HomeIgnition > SwitchesStandard Ignition US-402 Ignition Switch
Part #: US-402

Standard Ignition US-402 Ignition Switch

⚙️ 61 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$59.85Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mazda, CX-9, MX-5 Miata, 6, CX-7, RX-8, MPV, Protege, and Protege5
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

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.

BrandStandard Ignition
Part NumberUS-402
Attachment MethodBolt On
Connector GenderFemale
Connector ShapeRectangular
Mounting LocationColumn
Terminal GenderMale
Terminal TypeBlade

This part fits 61 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2015MazdaCX-9N/A
2015MazdaMX-5 MiataN/A
2014MazdaCX-9N/A
2014MazdaMX-5 MiataN/A
2013Mazda62.5LL4N/Aw/o Keyless Ignition
2013Mazda63.7LV6N/Aw/o Keyless Ignition
2013MazdaCX-9N/A
2013MazdaMX-5 MiataN/A
2012Mazda62.5LL4N/Aw/o Keyless Ignition
2012Mazda63.7LV6N/Aw/o Keyless Ignition
2012MazdaCX-72.3LL4N/A
2012MazdaCX-72.5LL4N/A
2012MazdaCX-9N/A
2012MazdaMX-5 MiataN/A
2011Mazda62.5LL4N/Aw/o Keyless Ignition
2011Mazda63.7LV6N/Aw/o Keyless Ignition
2011MazdaCX-72.5LL4N/A
2011MazdaCX-72.3LL4N/A
2011MazdaCX-93.7LV6N/A
2011MazdaMX-5 MiataN/A
2011MazdaRX-8N/A
2010Mazda6N/A
2010MazdaCX-7N/A
2010MazdaCX-9N/A
2010MazdaMX-5 MiataN/A
2010MazdaRX-8N/A
2009Mazda6N/A
2009MazdaCX-7N/A
2009MazdaCX-9N/A
2009MazdaMX-5 MiataN/A
2009MazdaRX-8N/A
2008Mazda6N/A
2008MazdaCX-7N/A
2008MazdaCX-9N/A
2008MazdaMX-5 MiataN/A
2008MazdaRX-8N/A
2007Mazda6N/A
2007MazdaCX-7N/A
2007MazdaCX-9N/A
2007MazdaMX-5 MiataN/A
2007MazdaRX-8N/A
2006Mazda6N/A
2006MazdaMPVN/A
2006MazdaMX-5 MiataN/A
2006MazdaRX-8N/A
2005Mazda6N/A
2005MazdaMPVN/A
2005MazdaRX-8N/A
2004Mazda6N/A
2004MazdaMPVN/A
2004MazdaRX-8N/A
2003Mazda6N/A
2003MazdaMPVN/A
2003MazdaProtegeN/A
2003MazdaProtege5N/A
2002MazdaMPVN/A
2002MazdaProtegeN/A
2002MazdaProtege5N/A
2001MazdaMPVN/A
2001MazdaProtegeN/A
2000MazdaMPVN/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:

18-05551S5979201-178953-2737189058192CS785GP7A66151KS6785LS1084UL15-189

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