HomeIgnition > SwitchesStandard Ignition US-491 Ignition Switch
Part #: US-491

Standard Ignition US-491 Ignition Switch

⚙️ 4 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Acura, Integra
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Reliable Ignition Switch for Acura Integra Vehicles

The Standard Ignition US-491 ignition switch is designed specifically for Acura Integra models, providing a secure and efficient connection for your vehicle's ignition system. This bolt-on ignition switch features a durable rectangular connector and multiple terminals to ensure reliable performance.

  • Bolt-on attachment method for straightforward installation
  • Male rectangular connector with three connection points
  • Nine blade-type terminals with both male and female genders
  • Designed for column mounting location
  • Compatible with Acura Integra ignition systems

Detailed Product Features and Specifications

The US-491 ignition switch from Standard Ignition is engineered to meet the specific electrical and mechanical requirements of Acura Integra vehicles. Its bolt-on design allows for secure mounting on the steering column, ensuring stable operation. The switch includes a male rectangular connector with three connectors, facilitating a precise fit with the vehicle's wiring harness. Additionally, the nine blade terminals, featuring both male and female genders, provide versatile connectivity options to maintain consistent electrical flow within the ignition circuit.

Applications and Common Issues Addressed

  • Replacement for faulty or worn ignition switches in Acura Integra models
  • Resolves intermittent starting problems caused by poor electrical contact
  • Eliminates ignition key sticking or failure to turn issues
  • Addresses electrical connection failures in the ignition column
  • Restores proper function to ignition systems with damaged terminals or connectors

Installation Notes and Tips

Installation of the Standard Ignition US-491 ignition switch requires access to the steering column. Ensure the vehicle's battery is disconnected before beginning to prevent electrical shorts. The bolt-on attachment method simplifies mounting, but care should be taken to align the rectangular male connector correctly with the vehicle harness. Verify that all nine blade terminals are securely connected to avoid ignition system malfunctions. Professional installation is recommended for optimal results.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The US-491 ignition switch undergoes rigorous quality control testing to maintain consistent standards. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor or region.

BrandStandard Ignition
Part NumberUS-491
Attachment MethodBolt On
Connector GenderMale
Connector ShapeRectangular
Mounting LocationColumn
Terminal GenderFemale; Male
Terminal TypeBlade

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
1993AcuraIntegraN/A
1992AcuraIntegraN/A
1991AcuraIntegraN/A
1990AcuraIntegraN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

18-06081S6409201-157435130SK7A0153-2783788922080CS832KS6832LS858UL15-145

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.