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Part #: 245-1204

Walker 245-1204 Mass Air Flow Sensor

Walker Mass Air Flow Assembly
⚙️ 2 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Walker Mass Air Flow Assembly
🚗Fitment: Mercury, Marauder
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Walker Mass Air Flow Sensor for Mercury Marauder

The Walker Mass Air Flow Assembly 245-1204 is designed specifically for Mercury Marauder vehicles, ensuring precise air flow measurement for optimal engine performance. This sensor includes a housing and features a female connector with six terminals, tailored to meet the exact specifications of your vehicle.

  • Includes housing for secure installation
  • Female connector with 6 terminals for reliable electrical connection
  • Compatible with Mercury Marauder models
  • Part number 245-1204 for accurate identification
  • Mounting hardware not included

About the Walker Mass Air Flow Assembly Product Line

The Walker Mass Air Flow Assembly product line focuses on delivering accurate and durable mass air flow sensors that integrate seamlessly with vehicle systems. This line emphasizes precise airflow measurement, which is critical for emission control and engine management. The 245-1204 sensor is part of this line, providing a reliable replacement option for Mercury Marauder owners requiring a sensor with included housing and a female 6-terminal connector.

Detailed Product Description

This Walker mass air flow sensor (part number 245-1204) is engineered to measure the volume and density of air entering the engine, a key factor in maintaining proper air-fuel mixture and emission standards. The included housing protects the sensor from environmental factors, while the female connector with six terminals ensures a secure and stable electrical connection. Although mounting hardware is not included, the sensor is designed to fit Mercury Marauder models precisely, facilitating straightforward installation.

Common Issues Addressed by This Mass Air Flow Sensor

  • Irregular engine idling or stalling
  • Reduced fuel efficiency due to inaccurate air measurement
  • Check engine light triggered by faulty airflow readings
  • Engine hesitation or poor acceleration
  • Emission control system malfunctions

Installation Notes and Tips

When installing the Walker 245-1204 mass air flow sensor on a Mercury Marauder, ensure the sensor housing is properly seated to prevent air leaks. Verify the female 6-terminal connector is securely attached to avoid electrical issues. Since mounting hardware is not included, retain original fasteners or source compatible hardware to secure the sensor assembly. Follow vehicle-specific service manual instructions for torque specifications and sensor calibration if required.

Quality Assurance and Warranty

Walker mass air flow sensors are manufactured to meet OEM standards for fit, form, and function. The 245-1204 sensor undergoes rigorous quality control to ensure reliable performance in emission control applications. Warranty coverage details should be confirmed with the product provider or manufacturer documentation.

BrandWalker
Part Number245-1204
PositionWalker Mass Air Flow Assembly
Connector GenderFemale
Housing IncludedYes
Mounting Hardware IncludedNo
Terminal Quantity6

This part fits 2 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004MercuryMarauder4.6LV8N/AWalker Mass Air Flow Assembly
2003MercuryMarauder4.6LV8N/AWalker 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:

221074M3W3Z12B579AA3W3Z12B579AARM590685S29986415477450041AF10063AFLS150AFLS177MAF0043MAS0297MF21074MF21074NSU2378

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