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Standard Ignition NS-577 Neutral Safety Switch
| Brand | Standard Ignition NS-577 |
|---|---|
| Color | Black, Gray |
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Finish | Cast Iron, Plastic |
| Material | Metal |
| Mounting Type | Bolt Mount |
| Terminal Gender | Male |
| Terminal Type | Pin |
| Fits | Honda and Acura · 52 vehicles |
Bolt-mount design. Installs securely with a simple bolt-on attachment method.
12V switch. Built for reliable electrical operation in standard systems.
Compact build. Plastic construction with a rectangular connector and 10-pin terminals.
Cross-references Anchor 8862, Standard Ignition NS-577 and T Series NS577T for the same application. See all 8.
Neutral Safety Switch for Honda and Acura Applications
Standard Ignition NS-577 is a 12V neutral safety switch built for select Honda and Acura vehicles with automatic transmission starting circuits. It uses a bolt-mount design with a rectangular female connector and 10 male pin terminals for a direct electrical interface.
Fits 2009-2015 Honda Pilot, N/A. Fits 2011-2014 Acura TSX, N/A. Fits 2009-2014 Honda Ridgeline, N/A. Fits 2007-2013 Honda Odyssey, N/A. Fits 2008-2012 Acura RDX, N/A. Fits 2008-2012 Honda Accord, N/A. Fits 2012 Honda Crosstour, N/A. Fits 2007-2011 Acura TL, N/A. Fits 2010-2011 Honda Accord Crosstour, N/A. Fits 2009-2010 Acura RL, N/A. Fits 2007-2009 Acura MDX, N/A.
Key Features
- Standard Ignition NS-577 neutral safety switch
- 12V electrical rating for automotive starting circuit use
- Bolt-mount attachment with 4-inch overall length
- Rectangular connector with 1 female connector and 10 male pin terminals
- Black and gray finish with cast iron and plastic construction
- No wiring included and no gaskets included
- Cross-references Standard Ignition NS-577 and T Series NS577T for the same application
Product Details
This neutral safety switch is used in the transmission start-inhibit circuit so the engine only cranks in Park or Neutral, depending on vehicle design. Standard Ignition NS-577 is a direct-fit electrical switch for select Honda Pilot, Honda Accord, Honda Odyssey, Acura TSX, Acura TL, and related models listed in the fitment data. The bolt-mount layout, pin-style terminals, and single rectangular connector support a clean replacement on the original mounting point.
Common Issues This Part Can Address
- Engine will not crank in Park or Neutral
- Intermittent no-start condition related to the transmission range circuit
- Starter engagement only in certain shifter positions
- Transmission selector signal not reaching the starting circuit correctly
- Faulty neutral safety switch causing inconsistent start operation
Installation Notes and Tips
Verify connector shape, terminal count, and mounting style before installation. This part uses a bolt-mount design and does not include mounting hardware, wiring, or gaskets. Confirm the transmission range adjustment and shifter alignment after installation so the start-inhibit circuit operates correctly.
Quality Assurance
Standard Ignition supplies replacement electrical components for automotive repair applications, and NS-577 is built to match the listed OE-style fitment for the vehicles shown above.
| Year | Make | Model | Submodel | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2015 | Honda | Pilot | — | — | — | — | N/A | — |
| 2014 | Acura | TSX | — | — | 3.5L | V6 | N/A | — |
| 2014 | Honda | Pilot | — | — | — | — | N/A | — |
| 2014 | Honda | Ridgeline | — | — | — | — | N/A | — |
| 2013 | Acura | TSX | — | — | 3.5L | V6 | N/A | — |
| 2013 | Honda | Odyssey | — | Automatic | — | — | N/A | — |
| 2013 | Honda | Pilot | — | — | — | — | N/A | — |
| 2013 | Honda | Ridgeline | — | — | — | — | N/A | — |
| 2012 | Acura | RDX | — | — | — | — | N/A | — |
| 2012 | Acura | TSX | — | — | 3.5L | V6 | N/A | — |
| 2012 | Honda | Accord | — | — | 3.5L | V6 | N/A | — |
| 2012 | Honda | Crosstour | — | — | 3.5L | V6 | N/A | — |
| 2012 | Honda | Odyssey | — | Automatic | — | — | N/A | — |
| 2012 | Honda | Pilot | — | — | 3.5L | V6 | N/A | — |
| 2012 | Honda | Ridgeline | — | — | — | — | N/A | — |
| 2011 | Acura | RDX | — | — | — | — | N/A | — |
| 2011 | Acura | TL | — | — | — | — | N/A | — |
| 2011 | Acura | TSX | — | — | 3.5L | V6 | N/A | — |
| 2011 | Honda | Accord | — | — | 3.5L | V6 | N/A | — |
| 2011 | Honda | Accord Crosstour | EX | — | — | — | N/A | — |
| 2011 | Honda | Accord Crosstour | — | — | — | — | N/A | — |
| 2011 | Honda | Accord Crosstour | EX-L | — | — | — | N/A | — |
| 2011 | Honda | Odyssey | — | Automatic | — | — | N/A | — |
| 2011 | Honda | Pilot | — | — | 3.5L | V6 | N/A | — |
| 2011 | Honda | Ridgeline | — | — | — | — | N/A | — |
| 2010 | Acura | RDX | — | — | — | — | N/A | — |
| 2010 | Acura | RL | — | — | — | — | N/A | — |
| 2010 | Acura | TL | Base | — | — | — | N/A | — |
| 2010 | Acura | TL | SH-AWD | — | — | — | N/A | — |
| 2010 | Honda | Accord | — | — | 3.5L | V6 | N/A | — |
| 2010 | Honda | Accord Crosstour | EX | — | — | — | N/A | — |
| 2010 | Honda | Accord Crosstour | — | — | — | — | N/A | — |
| 2010 | Honda | Accord Crosstour | EX-L | — | — | — | N/A | — |
| 2010 | Honda | Odyssey | — | — | — | — | N/A | — |
| 2010 | Honda | Pilot | — | — | 3.5L | V6 | N/A | — |
| 2010 | Honda | Ridgeline | — | — | — | — | N/A | — |
| 2009 | Acura | MDX | — | — | — | — | N/A | — |
| 2009 | Acura | RDX | — | — | — | — | N/A | — |
| 2009 | Acura | RL | — | — | — | — | N/A | — |
| 2009 | Acura | TL | — | — | — | — | N/A | — |
| 2009 | Honda | Accord | — | — | 3.5L | V6 | N/A | — |
| 2009 | Honda | Odyssey | — | — | — | — | N/A | — |
| 2009 | Honda | Pilot | — | — | 3.5L | V6 | N/A | — |
| 2009 | Honda | Ridgeline | — | — | — | — | N/A | — |
| 2008 | Acura | MDX | — | — | — | — | N/A | — |
| 2008 | Acura | RDX | — | — | — | — | N/A | — |
| 2008 | Acura | TL | — | — | — | — | N/A | — |
| 2008 | Honda | Accord | — | — | 3.5L | V6 | N/A | — |
| 2008 | Honda | Odyssey | — | — | — | — | N/A | — |
| 2007 | Acura | MDX | — | — | — | — | N/A | — |
| 2007 | Acura | TL | — | — | — | — | N/A | — |
| 2007 | Honda | Odyssey | — | — | — | — | N/A | — |
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