Denso 198-0003 Manifold Absolute Pressure Sensor

Overview of the Denso Manifold Absolute Pressure Sensor 198-0003

The Denso Manifold Absolute Pressure (MAP) Sensor 198-0003 is designed for precise engine management in Subaru vehicles. This sensor is compatible with Subaru Forester, Impreza, Legacy, and Outback models, providing reliable performance and accurate pressure readings.

• Terminal Type: Pin
• Connector Quantity: 1
• Connector Shape: Oval
• Terminal Quantity: 3
• Connector Gender: Female
• Terminal Gender: Male

Technical Details and Attributes

This MAP sensor features a single oval-shaped female connector with three male pin terminals, ensuring secure and stable electrical connections. The pin terminal type supports consistent signal transmission critical for engine control units to monitor manifold pressure accurately. The design is tailored to fit specific Subaru models, including the Forester, Impreza, Legacy, and Outback, making it a direct replacement part with part number 198-0003.

Compatible Subaru Models and Applications

The Denso 198-0003 MAP sensor is compatible with multiple Subaru vehicles, including the Forester, Impreza, Legacy, and Outback. It is engineered to meet the specifications required for these models, ensuring proper fitment and function within the emission control system.

Common Issues Addressed by the MAP Sensor

• Erratic engine idling or stalling
• Poor fuel economy due to incorrect air-fuel mixture
• Check engine light triggered by faulty manifold pressure readings
• Reduced engine performance and acceleration
• Emission control system malfunctions

Installation Notes and Tips

When installing the Denso MAP sensor 198-0003, ensure the oval female connector aligns properly with the vehicle’s wiring harness. Verify that the three male pin terminals are clean and free of corrosion before connection. It is recommended to disconnect the battery before installation to prevent electrical shorts. After installation, clear any diagnostic trouble codes and perform a system check to confirm proper sensor operation.

Quality Assurance and Warranty Information

Denso manufactures this MAP sensor to meet OEM standards for durability and accuracy. The part number 198-0003 undergoes rigorous testing to ensure reliable performance in Subaru Forester, Impreza, Legacy, and Outback models. Warranty coverage details should be confirmed at the point of purchase, typically including protection against manufacturing defects.