OE Quality
60-Day Returns

Standard Ignition US-691 Ignition Switch
Overview of Standard Ignition US-691 Ignition Switch
The Standard Ignition US-691 ignition switch is designed for reliable performance in select Lexus vehicles. Engineered to meet OEM specifications, this ignition switch ensures proper electrical connection and secure mounting in the steering column.
- Attachment Method: Snap fit for secure installation
- Connector Gender: Female with one rectangular connector
- Terminal Gender: Male with 11 pin-type terminals
- Mounting Location: Column-mounted for direct fit
- Compatible with multiple Lexus models including ES350, GS300, GS350, GS430, GS460, IS250, IS350, and IS F
Detailed Product Description
The Standard Ignition US-691 ignition switch features a snap fit attachment method that allows for straightforward installation in the steering column. It includes a single female rectangular connector designed to interface with the vehicle’s wiring harness. The switch is equipped with 11 male pin terminals, providing multiple connection points to ensure proper electrical flow and ignition system functionality. This ignition switch is specifically engineered for Lexus models such as the ES350, GS300, GS350, GS430, GS460, IS250, IS350, and IS F, making it a precise replacement part for these vehicles.
Common Applications and Issues Addressed
- Resolves ignition failure or intermittent starting problems
- Fixes electrical connection issues within the ignition system
- Replaces worn or damaged ignition switches causing key recognition errors
- Addresses problems with steering column ignition lock mechanism
- Eliminates issues related to faulty snap fit or connector wear
Installation Notes and Tips
- Ensure the vehicle battery is disconnected before installation to prevent electrical shorts
- Verify the connector orientation matches the female rectangular connector on the switch
- Carefully align the snap fit attachment to avoid damage during mounting
- Check all 11 pin terminals for secure connection after installation
- Test ignition switch operation before reassembling the steering column covers
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM standards for fit, form, and function. The US-691 ignition switch undergoes rigorous quality control to ensure durability and reliable performance in compatible Lexus vehicles. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.
| Brand | Standard Ignition |
| Part Number | US-691 |
| Attachment Method | Snap Fit |
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Mounting Location | Column |
| Terminal Gender | Male |
| Terminal Type | Pin |
This part fits 41 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2014 | Lexus | IS F | N/A | |
| 2013 | Lexus | IS F | N/A | |
| 2013 | Lexus | IS250 | N/A | |
| 2013 | Lexus | IS350 | N/A | |
| 2012 | Lexus | ES350 | N/A | |
| 2012 | Lexus | IS F | N/A | |
| 2012 | Lexus | IS250 | N/A | |
| 2012 | Lexus | IS350 | N/A | |
| 2011 | Lexus | ES350 | N/A | |
| 2011 | Lexus | GS350 | N/A | |
| 2011 | Lexus | GS460 | N/A | |
| 2011 | Lexus | IS F | N/A | |
| 2011 | Lexus | IS250 | N/A | |
| 2011 | Lexus | IS350 | N/A | |
| 2010 | Lexus | ES350 | N/A | |
| 2010 | Lexus | GS350 | N/A | |
| 2010 | Lexus | GS460 | N/A | |
| 2010 | Lexus | IS F | N/A | |
| 2010 | Lexus | IS250 | N/A | |
| 2010 | Lexus | IS350 | N/A | |
| 2009 | Lexus | ES350 | N/A | |
| 2009 | Lexus | GS350 | N/A | |
| 2009 | Lexus | GS460 | N/A | |
| 2009 | Lexus | IS F | N/A | |
| 2009 | Lexus | IS250 | N/A | |
| 2009 | Lexus | IS350 | N/A | |
| 2008 | Lexus | ES350 | N/A | |
| 2008 | Lexus | GS350 | N/A | |
| 2008 | Lexus | GS460 | N/A | |
| 2008 | Lexus | IS F | N/A | |
| 2008 | Lexus | IS250 | N/A | |
| 2008 | Lexus | IS350 | N/A | |
| 2007 | Lexus | ES350 | N/A | |
| 2007 | Lexus | GS350 | N/A | |
| 2007 | Lexus | GS430 | N/A | |
| 2007 | Lexus | IS250 | N/A | |
| 2007 | Lexus | IS350 | N/A | |
| 2006 | Lexus | GS300 | N/A | |
| 2006 | Lexus | GS430 | N/A | |
| 2006 | Lexus | IS250 | N/A | |
| 2006 | Lexus | IS350 | N/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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.