Denso 198-1003 Manifold Absolute Pressure Sensor

Overview of the Denso Manifold Absolute Pressure Sensor 198-1003

The Denso Manifold Absolute Pressure Sensor 198-1003 is designed to provide accurate manifold pressure readings for optimal engine performance. This sensor is compatible with select Lexus and Toyota models, including the 4Runner, GX470, Land Cruiser, LX470, Sequoia, Tacoma, and Tundra.

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

About the Denso Manifold Absolute Pressure Sensor Line

The Denso Manifold Absolute Pressure Sensor product line focuses on delivering precise pressure measurements within the intake manifold to support engine control systems. The Manifold Absolute Pressure Sensor 198-1003 is part of this line, engineered to meet OEM specifications for reliable data transmission and durability in emission control applications.

Detailed Product Description

This Manifold Absolute Pressure Sensor features a pin-type terminal with three male terminals housed in a single oval-shaped female connector. The design ensures secure electrical connections and compatibility with the vehicle’s wiring harness. The sensor accurately measures the absolute pressure inside the intake manifold, which is critical for the engine control unit to adjust fuel injection and ignition timing.

Common Applications and Issues Addressed

• Helps resolve engine performance problems related to incorrect air-fuel mixture
• Addresses rough idling and stalling issues in Lexus and Toyota 4Runner, GX470, Land Cruiser, LX470, Sequoia, Tacoma, and Tundra models
• Supports emission control by providing accurate manifold pressure data
• Prevents check engine light triggers related to faulty MAP sensor readings
• Improves fuel efficiency by enabling precise engine management

Installation Notes and Tips

When installing the Denso Manifold Absolute Pressure Sensor 198-1003, ensure the connector is fully seated to avoid poor electrical contact. Verify that the oval-shaped female connector aligns correctly with the vehicle’s wiring harness. Handle the sensor carefully to prevent damage to the pin terminals. It is recommended to consult the vehicle’s service manual for specific installation procedures related to Lexus and Toyota models.

Quality Assurance and Warranty

Denso manufactures the Manifold Absolute Pressure Sensor 198-1003 to meet strict quality standards, ensuring reliable performance and durability. This sensor is designed for emission control applications and undergoes rigorous testing to comply with OEM requirements. Warranty coverage details should be confirmed with the parts provider or vehicle manufacturer.