Standard Ignition TH501 Throttle Position Sensor

Throttle Position Sensor Overview

Standard Ignition TH501 is a new throttle position sensor complete assembly for emission control applications. It uses a black housing with a rectangular plug connector and 3 blade terminals to provide a direct-fit electrical connection for the throttle body signal circuit.

Built for vehicles that need accurate throttle angle feedback, this TH501 throttle position sensor supports consistent engine response and proper sensor communication in the throttle control system. It is a practical replacement choice for Honda Civic and Toyota Corolla throttle position sensor service where the original unit has worn or failed.

Key Features

• Brand: Standard Ignition
• Part number: TH501
• New complete assembly
• Black finish
• Female rectangular plug connector
• 3 male blade terminals
• Emission control sensor application

Detailed Description

The Standard Ignition TH501 throttle position sensor is designed to report throttle plate movement to the engine management system. Accurate throttle position input is important for fuel delivery, idle quality, and acceleration response. This replacement sensor uses a single rectangular connector and a 3-terminal blade interface for straightforward electrical matching on the correct application.

For buyers searching for a TH501 throttle position sensor, Standard Ignition TH501, or a throttle position sensor for Honda Civic and Toyota Corolla, this part provides a new replacement assembly for emission control repair work. Cross-reference part numbers include Dorman - HELP 14965 and Walker Products 200-1480 for the same application.

What It Helps Fix

• Throttle position signal errors
• Rough or unstable idle caused by a failing TPS
• Delayed or inconsistent throttle response
• Check engine light concerns related to throttle sensor output
• Driveability issues tied to worn sensor contacts

Installation Notes and Tips

Verify connector shape, terminal style, and sensor indexing before installation. Compare the original unit to the TH501 to confirm the rectangular female plug and 3-blade terminal layout match the vehicle harness and throttle body mounting points. After installation, clear diagnostic trouble codes and confirm throttle signal output with a scan tool if required by the vehicle.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and emission control components. This TH501 is a new replacement part built to meet the needs of throttle position sensor service on the listed application type.