Walker 225-1306 Manifold Absolute Pressure Sensor

Walker 225-1306 Manifold Absolute Pressure Sensor

Walker Products 225-1306 is a manifold absolute pressure sensor for select Nissan and INFINITI applications. It is built to meet or exceed OEM standards and specifications, with engineering and technical support behind the part for accurate vehicle application coverage.

Key Features

• Manifold Absolute Pressure Sensor for engine management systems
• OE-style replacement from Walker Products
• Built to support accurate pressure signal input to the engine control system
• Backed by Walker Products manufacturing and product engineering resources
• Cross-references Hitachi Automotive PRS0003 and Standard Ignition AS665 for the same application

Product Details

Walker Products has supplied fuel system and engine sensor components since 1946, and the Walker Products line focuses on replacement parts manufactured to meet OEM standards. Part number 225-1306 is a manifold absolute pressure sensor used in engine management to report intake manifold pressure data to the vehicle computer. That signal is critical for fuel delivery and drivability on applications such as the 2015-2018 Nissan Altima and 2014-2017 INFINITI QX50. If you are searching for a Walker 225-1306 MAP sensor for Nissan Altima or an INFINITI QX50 manifold absolute pressure sensor, this part matches those confirmed applications.

What It Helps Address

• Rough idle caused by inaccurate manifold pressure readings
• Hard starting related to incorrect engine load data
• Hesitation or poor throttle response
• Fuel trim issues tied to faulty sensor input
• Check engine light concerns related to MAP sensor performance

Installation Notes

Verify the connector style, mounting location, and OE part number before installation. Confirm the application by year and model: Fits 2015-2018 Nissan Altima, N/A; Fits 2014-2017 INFINITI QX50, N/A. For the INFINITI QX50, the fitment notes list location at the power brake booster. Clear diagnostic trouble codes after installation and confirm sensor readings with a scan tool.

Quality Assurance

Walker Products is an ISO 9001/IATF16949 certified manufacturer focused on parts that meet OEM standards and specifications. The company supports its engine sensor products with manufacturing, product management, engineering, and technical documentation resources.