HomeElectrical, Lighting and Body > SwitchesStandard Ignition NS-577 Neutral Safety Switch
Part #: NS-577

Standard Ignition NS-577 Neutral Safety Switch

⚙️ 52 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Honda and Acura, Pilot, TSX, Ridgeline, Odyssey, RDX, Accord, Crosstour, TL, Accord Crosstour, RL, and MDX
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Reliable Neutral Safety Switch for Acura and Honda Vehicles

The Standard Ignition NS-577 Neutral Safety Switch is designed to ensure safe engine starting by preventing the vehicle from starting in gear. Compatible with various Acura and Honda models, this switch offers precise activation and durable construction for dependable performance.

  • Compatible with Acura and Honda models including Accord, Crosstour, MDX, Odyssey, Pilot, RDX, Ridgeline, RL, TL, and TSX
  • 10 male terminals with pin-type connections for secure electrical contact
  • Rectangular female connector with one connector quantity for easy integration
  • Durable plastic and cast iron construction with black and gray finish
  • Bolt mount attachment method for stable installation
  • Operates on 12V electrical systems
  • Length of 4 inches (101.6 mm) for precise fitment

Product Details and Specifications

The NS-577 neutral safety switch from Standard Ignition is engineered with a bolt mount attachment method, ensuring a secure and stable fit on compatible Acura and Honda vehicles. Featuring 10 male pin terminals and a single rectangular female connector, this switch facilitates reliable electrical connections without included wiring or mounting hardware. The switch’s activation style is mechanical, designed to engage only when the transmission is in neutral or park, preventing accidental engine starts in gear. Constructed from a combination of plastic and cast iron, the switch offers durability while maintaining a compact 4-inch length for proper fitment within the vehicle’s electrical system.

Compatible Vehicles and Applications

This neutral safety switch is compatible with a range of Acura and Honda models, including the Accord, Accord Crosstour, Crosstour, MDX, Odyssey, Pilot, RDX, Ridgeline, RL, TL, and TSX. It is specifically designed to replace factory switches in these vehicles, ensuring proper function of the neutral safety system and contributing to overall vehicle safety.

  • Prevents engine start when transmission is in gear
  • Resolves issues with engine not starting or intermittent starting problems
  • Eliminates problems related to faulty or worn neutral safety switches
  • Helps restore proper electrical connection in the starting circuit
  • Addresses safety concerns related to unintended vehicle movement

Installation Notes and Tips

Installation of the Standard Ignition NS-577 neutral safety switch requires removal of the old switch and mounting the new unit using the bolt mount method. Since mounting hardware is not included, ensure you have the appropriate bolts and tools before beginning installation. The switch features a rectangular female connector and 10 male pin terminals; verify connector compatibility and secure connections to avoid electrical issues. No wiring is included, so inspect existing wiring for damage and replace if necessary. Proper alignment during installation is critical to ensure the switch activates correctly.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The NS-577 neutral safety switch undergoes quality control testing to ensure proper function and fitment. While specific warranty details are not provided here, Standard Ignition typically offers limited warranties on their electrical components. Consult product documentation or the manufacturer for exact warranty terms.

BrandStandard Ignition
Part NumberNS-577
ColorBlack, Gray
Connector GenderFemale
Connector ShapeRectangular
FinishCast Iron, Plastic
MaterialMetal
Mounting TypeBolt Mount
Terminal GenderMale
Terminal TypePin

This part fits 52 vehicles. Search below:

YearMakeModelSubmodelTransmissionLitersCylindersPositionNotes
2015HondaPilotN/A
2014AcuraTSX3.5LV6N/A
2014HondaPilotN/A
2014HondaRidgelineN/A
2013AcuraTSX3.5LV6N/A
2013HondaOdysseyAutomaticN/A
2013HondaPilotN/A
2013HondaRidgelineN/A
2012AcuraRDXN/A
2012AcuraTSX3.5LV6N/A
2012HondaAccord3.5LV6N/A
2012HondaCrosstour3.5LV6N/A
2012HondaOdysseyAutomaticN/A
2012HondaPilot3.5LV6N/A
2012HondaRidgelineN/A
2011AcuraRDXN/A
2011AcuraTLN/A
2011AcuraTSX3.5LV6N/A
2011HondaAccord3.5LV6N/A
2011HondaAccord CrosstourEXN/A
2011HondaAccord CrosstourN/A
2011HondaAccord CrosstourEX-LN/A
2011HondaOdysseyAutomaticN/A
2011HondaPilot3.5LV6N/A
2011HondaRidgelineN/A
2010AcuraRDXN/A
2010AcuraRLN/A
2010AcuraTLBaseN/A
2010AcuraTLSH-AWDN/A
2010HondaAccord3.5LV6N/A
2010HondaAccord CrosstourEXN/A
2010HondaAccord CrosstourN/A
2010HondaAccord CrosstourEX-LN/A
2010HondaOdysseyN/A
2010HondaPilot3.5LV6N/A
2010HondaRidgelineN/A
2009AcuraMDXN/A
2009AcuraRDXN/A
2009AcuraRLN/A
2009AcuraTLN/A
2009HondaAccord3.5LV6N/A
2009HondaOdysseyN/A
2009HondaPilot3.5LV6N/A
2009HondaRidgelineN/A
2008AcuraMDXN/A
2008AcuraRDXN/A
2008AcuraTLN/A
2008HondaAccord3.5LV6N/A
2008HondaOdysseyN/A
2007AcuraMDXN/A
2007AcuraTLN/A
2007HondaOdysseyN/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:

18-23531S1021228900RYF01353-319578862NS577TNS6917NS6917SBS51122SW7598

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