Standard Ignition US-198 Ignition Switch

Brand Standard Ignition US-198
Attachment Method Direct
Connector Gender Male; Male
Connector Shape Rectangular
Mounting Location Column
Mounting Type Direct
Terminal Gender Male; Female
Terminal Type Blade; Eye Ring
Fits Lexus and Toyota · 7 vehicles

Direct replacement. Direct mounting and a column-style ignition switch fit.

Two connectors. Rectangular connectors and 9 terminals simplify wiring.

Blade and eye-ring terminals. Built for secure electrical connections.

Cross-references Standard Ignition US-198, 18-0381 and 88921951 for the same application. See all 8.

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Ignition Switch for Toyota Camry and Lexus ES250

Standard Ignition US-198 is a direct-mount ignition switch for column installation with OE-style connector and terminal layouts. It is built for specific Toyota and Lexus applications, including 1987-1991 Toyota Camry and 1990-1991 Lexus ES250.

Key Features

  • Direct attachment method and direct mounting type for column installation
  • 2 rectangular male connectors for a factory-style electrical connection
  • 9 terminals with blade and eye ring terminal types
  • Male and female terminal genders for application-specific wiring interfaces
  • OE replacement part number US-198 for ignition switch service

Detailed Description

This ignition switch is designed for vehicles that use a column-mounted switch assembly and a rectangular dual-connector layout. Standard Ignition US-198 supports direct replacement service on 1987-1991 Toyota Camry and 1990-1991 Lexus ES250 models, making it a practical choice when the original switch shows wear, intermittent operation, or electrical contact issues. This part cross-references 18-0381 and CS361 for the same application.

What It Helps Fix

  • No crank or no-start condition caused by a worn ignition switch
  • Intermittent accessory or ignition power loss
  • Key position issues such as inconsistent ACC, ON, or START response
  • Electrical contact problems at the column-mounted switch
  • Replacement needs after switch wear in Toyota Camry and Lexus ES250 applications

Installation Notes and Tips

Verify connector shape, terminal count, and column mounting style before installation. Match the vehicle wiring and switch indexing to the original unit, and confirm fitment for your exact year and model before service. For 1987-1991 Toyota Camry and 1990-1991 Lexus ES250 applications, compare the existing switch to Standard Ignition US-198 before final assembly.

Quality Assurance

Standard Ignition is a recognized aftermarket source for electrical and ignition components. US-198 is built to match the specified connector, terminal, and mounting configuration for the listed Toyota and Lexus applications.

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1991LexusES250N/A
1991ToyotaCamryN/A
1990LexusES250N/A
1990ToyotaCamryN/A
1989ToyotaCamryN/A
1988ToyotaCamryN/A
1987ToyotaCamryN/A
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — US-19818-0381889219518445017020CS361IS29KS6396LS624