Walker 225-1002 Manifold Absolute Pressure Sensor

Overview of Walker Products Manifold Absolute Pressure Sensor 225-1002

The Walker Products Manifold Absolute Pressure (MAP) Sensor 225-1002 is designed to provide accurate pressure readings for emission control systems. This sensor is compatible with a range of GM and Jeep vehicles, including Buick, Cadillac, Chevrolet, and GMC models, ensuring reliable engine performance and emissions monitoring.

• Terminal Type: Bullet
• Connector Shape: Rectangular
• Terminal Quantity: 3
• Connector Gender: Female
• Terminal Gender: Male

Walker Products Brand Line Details

Walker Products specializes in emission control components, focusing on sensors that meet OEM specifications for durability and accuracy. The 225-1002 MAP sensor is part of this line, engineered to maintain precise manifold pressure readings critical for engine management and emissions compliance.

Product Description and Compatibility

The Walker 225-1002 MAP sensor features a bullet terminal type with three terminals arranged in a rectangular female connector housing, paired with male terminals. This configuration ensures secure electrical connections and compatibility with various vehicle wiring harnesses. It is compatible with multiple makes and models such as the Chevrolet Camaro, Buick LeSabre, Cadillac DeVille, GMC Sierra, Jeep Cherokee, and Pontiac Bonneville, among others. This sensor supports emission control by accurately measuring the absolute pressure inside the intake manifold, which is essential for proper air-fuel mixture adjustments.

Common Applications and Issues Addressed

• Helps resolve engine stalling or rough idling caused by incorrect manifold pressure readings
• Addresses poor fuel economy due to inaccurate air-fuel mixture data
• Prevents check engine light triggers related to MAP sensor faults
• Improves engine performance in Buick, Chevrolet, and Jeep vehicles experiencing emission control issues
• Supports emission system diagnostics and compliance

Installation Notes and Tips

When installing the Walker 225-1002 MAP sensor, ensure the rectangular female connector aligns properly with the vehicle’s wiring harness. Verify that the bullet terminals are securely connected to prevent signal loss. It is recommended to disconnect the battery before installation to avoid electrical shorts. Confirm compatibility with your specific make and model, such as the Chevrolet C1500 or Pontiac Grand Prix, to ensure proper fitment.

Quality Assurance and Warranty

Walker Products maintains strict quality control standards for their emission control sensors, including the 225-1002 MAP sensor. Each unit undergoes testing to meet OEM specifications for accuracy and durability. While specific warranty details are not provided here, Walker Products typically offers coverage against manufacturing defects to support long-term reliability.