Walker 225-1025 Manifold Absolute Pressure Sensor

Overview of Walker 225-1025 Manifold Absolute Pressure Sensor

The Walker 225-1025 Manifold Absolute Pressure (MAP) Sensor is designed to provide accurate pressure readings for optimal engine performance. This sensor is compatible with select Buick, Chevrolet, Oldsmobile, and Pontiac models, including the Achieva, Alero, Cavalier, Grand Am, Malibu, Skylark, and Sunfire.

• Terminal Type: Pin
• Connector Shape: Oval
• Terminal Quantity: 3
• Connector Gender: Female
• Terminal Gender: Male

Detailed Product Description

The Walker 225-1025 MAP Sensor features a three-terminal pin design with an oval-shaped female connector, ensuring a secure and reliable electrical connection. The male terminals provide consistent signal transmission to the engine control unit (ECU). This sensor measures the absolute pressure within the intake manifold, which is critical for calculating air density and optimizing fuel delivery. Its precise construction supports accurate engine management and emissions control.

Walker Products Brand Line Information

Walker Products offers a range of emission control components engineered to meet or exceed OEM specifications. The 225-1025 MAP Sensor is part of this product line, emphasizing durability and compatibility with various GM vehicles. Walker Products focuses on providing reliable sensors that integrate seamlessly with factory systems to maintain vehicle performance and emissions compliance.

Common Applications and Issues Addressed

• Compatible with Buick Achieva, Chevrolet Cavalier, Malibu, Oldsmobile Skylark, Pontiac Grand Am, and other models
• Helps resolve engine stalling or rough idling caused by incorrect manifold pressure readings
• Addresses poor fuel economy due to inaccurate air-fuel mixture calculations
• Prevents check engine light triggers related to MAP sensor faults
• Supports proper emissions control by providing accurate pressure data

Installation Notes and Tips

• Ensure the connector is fully seated with the oval female connector engaging the male terminals
• Verify the terminal type and quantity match the vehicle’s wiring harness before installation
• Handle the sensor carefully to avoid damage to the pins and connector
• Consult the vehicle’s service manual for specific torque specifications and sensor location

Quality Assurance and Warranty

Walker 225-1025 MAP Sensor is manufactured to meet strict quality standards for emission control sensors. While specific warranty details should be confirmed with the supplier, Walker Products typically provides coverage against defects in materials and workmanship to ensure reliable operation throughout the sensor’s service life.