Standard Ignition US-524 Ignition Switch

Ignition Switch for Mazda MX-3 and RX-7

Standard Ignition US-524 is a column-mounted ignition switch built for direct replacement service on select Mazda applications. It uses a bolt-on attachment method, a rectangular female connector, and 6 male blade terminals for a straightforward electrical interface.

Key Features

• Standard Ignition US-524 ignition switch
• Bolt-on attachment method for secure column mounting
• Rectangular 1-connector design with female connector gender
• 6 male blade terminals for the vehicle harness connection
• Column mounting location
• Fits 1994-1996 Mazda MX-3, angled type
• Fits 1993-1995 Mazda RX-7

Detailed Description

This ignition switch is specified for 1994-1996 Mazda MX-3, angled type, and 1993-1995 Mazda RX-7 applications. Standard Ignition US-524 is built around the original connector and terminal layout, which helps maintain proper electrical contact at the steering column. For buyers searching for a Mazda MX-3 ignition switch or a Mazda RX-7 ignition switch, this part number provides a direct-fit service option for the listed vehicles.

This part cross-references CS864 and FD0166151 for the same application.

What It Helps Fix

• Intermittent no-start conditions caused by worn switch contacts
• Key-turn electrical issues at the steering column
• Accessory or ignition circuit loss during key operation
• Electrical faults related to a damaged rectangular connector or blade terminals
• Starting problems on Mazda MX-3 and Mazda RX-7 models with the listed fitment

Installation Notes and Tips

Verify the column-mounted switch style, connector shape, and terminal count before installation. Match the angled type requirement on 1994-1996 Mazda MX-3 applications and confirm the harness connector orientation on 1993-1995 Mazda RX-7 models. Inspect the mating connector, terminals, and surrounding column components for heat damage or corrosion before final assembly.

Quality Assurance

Standard Ignition supplies ignition and electrical service parts for replacement use, and US-524 is built to match the listed fitment and connection style for the specified Mazda vehicles.