Standard Ignition LX-539 Ignition Control Module

Ignition Control Module for Honda and Acura

Standard Ignition LX-539 is a distributorless ignition control module for select Honda and Acura applications. It is built for 12-volt systems and uses a 4-terminal, male-pin oval connector with bolt-on attachment for a direct replacement style installation.

Compatible With 1982-1990 Honda Prelude, 1982-1989 Honda Accord, 1986-1987 Acura Integra, 1986-1987 Acura Legend, and 1984-1987 Honda Civic with TEC Distributor. Standard Ignition LX-539 is also a direct interchange for several OE and aftermarket part numbers used in the same applications.

Key Features

• Distributorless ignition control module for select import vehicles
• 12-volt electrical system application
• 4-terminal male pin design with 1 oval connector
• Bolt-on mounting style
• No flash programming required
• No coil included
• No mounting hardware, bracket, grease pack, or instructions included

Detailed Description

The LX-539 is an ignition control module used in distributorless ignition systems on specific Honda and Acura models from the 1980s. It is specified for vehicles such as the Honda Accord, Honda Prelude, Honda Civic with TEC Distributor, Acura Integra, and Acura Legend, making it a focused replacement for ignition system service on these applications. The Standard Ignition LX-539 part number is commonly searched by technicians and parts buyers looking for an OE-style ignition control module for these vehicles.

This part cross-references 14-0120 and 30120P64505 for the same application.

What It Helps Address

• Engine no-start conditions related to ignition control failure
• Intermittent spark loss
• Rough running caused by a failing ignition module
• Stalling linked to ignition signal interruption
• Misfire concerns tied to distributorless ignition control

Installation Notes and Tips

• Verify the connector shape, terminal count, and mounting style before installation.
• Confirm vehicle fitment by year, make, model, and engine/ignition configuration, including Thermactor Emission or TEC Distributor notes where listed.
• Inspect related ignition components, wiring, and grounds before replacing the module.
• Because mounting hardware is not included, reuse or source the required fasteners separately.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for ignition and electrical service parts. LX-539 is built to match the specified electrical and connector requirements for the listed Honda and Acura applications.