Walker 225-1399 Manifold Absolute Pressure Sensor

Walker 225-1399 Manifold Absolute Pressure Sensor

Walker Products 225-1399 is a manifold absolute pressure sensor for select Ford applications. It is built for accurate engine load input, helping the engine control module manage fuel delivery and ignition timing based on manifold pressure readings.

Compatible With 2018-2020 Ford F-150 and 2019-2020 Ford Transit Connect, this MAP sensor also fits 2021 Ford Transit Connect, sensor only. Walker Products draws on decades of fuel system and engine sensor manufacturing experience, with production and engineering support focused on OEM-level specifications.

Key Features

• Manifold Absolute Pressure Sensor for engine management systems
• Walker Products part number 225-1399
• Direct fitment for select Ford F-150 and Ford Transit Connect applications
• Supports manifold pressure signal input used by the ECM
• Built by an ISO 9001/IATF16949 certified manufacturer
• Cross-references Walker Products CX-2568 and GV2Z 9F479-A for the same application

Product Details

This MAP sensor measures intake manifold pressure so the vehicle computer can calculate engine load more accurately. For 2018-2020 Ford F-150, 2019-2020 Ford Transit Connect, and 2021 Ford Transit Connect sensor-only applications, Walker 225-1399 provides a service replacement option backed by Walker Products’ long history in fuel system and engine sensor manufacturing. The part number 225-1399 is also useful when verifying the correct replacement during diagnosis or ordering.

Common Issues This Part May Address

• Rough idle caused by incorrect manifold pressure input
• Hesitation or poor throttle response under load
• Check engine light related to MAP sensor performance
• Incorrect fuel trim or drivability concerns
• Hard starting or unstable engine operation tied to sensor signal errors

Installation Notes

Confirm the connector style, mounting location, and calibration requirements before installation. On 2021 Ford Transit Connect applications, the listing notes sensor only. After replacement, clear diagnostic trouble codes and verify live data to confirm the new MAP sensor is reporting correctly.

Quality Assurance

Walker Products manufactures engine management components to meet or exceed OEM standards and specifications. The company supports production with in-house manufacturing, engineering, product management, and technical documentation, and operates as an ISO 9001/IATF16949 certified supplier.