Hitachi PRS0003 Manifold Absolute Pressure Sensor - Front, Fuel Tank or Manifold

Reliable Manifold Absolute Pressure Sensor for Nissan and INFINITI

The Hitachi PRS0003 Manifold Absolute Pressure Sensor is designed to provide accurate pressure readings for optimal engine performance. Compatible with various Nissan and INFINITI models, this sensor helps maintain efficient fuel management and emission control.

• Manufacturer: Hitachi
• Part Number: PRS0003
• Category: Emission Control > Sensors
• Part Type: Manifold Absolute Pressure Sensor
• Compatible with Nissan 370Z, Altima, and INFINITI EX35, EX37, G25, G37, Q40, Q60, QX50
• No installation hardware or instructions included
• No fuel pressure gauge included

Product Details and Specifications

The Hitachi PRS0003 sensor measures the absolute pressure within the intake manifold, providing critical data to the engine control unit (ECU). This data is essential for adjusting fuel injection and ignition timing, ensuring the engine runs efficiently and meets emission standards. The sensor is engineered to meet OEM specifications for Nissan and INFINITI vehicles, including the 370Z, Altima, EX35, EX37, G25, G37, Q40, Q60, and QX50 models. While the package does not include installation hardware or instructions, the sensor is designed for straightforward replacement by qualified technicians.

Common Applications and Problem Resolution

• Helps resolve engine performance issues related to incorrect air-fuel mixture
• Addresses rough idling and stalling caused by faulty manifold pressure readings
• Improves fuel efficiency by providing accurate manifold pressure data
• Supports emission control systems to reduce harmful exhaust output
• Prevents check engine light triggers related to MAP sensor faults

Installation Notes and Tips

Installation of the Hitachi PRS0003 sensor should be performed by a professional or experienced technician. Since installation hardware and instructions are not included, refer to the vehicle’s service manual for proper procedures. Ensure the sensor connector is securely attached and check for vacuum leaks around the intake manifold after installation to maintain sensor accuracy.

Quality Assurance and Warranty

Manufactured by Hitachi, the PRS0003 sensor adheres to strict quality standards to ensure reliable performance and durability. While specific warranty details are not provided, Hitachi products typically come with manufacturer-backed warranties. Verify warranty coverage with the supplier or vehicle manufacturer for peace of mind.