When installing the Walker mass air flow sensor 245-1073, ensure the housing is properly seated to avoid air leaks. Verify the female connector with three terminals matches the vehicle’s wiring harness before installation. Since mounting hardware is not included, reuse existing hardware or source compatible fasteners. Handle the sensor carefully to avoid damage to the sensing element.
Quality Assurance and Warranty
Walker mass air flow sensors are manufactured to meet strict quality standards for emission control components. The 245-1073 sensor undergoes rigorous testing to ensure reliable performance and durability. Warranty coverage details should be confirmed with the product documentation or supplier.
| Brand | Walker |
| Part Number | 245-1073 |
| Position | Walker Mass Air Flow Assembly |
| Connector Gender | Female |
| Housing Included | Yes |
| Mounting Hardware Included | No |
| Terminal Quantity | 3 |
This part fits 7 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1994 | Nissan | Sentra | 1.6L | L4 | N/A | Walker Mass Air Flow Assembly |
| 1993 | Nissan | NX | 1.6L | L4 | N/A | Walker Mass Air Flow Assembly |
| 1993 | Nissan | Sentra | 1.6L | L4 | N/A | Walker Mass Air Flow Assembly |
| 1992 | Nissan | NX | 1.6L | L4 | N/A | Walker Mass Air Flow Assembly |
| 1992 | Nissan | Sentra | 1.6L | L4 | N/A | Walker Mass Air Flow Assembly |
| 1991 | Nissan | NX | 1.6L | L4 | N/A | Walker Mass Air Flow Assembly |
| 1991 | Nissan | Sentra | 1.6L | L4 | N/A | Walker Mass Air Flow Assembly |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.