HomeElectrical, Lighting and Body > SwitchesStandard Ignition NS-479 Clutch Starter Safety Switch
Part #: NS-479

Standard Ignition NS-479 Clutch Starter Safety Switch

21 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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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: Ford and Mercury, Fiesta, Escape, Fusion, and Milan
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 Clutch Starter Safety Switch NS-479

The Standard Ignition NS-479 clutch starter safety switch is designed for reliable operation in select Ford and Mercury vehicles. This switch ensures proper engagement of the clutch before the engine starts, enhancing vehicle safety and functionality.

  • Compatible with Ford Escape, Fiesta, Fusion, and Mercury Milan models
  • Durable black and gray plastic finish
  • Female connector with two male blade terminals
  • Terminal quantity: 2 for secure electrical connection
  • Part number NS-479 for precise identification

Product Features and Specifications

This clutch starter safety switch features a plastic housing finished in black and gray, providing resistance to wear and environmental factors. It includes a female connector designed to mate with the vehicle’s wiring harness, and two male blade terminals that ensure a stable electrical connection. The blade terminal type is common in automotive electrical systems, facilitating straightforward installation and reliable performance.

Function and Application in Ford and Mercury Vehicles

The NS-479 clutch starter safety switch is essential for preventing the engine from starting unless the clutch pedal is fully depressed. This safety feature is critical in manual transmission vehicles such as the Ford Escape, Fiesta, Fusion, and Mercury Milan. By ensuring the clutch is engaged, the switch helps avoid unintended vehicle movement during startup.

  • Prevents engine start without clutch engagement
  • Eliminates starter motor strain from improper starting
  • Enhances driver and vehicle safety
  • Resolves issues with engine not starting or intermittent starting problems
  • Addresses clutch pedal switch electrical faults

Installation Notes and Tips

Installation of the Standard Ignition NS-479 clutch starter safety switch requires basic automotive electrical knowledge. Ensure the vehicle’s battery is disconnected before beginning installation. The switch connects via a female connector and two male blade terminals, which should be securely attached to avoid loose connections. Verify compatibility with your specific Ford or Mercury model before installation.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications. The NS-479 clutch starter safety switch undergoes quality control testing to ensure durability and proper function. Please refer to Standard Ignition’s warranty policy for coverage details on this part.

BrandStandard Ignition
Part NumberNS-479
ColorBlack, Gray
Connector GenderFemale
ContentsSwitch
FinishPlastic
Terminal GenderMale
Terminal TypeBlade

This part fits 21 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2019FordFiestaN/A
2018FordFiestaN/A
2017FordFiestaN/A
2016FordFiestaN/A
2015FordFiestaN/A
2014FordFiestaN/A
2013FordFiestaN/A
2012FordEscape2.5LL4N/A
2012FordEscape3.0LV6N/A
2012FordFiestaN/A
2011FordEscape2.5LL4N/A
2011FordEscape3.0LV6N/A
2011FordFiestaN/A
2010FordEscape2.5LL4N/A
2010FordEscape3.0LV6N/A
2009FordEscape2.5LL4N/A
2009FordEscape3.0LV6N/A
2008FordEscape2.3LL4N/A
2008FordEscape3.0LV6N/A
2006FordFusionN/A
2006MercuryMilanN/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:

1S89443M5Z11A152A53-12695NS6697S41231SW6359SW6409

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