Standard Ignition PR89 Fuel Injection Pressure Regulator

Reliable Fuel Injection Pressure Regulator for Geo, Lexus, and Toyota

The Standard Ignition PR89 fuel injection pressure regulator is designed to maintain consistent fuel pressure for optimal engine performance. Compatible with select Geo, Lexus, and Toyota models, this component ensures precise fuel delivery under varying operating conditions.

• Compatible with Geo Prizm, Lexus ES300, and Toyota Avalon, Camry, Celica, and Corolla
• Maintains stable fuel pressure for efficient fuel injection system operation
• Direct replacement part number PR89 for easy identification and fitment
• Engineered to meet OEM specifications for reliable performance
• Durable construction to withstand typical engine bay conditions

Product Overview and Functionality

The Standard Ignition PR89 fuel injection pressure regulator plays a critical role in the air and fuel delivery system by regulating the fuel pressure supplied to the injectors. This regulation ensures that the fuel injectors deliver the correct amount of fuel to the engine, which is essential for maintaining proper air-fuel mixture and engine efficiency. Designed specifically for use in Geo, Lexus, and Toyota vehicles such as the Avalon, Camry, Celica, Corolla, ES300, and Prizm, this part meets the precise requirements of these models to support consistent engine performance and emissions control.

Common Applications and Problem Resolution

• Corrects fuel pressure fluctuations that cause rough idling or engine hesitation
• Resolves issues related to poor fuel economy due to improper fuel delivery
• Addresses engine stalling or misfires linked to inconsistent fuel pressure
• Prevents fuel leaks and pressure loss in the fuel injection system
• Supports smooth acceleration and overall drivability improvements

Installation Notes and Recommendations

Installation of the Standard Ignition PR89 fuel injection pressure regulator should be performed by a qualified technician familiar with the fuel system of Geo, Lexus, and Toyota vehicles. Before installation, relieve fuel system pressure to avoid fuel spray. Verify compatibility with the specific vehicle model and engine type. Use appropriate tools to remove the old regulator and install the new one, ensuring all connections are secure and free of leaks. After installation, check for proper fuel pressure and system operation.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The PR89 fuel injection pressure regulator undergoes rigorous quality control testing to maintain consistent functionality. This part is backed by Standard Ignition's limited warranty, providing coverage against defects in materials and workmanship under normal use conditions.