OE Quality
60-Day Returns

Standard Ignition US-402 Ignition Switch
Overview of Standard Ignition US-402 Ignition Switch
The Standard Ignition US-402 ignition switch is designed for reliable performance in select Mazda vehicles. Engineered for column mounting, this bolt-on ignition switch features a female rectangular connector and six male blade terminals, ensuring secure electrical connections for your vehicle's ignition system.
- Bolt-on attachment method for straightforward installation
- Female rectangular connector with one connector quantity
- Six male blade terminals for durable electrical contact
- Designed for column mounting location
- Compatible with multiple Mazda models including Mazda 6, CX-7, CX-9, MPV, MX-5 Miata, Protege, Protege5, and RX-8
Detailed Product Description
The Standard Ignition US-402 ignition switch is a direct replacement part engineered to meet the specifications of various Mazda vehicles. Its bolt-on attachment method allows for secure mounting on the steering column, providing a stable and reliable connection. The switch includes a single female rectangular connector designed to interface with the vehicle’s wiring harness, while the six male blade terminals ensure consistent electrical conductivity. This configuration supports the ignition system’s function to start and power the vehicle safely and efficiently.
Compatible Mazda Models and Applications
This ignition switch is compatible with a range of Mazda vehicles, including the Mazda 6, CX-7, CX-9, MPV, MX-5 Miata, Protege, Protege5, and RX-8. It is specifically designed for column mounting applications, making it suitable for models that require this type of ignition switch setup. The part number US-402 ensures you receive the correct component for these vehicles.
Common Issues Addressed by the US-402 Ignition Switch
- Intermittent or no response when turning the key
- Failure to start or crank the engine
- Electrical connection problems in the ignition circuit
- Wear or damage to the original ignition switch terminals
- Loose or faulty mounting on the steering column
Installation Notes and Tips
- Ensure the vehicle battery is disconnected before installation to prevent electrical shorts
- Verify the connector gender and terminal type match the vehicle’s wiring harness
- Use appropriate tools to remove the old ignition switch and bolt on the new US-402 securely
- Check all electrical connections for tightness and proper fit after installation
- Test the 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-402 ignition switch undergoes rigorous quality control to ensure durability and reliable performance. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.
| Brand | Standard Ignition |
| Part Number | US-402 |
| Attachment Method | Bolt On |
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Mounting Location | Column |
| Terminal Gender | Male |
| Terminal Type | Blade |
This part fits 61 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2015 | Mazda | CX-9 | N/A | |||
| 2015 | Mazda | MX-5 Miata | N/A | |||
| 2014 | Mazda | CX-9 | N/A | |||
| 2014 | Mazda | MX-5 Miata | N/A | |||
| 2013 | Mazda | 6 | 2.5L | L4 | N/A | w/o Keyless Ignition |
| 2013 | Mazda | 6 | 3.7L | V6 | N/A | w/o Keyless Ignition |
| 2013 | Mazda | CX-9 | N/A | |||
| 2013 | Mazda | MX-5 Miata | N/A | |||
| 2012 | Mazda | 6 | 2.5L | L4 | N/A | w/o Keyless Ignition |
| 2012 | Mazda | 6 | 3.7L | V6 | N/A | w/o Keyless Ignition |
| 2012 | Mazda | CX-7 | 2.3L | L4 | N/A | |
| 2012 | Mazda | CX-7 | 2.5L | L4 | N/A | |
| 2012 | Mazda | CX-9 | N/A | |||
| 2012 | Mazda | MX-5 Miata | N/A | |||
| 2011 | Mazda | 6 | 2.5L | L4 | N/A | w/o Keyless Ignition |
| 2011 | Mazda | 6 | 3.7L | V6 | N/A | w/o Keyless Ignition |
| 2011 | Mazda | CX-7 | 2.5L | L4 | N/A | |
| 2011 | Mazda | CX-7 | 2.3L | L4 | N/A | |
| 2011 | Mazda | CX-9 | 3.7L | V6 | N/A | |
| 2011 | Mazda | MX-5 Miata | N/A | |||
| 2011 | Mazda | RX-8 | N/A | |||
| 2010 | Mazda | 6 | N/A | |||
| 2010 | Mazda | CX-7 | N/A | |||
| 2010 | Mazda | CX-9 | N/A | |||
| 2010 | Mazda | MX-5 Miata | N/A | |||
| 2010 | Mazda | RX-8 | N/A | |||
| 2009 | Mazda | 6 | N/A | |||
| 2009 | Mazda | CX-7 | N/A | |||
| 2009 | Mazda | CX-9 | N/A | |||
| 2009 | Mazda | MX-5 Miata | N/A | |||
| 2009 | Mazda | RX-8 | N/A | |||
| 2008 | Mazda | 6 | N/A | |||
| 2008 | Mazda | CX-7 | N/A | |||
| 2008 | Mazda | CX-9 | N/A | |||
| 2008 | Mazda | MX-5 Miata | N/A | |||
| 2008 | Mazda | RX-8 | N/A | |||
| 2007 | Mazda | 6 | N/A | |||
| 2007 | Mazda | CX-7 | N/A | |||
| 2007 | Mazda | CX-9 | N/A | |||
| 2007 | Mazda | MX-5 Miata | N/A | |||
| 2007 | Mazda | RX-8 | N/A | |||
| 2006 | Mazda | 6 | N/A | |||
| 2006 | Mazda | MPV | N/A | |||
| 2006 | Mazda | MX-5 Miata | N/A | |||
| 2006 | Mazda | RX-8 | N/A | |||
| 2005 | Mazda | 6 | N/A | |||
| 2005 | Mazda | MPV | N/A | |||
| 2005 | Mazda | RX-8 | N/A | |||
| 2004 | Mazda | 6 | N/A | |||
| 2004 | Mazda | MPV | N/A | |||
| 2004 | Mazda | RX-8 | N/A | |||
| 2003 | Mazda | 6 | N/A | |||
| 2003 | Mazda | MPV | N/A | |||
| 2003 | Mazda | Protege | N/A | |||
| 2003 | Mazda | Protege5 | N/A | |||
| 2002 | Mazda | MPV | N/A | |||
| 2002 | Mazda | Protege | N/A | |||
| 2002 | Mazda | Protege5 | N/A | |||
| 2001 | Mazda | MPV | N/A | |||
| 2001 | Mazda | Protege | N/A | |||
| 2000 | Mazda | MPV | 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.