HomeElectrical, Lighting and Body > SwitchesStandard Ignition NS-528 Back Up Light Switch
Part #: NS-528

Standard Ignition NS-528 Back Up Light Switch

⚙️ 41 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mazda, Ford, and Mercury, 5, 3, 6, Fusion, Milan, and Protege
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Reliable Back Up Light Switch for Ford, Mazda, and Mercury Vehicles

The Standard Ignition NS-528 Back Up Light Switch is designed to provide consistent and accurate operation for your vehicle's reverse lighting system. Engineered to meet OEM specifications, this switch ensures proper signaling when your Ford Fusion, Mazda Protege, or Mercury Milan is in reverse.

Key Features of the Standard Ignition NS-528 Back Up Light Switch

  • Durable black and silver finish combining aluminum and plastic materials for longevity
  • Male connector with a single connection point for secure wiring
  • Two female blade terminals designed for reliable electrical contact
  • Compatible with multiple Ford, Mazda, and Mercury models including Fusion, Milan, and Protege
  • Part number NS-528 ensures precise fit and function

Detailed Product Description

The NS-528 Back Up Light Switch from Standard Ignition is constructed with a blend of aluminum and plastic, providing a robust yet lightweight component. Its black and silver color finish not only offers corrosion resistance but also matches OEM aesthetics. Featuring a male connector with one connection and two female blade terminals, this switch facilitates straightforward installation and dependable electrical performance. This part is specifically designed for use in select Ford, Mazda, and Mercury vehicles, including the Ford Fusion, Mazda Protege, and Mercury Milan, ensuring compatibility and proper operation of the backup lighting system.

Common Applications and Issues Addressed

  • Restores backup light functionality when lights fail to illuminate in reverse
  • Eliminates intermittent or flickering reverse lights caused by faulty switches
  • Resolves electrical connection issues related to worn or damaged terminals
  • Prevents safety hazards by ensuring reverse lights activate properly
  • Maintains compliance with vehicle lighting regulations

Installation Notes and Tips

  • Verify vehicle compatibility with Ford Fusion, Mazda Protege, or Mercury Milan models before installation
  • Disconnect the battery prior to replacing the switch to avoid electrical shorts
  • Ensure the male connector and female blade terminals are securely connected for optimal performance
  • Inspect wiring harness for damage or corrosion during installation
  • Test backup lights after installation to confirm proper operation

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The NS-528 Back Up Light Switch undergoes rigorous quality control to ensure consistent operation. Warranty coverage details can be obtained from the manufacturer or authorized distributors to confirm protection against defects.

BrandStandard Ignition
Part NumberNS-528
ColorBlack, Silver
Connector GenderMale
FinishAluminum, Plastic
Terminal GenderFemale
Terminal TypeBlade

This part fits 41 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
2015Mazda5ManualN/A
2014Mazda5ManualN/A
2013Mazda3Manual2.5LL4N/A
2013Mazda32.0LL4N/A
2013Mazda5ManualN/A
2013Mazda6Manual2.5LL4N/A
2012FordFusionManualN/A
2012Mazda3Manual2.5LL4N/A
2012Mazda32.0LL4N/A
2012Mazda5ManualN/A
2012Mazda6Manual2.5LL4N/A
2011FordFusionManualN/A
2011Mazda3Manual2.5LL4N/A
2011Mazda3Manual2.0LL4N/A
2011Mazda6Manual2.5LL4N/A
2011MercuryMilanManualN/A
2010FordFusionManualN/A
2010Mazda3Manual2.5LL4N/A
2010Mazda3Manual2.0LL4N/A
2010Mazda5ManualN/A
2010Mazda6Manual2.5LL4N/A
2010MercuryMilanManualN/A
2009Mazda3ManualN/A
2009Mazda5ManualN/A
2009Mazda6Manual2.5LL4N/A
2008Mazda3ManualN/A
2008Mazda5N/A
2008Mazda6ManualN/A
2007Mazda3ManualN/A
2007Mazda5N/A
2007Mazda6ManualN/A
2006Mazda3ManualN/A
2006Mazda5ManualN/A
2006Mazda6ManualN/A
2005Mazda3ManualN/A
2005Mazda6ManualN/A
2004Mazda3ManualN/A
2004Mazda6ManualN/A
2003Mazda6ManualN/A
2002MazdaProtegeManual2.0LL4N/A
2001MazdaProtegeManual2.0LL4N/ANo. 1

* 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:

1S1271231-022353-11742G5P117640JA4360NS6746S51022

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