Walker 225-1315 Manifold Absolute Pressure Sensor

Overview of Walker Manifold Absolute Pressure Sensor 225-1315

The Walker 225-1315 Manifold Absolute Pressure (MAP) Sensor is designed for precise engine management in select Lexus and Toyota vehicles. This sensor plays a critical role in monitoring engine load and optimizing fuel delivery for models such as the Lexus GS450h and Toyota Highlander.

• Compatible with Lexus GS450h, RX450h and Toyota GX460, Highlander, Tundra
• Part number 225-1315 ensures exact fit and function
• Measures manifold absolute pressure for accurate engine control
• Manufactured by Walker Products, a trusted name in emission control sensors
• Direct replacement sensor for emission system maintenance

About Walker Products Brand Line

Walker Products specializes in emission control components, including sensors that meet OEM specifications. The Walker 225-1315 MAP sensor is part of this product line, which focuses on delivering reliable and precise sensors to support vehicle emission systems. This ensures compatibility and performance for Lexus and Toyota models requiring accurate manifold pressure readings.

Detailed Product Description

The Walker 225-1315 Manifold Absolute Pressure Sensor is engineered to provide accurate pressure readings from the intake manifold, which is essential for the engine control unit (ECU) to calculate air density and adjust fuel injection accordingly. This sensor supports optimal combustion efficiency and emission control in vehicles such as the Lexus GS450h, RX450h, and Toyota Tundra. Its design ensures a direct fit replacement, maintaining factory performance standards without modification.

Common Applications and Issues Addressed

• Helps resolve engine stalling or rough idling caused by incorrect manifold pressure readings
• Addresses poor fuel economy linked to faulty MAP sensor data
• Prevents check engine light triggers related to emission control faults
• Improves acceleration response by providing accurate load information
• Supports emission compliance by ensuring proper air-fuel mixture

Installation Notes and Tips

Installation of the Walker 225-1315 MAP sensor should be performed with the engine off and cooled down. Ensure the sensor connector is clean and securely attached to avoid signal interruptions. It is recommended to verify sensor calibration after installation using diagnostic tools compatible with Lexus and Toyota vehicles. Follow vehicle-specific service manual instructions for torque specifications and sensor location.

Quality Assurance and Warranty

Walker Products maintains strict quality control standards for their emission control sensors, including the 225-1315 MAP sensor. Each unit undergoes testing to meet OEM performance criteria. While specific warranty details are not provided here, Walker Products typically offers coverage against manufacturing defects. Consult product documentation or authorized sources for warranty terms.