Spectra TB1001 Fuel Injection Throttle Body Assembly

Spectra TB1001 Fuel Injection Throttle Body

The Spectra TB1001 fuel injection throttle body assembly is an OE-style electronic replacement built for precise air control and consistent throttle response. It is engineered, developed, and tested to meet original equipment requirements for a direct-fit service part.

• Electronic throttle body assembly for fuel injection systems
• OE-level fit and function for direct replacement service
• Built to meet or exceed original equipment performance targets
• Compatible with select Nissan and INFINITI applications
• Part number TB1001 for catalog and cross-reference lookup

Vehicle Fitment

• Fits 2004-2009 Nissan Quest, N/A
• Fits 2003-2008 INFINITI FX35, N/A
• Fits 2006-2008 INFINITI M35, N/A
• Fits 2002-2008 Nissan Maxima, N/A
• Fits 2003-2008 Nissan Murano, N/A
• Fits 2003-2006 INFINITI G35, N/A
• Fits 2003-2006 Nissan 350Z, N/A
• Fits 2002-2006 Nissan Altima, N/A
• Fits 2002-2004 INFINITI I35, N/A

Detailed Description

Use the Spectra TB1001 when replacing a worn or malfunctioning electronic throttle body on select Nissan and INFINITI vehicles. This throttle body assembly is designed for the air and fuel delivery system and supports accurate throttle control in applications such as the Nissan Altima, Nissan Maxima, Nissan Murano, and INFINITI G35. The TB1001 is a practical OE replacement choice for service work where factory-style operation is required.

This part cross-references Hitachi Automotive ETB0013 for the same application.

Common Replacement Reasons

• Unstable or inconsistent idle speed
• Throttle response delay or hesitation
• Electronic throttle body fault codes
• Reduced drivability from a worn throttle plate or sensor issue
• Need for OE-style replacement on Nissan and INFINITI models

Installation Notes and Tips

Before installation, verify the part number TB1001 against the vehicle’s original throttle body and connector style. After installation, follow the manufacturer’s relearn or idle relearn procedure if required by the vehicle. Inspect the intake tract, gasket surfaces, and related sensors for contamination or wear during service.

Quality Assurance

Spectra Premium electronic throttle bodies are engineered and tested to meet OE requirements, with performance targets aligned to the original equipment part they replace.