Standard Ignition US-486 Ignition Switch

Ignition Switch for Mazda B-Series Trucks

Standard Ignition US-486 is a column-mounted ignition switch for select Mazda B-Series trucks. It is built for direct bolt-on attachment and uses a rectangular connector layout with mixed blade and pin terminals for the specified vehicle applications.

Compatible With 1986-1989 Mazda B2000, 1987-1989 Mazda B2200, and 1987-1989 Mazda B2600 models, this ignition switch supports replacement of a worn or failing column switch assembly. The US-486 part number is also useful when cross-checking ignition switch replacement needs for these Mazda truck applications.

Key Features

• Standard Ignition US-486 ignition switch
• Bolt-on attachment method for column mounting
• Column-mounted design
• Rectangular connector shape
• 4 connector cavities with female and male connector genders
• 9 terminals with blade and pin terminal types
• Direct-fit replacement for select Mazda B-Series trucks

Detailed Product Overview

This ignition switch is specified for the steering column and uses a 4-connector, 9-terminal configuration to match the listed Mazda truck applications. Standard Ignition US-486 is a practical replacement choice when the original switch no longer provides consistent electrical contact at the column. This part cross-references 18-0598 and CS826 for the same application.

Common Problems This Part Can Address

• Intermittent or no-start conditions caused by ignition switch wear
• Loss of accessory, ignition, or starter circuit function at the column
• Electrical contact issues from a damaged or fatigued switch assembly
• Key-turn response problems tied to the ignition switch circuit
• Replacement needs after diagnosing a failed column-mounted switch

Installation Notes and Tips

Verify the connector count, terminal style, and column mounting layout before installation. Match the vehicle year, make, and model exactly to the listed fitment for 1986-1989 Mazda B2000, 1987-1989 Mazda B2200, and 1987-1989 Mazda B2600 applications. Confirm the existing switch uses the same rectangular connector profile and bolt-on attachment method before replacing the original unit.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and ignition components. US-486 is built to match the listed fitment and connector specifications for the supported Mazda B-Series truck applications.