OE Quality
60-Day Returns

Walker 245-2047 Mass Air Flow Sensor
Overview of Walker Mass Air Flow Sensor 245-2047
The Walker Mass Air Flow Sensor 245-2047 is designed for precise air measurement in select Ford and Mercury vehicles. This sensor helps maintain optimal engine performance by accurately monitoring the amount of air entering the engine.
- Compatible with Ford Contour, Mercury Cougar, and Mercury Mystique models
- Includes mounting hardware for straightforward installation
- Features a female connector with 4 terminals
- Housing not included, designed for direct replacement
Walker Mass Air Flow Sensor Product Line Details
The Walker Mass Air Flow Sensor line focuses on emission control sensors that meet OEM specifications. This product line emphasizes reliable sensor performance and fitment accuracy, ensuring proper air flow measurement critical for engine management systems. The 245-2047 sensor is part of this line, providing a direct fit solution for specific Ford and Mercury vehicles.
Product Description and Attributes
This Walker Mass Air Flow Sensor 245-2047 does not include a housing, which means it is intended as a direct sensor replacement using the existing housing in your vehicle. The sensor comes with mounting hardware to facilitate installation. It features a female connector with four terminals, ensuring compatibility with the vehicle’s wiring harness. This sensor is engineered to provide accurate air flow data to the engine control unit, which is essential for fuel mixture adjustments and emission control.
Common Applications and Issues Addressed
- Helps resolve engine performance problems related to incorrect air flow readings
- Addresses rough idling and stalling caused by faulty mass air flow sensors
- Improves fuel efficiency by providing accurate air intake data
- Reduces emission control system errors and check engine light triggers
- Supports proper engine acceleration response in Ford Contour, Mercury Cougar, and Mystique
Installation Notes and Tips
Installation of the Walker Mass Air Flow Sensor 245-2047 requires removal of the old sensor from the existing housing, as the housing is not included. Use the supplied mounting hardware to secure the sensor properly. Ensure the female connector with four terminals is fully seated to avoid electrical connection issues. It is recommended to disconnect the battery before installation to prevent electrical shorts.
Quality Assurance and Warranty
Walker sensors are manufactured to meet or exceed OEM standards for durability and performance. The 245-2047 Mass Air Flow Sensor undergoes quality control testing to ensure reliable operation. Please refer to Walker’s warranty policy for specific coverage details.
| Brand | Walker |
|---|---|
| Part Number | 245-2047 |
| Position | Walker Mass Air Flow Sensor |
| Connector Gender | Female |
| Housing Included | No |
| Mounting Hardware Included | Yes |
| Terminal Quantity | 4 |
This part fits 13 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1999 | Ford | Contour | 2.5L | V6 | N/A | Fits vehicles manufactured before May 3, 1999.; Walker Mass Air Flow Sensor | |
| 1999 | Mercury | Cougar | 2.5L | V6 | N/A | Fits vehicles made prior to May 29, 1999.; Walker Mass Air Flow Sensor | |
| 1999 | Mercury | Mystique | 2.5L | V6 | N/A | Fits vehicles manufactured before May 3, 1999.; Walker Mass Air Flow Sensor | |
| 1998 | Ford | Contour | 2.5L | V6 | N/A | Walker Mass Air Flow Sensor | |
| 1998 | Mercury | Mystique | 2.5L | V6 | N/A | Walker Mass Air Flow Sensor | |
| 1997 | Ford | Contour | 2.5L | V6 | N/A | Walker Mass Air Flow Sensor | |
| 1997 | Mercury | Mystique | 2.5L | V6 | N/A | Walker Mass Air Flow Sensor | |
| 1996 | Ford | Contour | 2.5L | V6 | N/A | Walker Mass Air Flow Sensor | |
| 1996 | Mercury | Mystique | 2.5L | V6 | N/A | Walker Mass Air Flow Sensor | |
| 1995 | Ford | Contour | SE | 2.5L | V6 | N/A | Walker Mass Air Flow Sensor |
| 1995 | Ford | Contour | LX | 2.5L | V6 | N/A | Walker Mass Air Flow Sensor |
| 1995 | Ford | Contour | GL | 2.5L | V6 | N/A | Walker Mass Air Flow Sensor |
| 1995 | Mercury | Mystique | 2.5L | V6 | N/A | Walker 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.