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Walker 245-2179 Mass Air Flow Sensor
| Brand | Walker 245-2179 |
|---|---|
| Connector Gender | Female |
| Housing Included | No |
| Mounting Hardware Included | Yes |
| Terminal Quantity | 5 |
| Product line | Walker Mass Air Flow Sensor |
| Fits | Land Rover · 6 vehicles |
OE-standard quality. Built to meet or exceed OEM specifications.
Engine sensor expertise. From a long-time maker of fuel system and engine management parts.
Mounting hardware included. Helps streamline installation right out of the box.
Cross-references MF21155N for the same application. See all 1.
Walker Mass Air Flow Sensor 245-2179
Walker Mass Air Flow Sensor 245-2179 is a direct-fit engine management sensor for select Land Rover Discovery applications. It is built for vehicles that need accurate airflow signal input to support proper fuel delivery and drivability.
Key Features
- Mass air flow sensor for emission control and engine management systems
- 5-terminal female connector for the specified application
- Mounting hardware included for installation
- Housing not included
- Walker Products engineering and manufacturing support for OE-style application accuracy
- ISO 9001 and IATF 16949 certified manufacturing standards
Application Details
Compatible with 2000-2004 Land Rover Discovery, N/A. Compatible with 1999 Land Rover Discovery, N/A, for models with OE number ERR7171. This Walker Mass Air Flow Sensor 245-2179 is also referenced for the same application under cross-reference part number MF21155N.
Walker Products has supplied fuel system and engine sensor components since 1946, with a focus on parts that meet or exceed OEM specifications. The Walker Mass Air Flow Sensor line is supported by in-house manufacturing, product management, and engineering resources to help maintain application accuracy and technical consistency across vehicle listings.
What It Helps Address
- Incorrect airflow signal to the engine control system
- Rough idle caused by inaccurate air measurement
- Hesitation or poor throttle response
- Fuel trim issues related to sensor output
- Check engine light conditions tied to mass air flow sensor faults
Installation Notes
Verify connector style, terminal count, and OE reference before installation. This sensor uses a 5-terminal female connector and includes mounting hardware; the housing is not included. Confirm the vehicle application against the OE number ERR7171 when servicing 1999 Land Rover Discovery models.
Quality Assurance
Walker Products manufactures engine sensors under ISO 9001 and IATF 16949 certified processes and backs production with engineering and technical support. Part number 245-2179 is produced to meet or exceed OEM standards and specifications for the listed Land Rover Discovery applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Land Rover | Discovery | 4.6L | V8 | N/A | Walker Mass Air Flow Sensor |
| 2003 | Land Rover | Discovery | 4.6L | V8 | N/A | Walker Mass Air Flow Sensor |
| 2002 | Land Rover | Discovery | 4.0L | V8 | N/A | Walker Mass Air Flow Sensor |
| 2001 | Land Rover | Discovery | 4.0L | V8 | N/A | Walker Mass Air Flow Sensor |
| 2000 | Land Rover | Discovery | 4.0L | V8 | N/A | Walker Mass Air Flow Sensor |
| 1999 | Land Rover | Discovery | 4.0L | V8 | N/A | Compatible with models with OE number ERR7171.; Walker Mass Air Flow Sensor |
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