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Standard Ignition NS-357 Neutral Safety Switch
| Brand | Standard Ignition NS-357 |
|---|---|
| Color | Black, Silver |
| Connector Gender | Female |
| Finish | Aluminum, Plastic |
| Terminal Gender | Male |
| Terminal Type | Blade Terminals |
| Fits | Lexus and Toyota · 28 vehicles |
Bolt-mount design. Installs securely with a simple bolt-on attachment method.
Blade-terminal connection. Uses a 9-terminal layout with a single rectangular connector.
12V electrical part. Built for dependable switching in standard 12-volt systems.
Cross-references Standard Ignition NS-357, 8454051010 and JA4400 for the same application. See all 5.
Neutral Safety Switch for Toyota and Lexus Applications
Standard Ignition NS-357 is a 12V neutral safety switch built for select Toyota and Lexus vehicles with bolt-mount installation and a rectangular female connector. It is a direct-fit electrical switch solution for automatic transmission starting and gear-position interlock functions.
Key Features
- Neutral safety switch for automatic transmission applications
- 12V electrical design with 9 male blade terminals
- 1 rectangular female connector
- Bolt-mount attachment method
- Black and silver finish with aluminum and plastic construction
- 4-inch overall length
- Standard Ignition NS-357 replacement part
Fitment and Application
Compatible With select Toyota and Lexus models, including Fits 2003-2007 Lexus GX470, N/A; Fits 2002-2006 Lexus SC430, N/A; Fits 2000-2005 Lexus LX470, N/A; Fits 2000-2005 Toyota Land Cruiser, N/A; Fits 2003-2005 Toyota Tacoma, N/A; and Fits 2003-2004 Toyota 4Runner, N/A. Standard Ignition NS-357 is also cross-referenced with Monroe Shocks & Struts 172286 for the same application.
What This Part Helps Resolve
- Engine starts only in certain gear positions
- No-crank condition related to park/neutral switch operation
- Transmission range signal issues at the starter circuit
- Intermittent starting caused by worn switch contacts
- Gear-position interlock faults on automatic transmission vehicles
Installation Notes
Verify connector style, terminal count, and bolt-mount layout before installation. This switch uses a single rectangular female connector with 9 male blade terminals and no included mounting hardware or gaskets. Confirm proper alignment with the transmission selector mechanism during replacement.
Quality Assurance
Standard Ignition supplies electrical replacement parts for service applications, and NS-357 is built with metal and plastic construction for use in the specified Toyota and Lexus fitments. Confirm vehicle year, model, and transmission configuration before ordering.
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2007 | Lexus | GX470 | — | — | — | N/A | — |
| 2006 | Lexus | GX470 | — | — | — | N/A | — |
| 2006 | Lexus | SC430 | — | 4.3L | V8 | N/A | — |
| 2005 | Lexus | GX470 | — | — | — | N/A | — |
| 2005 | Lexus | LX470 | — | 4.7L | V8 | N/A | — |
| 2005 | Lexus | SC430 | — | — | — | N/A | — |
| 2005 | Toyota | Land Cruiser | — | — | — | N/A | — |
| 2005 | Toyota | Tacoma | — | — | — | N/A | — |
| 2004 | Lexus | GX470 | — | — | — | N/A | — |
| 2004 | Lexus | LX470 | — | 4.7L | V8 | N/A | — |
| 2004 | Lexus | SC430 | — | — | — | N/A | — |
| 2004 | Toyota | 4Runner | — | — | — | N/A | — |
| 2004 | Toyota | Land Cruiser | — | — | — | N/A | — |
| 2004 | Toyota | Tacoma | — | 3.4L | V6 | N/A | — |
| 2004 | Toyota | Tacoma | — | 2.7L | L4 | N/A | — |
| 2003 | Lexus | GX470 | — | — | — | N/A | — |
| 2003 | Lexus | LX470 | Automatic | — | — | N/A | — |
| 2003 | Lexus | SC430 | — | — | — | N/A | — |
| 2003 | Toyota | 4Runner | Automatic | — | — | N/A | — |
| 2003 | Toyota | Land Cruiser | Automatic | — | — | N/A | — |
| 2003 | Toyota | Tacoma | Automatic | 3.4L | V6 | N/A | — |
| 2002 | Lexus | LX470 | Automatic | — | — | N/A | — |
| 2002 | Lexus | SC430 | — | — | — | N/A | — |
| 2002 | Toyota | Land Cruiser | Automatic | — | — | N/A | — |
| 2001 | Lexus | LX470 | Automatic | — | — | N/A | — |
| 2001 | Toyota | Land Cruiser | Automatic | — | — | N/A | — |
| 2000 | Lexus | LX470 | Automatic | — | — | N/A | — |
| 2000 | Toyota | Land Cruiser | Automatic | — | — | N/A | — |
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