Standard Ignition US-164 Ignition Switch

Ignition Switch for Toyota MR2

Standard Ignition US-164 is a column-mounted ignition switch built with a black and gray plastic finish, a rectangular female connector, and 9 male blade terminals. It is a direct-fit replacement for select 1986-1989 Toyota MR2 models and is designed for bolt-on attachment at the steering column.

Key Features

• Fits 1986-1989 Toyota MR2, column position
• Standard Ignition US-164 ignition switch replacement
• Bolt-on attachment method for straightforward mounting
• 1 rectangular female connector with 9 male blade terminals
• Black and gray plastic construction
• Cross-reference part numbers include 18-0339 and CS180 for the same application

Detailed Description

Standard Ignition US-164 is an ignition switch for Toyota MR2 models from 1986 through 1989. It mounts on the column and uses a single rectangular female connector with 9 male blade terminals, matching the electrical interface needed for the vehicle’s ignition circuit. If you are searching for a Toyota MR2 ignition switch, column-mounted ignition switch, or Standard Ignition US-164 replacement, this part provides the specified fitment and connector layout for the listed vehicles.

This part cross-references 18-0339 and CS180 for the same application.

Common Issues It May Address

• Intermittent no-start condition related to ignition switch wear
• Key position problems when turning to ACC, ON, or START
• Electrical contact loss in the ignition circuit
• Accessory or starter engagement issues tied to switch failure
• Replacement need after connector or terminal wear

Installation Notes and Tips

Verify the column-mounted switch style, connector shape, and terminal count before installation. Compare the existing switch to Standard Ignition US-164 and confirm the vehicle is a 1986-1989 Toyota MR2. Because ignition switch replacement involves the steering column and vehicle electrical system, follow the factory service procedure and disconnect the battery before service.

Quality Assurance

Standard Ignition supplies replacement ignition components for service applications, and US-164 is built to match the listed fitment and connector specifications for the confirmed Toyota MR2 years.