Standard Ignition NS-555 Neutral Safety Switch
OE Quality 60-Day Returns
Standard Ignition

Standard Ignition NS-555 Neutral Safety Switch

Brand Standard Ignition NS-555
Color Black, Gray
Connector Gender Female
Finish Cast Iron, Plastic
Terminal Gender Male
Terminal Type Blade
Fits Honda · 3 vehicles

Bolt-mount design. Installs securely with a simple bolt-on attachment method.

10-terminal connector. Provides a rectangular female connection with blade terminals.

12V operation. Built for standard 12-volt electrical systems.

Cross-references Rostra Powertrain Controls 67-0615, Standard Ignition NS-555 and 1S7417 for the same application. See all 8.

$130.55Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $130.55
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Neutral Safety Switch options

Neutral Safety Switch for Honda Ridgeline

Standard Ignition NS-555 is a 12V neutral safety switch built with a bolt-mount design, a rectangular female connector, and 10 male blade terminals. It is a direct-fit electrical replacement for select 2006-2008 Honda Ridgeline applications and is built for dependable transmission start-interlock operation.

Key Features

  • Neutral safety switch for automatic transmission start circuit control
  • Fits 2006-2008 Honda Ridgeline
  • 12V electrical specification
  • Bolt-mount attachment method for secure installation
  • 1 rectangular female connector with 10 male blade terminals
  • Black and gray plastic housing with cast iron and plastic finish details
  • Standard Ignition NS-555 replacement part number

Detailed Description

Standard Ignition NS-555 is a neutral safety switch used to help control starter engagement only when the transmission is in the proper range. For Honda Ridgeline owners searching for a neutral safety switch for 2006 Honda Ridgeline, 2007 Honda Ridgeline, or 2008 Honda Ridgeline, this part provides the specified connector layout, terminal count, and bolt-mount configuration needed for a direct replacement. This part cross-references Rostra Powertrain Controls 67-0615 for the same application. The NS-555 part number is also useful when verifying interchange references during diagnosis or repair planning.

Common Issues This Part May Address

  • Engine will not crank in Park or Neutral
  • Starter engages only intermittently
  • Transmission range signal concerns tied to the start circuit
  • Misalignment or wear in the original neutral safety switch
  • Electrical connection problems at the switch connector

Installation Notes and Tips

Confirm connector shape, terminal count, and mounting style before installation. The switch uses a bolt-mount design and does not include mounting hardware or gaskets. Verify transmission range alignment during installation and check the vehicle’s starting function in both Park and Neutral after replacement. Use the vehicle service procedure for adjustment and final electrical testing.

Quality Assurance

Standard Ignition supplies replacement electrical components for automotive repair applications, and NS-555 is built to match the listed fitment and connector specifications for the Honda Ridgeline platform.

Related reading

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2008HondaRidgelineN/A—
2007HondaRidgelineN/A—
2006HondaRidgelineN/A—
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Rostra Powertrain Controls — 67-0615Standard Ignition — NS-5551S741753-3191628900RDP003NS6773S51081SW4973