Hitachi TPS0003 Throttle Position Sensor

Throttle Position Sensor for Nissan and INFINITI

Restore accurate throttle signal feedback with the Hitachi TPS0003 throttle position sensor. This OE-style sensor is built for direct-fit applications on select Nissan and INFINITI models, including Sentra, 200SX, I30, and Maxima.

Use Hitachi TPS0003 when you need a replacement throttle position sensor for 1995-1999 Nissan and INFINITI vehicles with the specified two-bolt, three-terminal blade connector setup.

Key Features

• Hitachi TPS0003 throttle position sensor for emission control and engine management systems
• Actual OE grade construction for direct replacement use
• Three-terminal, male blade connector design
• Two-bolt mount type for the listed applications
• Fits select Nissan Sentra, Nissan 200SX, INFINITI I30, and Nissan Maxima applications
• Cross-reference part number: 22620-31U0A NNA

Detailed Description

The Hitachi TPS0003 is a throttle position sensor used to report throttle angle to the engine control system. Accurate throttle input is important for fuel delivery, idle quality, and drivability, especially on older Nissan and INFINITI platforms that rely on precise sensor feedback. This part number, TPS0003, is listed for 1998-1999 Nissan Sentra, 1998 Nissan 200SX, 1996-1997 INFINITI I30 except California models, and 1995 Nissan Maxima except California models.

For buyers searching for a throttle position sensor for 1998-1999 Nissan Sentra or a replacement TPS0003 for 1996-1997 INFINITI I30, this part matches the OE-style mounting and connector details shown in the fitment data. It also cross-references 22620-31U0A NNA for the same application.

Common Issues This Part May Address

• Erratic or delayed throttle response
• Unstable idle speed
• Throttle angle signal faults stored by the engine control unit
• Hesitation during acceleration
• Driveability concerns related to worn throttle position sensor output

Installation Notes and Tips

Verify the connector style, terminal count, and two-bolt mount before installation. Confirm vehicle application by year, make, model, and emissions configuration, since the listed INFINITI I30 and Nissan Maxima applications exclude California models. After installation, inspect throttle linkage movement and clear any stored diagnostic trouble codes as needed.

Quality Assurance

Hitachi supplies this part as an Actual OE-grade replacement, giving buyers a factory-style option for the listed Nissan and INFINITI applications. Part number TPS0003 is identified for direct-fit use where the original sensor matches the specified connector and mounting configuration.