Standard Ignition NS-353 Neutral Safety Switch

Brand Standard Ignition NS-353
Color Black
Connector Gender Female
Finish Plastic
Terminal Gender Male
Terminal Type Blade Terminals
Fits Mazda · 2 vehicles

Bolt mount. Installs securely with a single square connector and blade terminals.

Plastic construction. Lightweight black housing with a durable finish.

12V switch. Built for reliable electrical control in the starting circuit.

Cross-references Standard Ignition NS-353, BW0119444 and NS6875 for the same application. See all 5.

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Neutral Safety Switch for Mazda RX-8

Standard Ignition NS-353 is a 12V neutral safety switch built with a black plastic body, square female connector, and 9 male blade terminals. It is a bolt-mount replacement for select Mazda RX-8 applications and is listed for 2004-2005 Mazda RX-8 fitment.

Key Features

  • Neutral safety switch for automatic transmission starting circuit control
  • Fits 2004-2005 Mazda RX-8, N/A
  • 12V electrical design with 9 blade terminals
  • Square 1-connector layout with female connector gender
  • Black plastic finish and plastic housing construction
  • Bolt-mount attachment method for direct replacement installation
  • Standard Ignition NS-353 part number for catalog matching

Product Details

Standard Ignition NS-353 is a neutral safety switch used in the vehicle starting interlock circuit, helping ensure the engine starts only when the transmission is in the proper range. This replacement switch is built with a 4.25-inch plastic body, male blade terminals, and a square female connector for a direct-fit electrical connection. For shoppers searching for a Mazda RX-8 neutral safety switch, NS-353 provides a fitment-specific option for 2004-2005 models.

This part cross-references Monroe Shocks & Struts (e.g., BW0119444, NS6875) for the same application.

Common Issues This Part May Address

  • Engine will not crank in Park or Neutral
  • Intermittent no-start condition related to transmission range position
  • Starter engagement only in certain shifter positions
  • Faulty neutral safety switch electrical signal
  • Transmission start-inhibit circuit concerns on a Mazda RX-8

Installation Notes and Tips

Verify connector shape, terminal count, and bolt-mount style before installation. Confirm the transmission is in the correct position during replacement and inspect the surrounding wiring and connector terminals for wear, corrosion, or damage. Because mounting hardware and gaskets are not listed, reuse existing components only if they are serviceable.

Quality Assurance

Standard Ignition supplies replacement electrical components for service applications, and NS-353 is cataloged to match the specified Mazda RX-8 fitment and electrical configuration.

This part fits 2 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2005MazdaRX-8N/A—
2004MazdaRX-8N/A—
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — NS-353BW0119444NS6875NS38093SW5531