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Standard Ignition NS-629 Neutral Safety Switch
Reliable Neutral Safety Switch for Dodge, Jeep, Mitsubishi, and Nissan
The Standard Ignition NS-629 Neutral Safety Switch is designed to provide precise and dependable operation for select Dodge, Jeep, Mitsubishi, and Nissan vehicles. Engineered with durable plastic construction and a bolt mount attachment, this switch ensures secure installation and consistent performance.
- Compatible with Dodge Altima, Jeep Compass, Mitsubishi Lancer, Outlander, Outlander Sport, Patriot, and Nissan Caliber models
- Black face color with a plastic finish for durability
- 10 male blade terminals with one female rectangular connector
- Bolt mount attachment method for secure fitting
- Operates on standard 12-volt electrical systems
- Length of 4.25 inches (107.95 mm) for precise fitment
Product Features and Specifications
The NS-629 neutral safety switch features a plastic housing with a black face color, designed to withstand typical automotive conditions. It includes 10 male blade terminals and a single female rectangular connector, facilitating straightforward electrical connections. The bolt mount attachment method ensures the switch remains firmly in place during vehicle operation. This switch is compatible with 12-volt systems commonly found in the specified vehicle models. Note that mounting hardware and gaskets are not included with this part.
Function and Application
This neutral safety switch is essential for preventing the engine from starting unless the transmission is in neutral or park, enhancing vehicle safety. It is commonly used to address issues such as:
- Engine not starting due to faulty neutral safety switch
- Intermittent starting problems in Dodge Altima or Jeep Compass
- Transmission safety circuit malfunctions in Mitsubishi Lancer or Outlander
- Electrical connection failures causing no-start conditions in Nissan Caliber
- Replacement of worn or damaged neutral safety switches in compatible vehicles
Installation Notes and Tips
Installation of the Standard Ignition NS-629 requires removal of the old neutral safety switch and mounting the new unit using bolts (mounting hardware not included). Ensure the connector is properly aligned and securely attached to avoid electrical issues. Verify the switch's position corresponds with the transmission's neutral and park settings before finalizing installation. Professional installation is recommended for accurate alignment and safety compliance.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The NS-629 neutral safety switch undergoes rigorous quality control to maintain consistent functionality. While mounting hardware and gaskets are not included, the part is backed by Standard Ignition's warranty coverage, providing confidence in its long-term use.
| Brand | Four Seasons |
| Part Number | 56425 |
| Bracket? | w/ Bracket |
| Discharge End Style | P-Nut Fitting |
| Discharge End Type | P-Nut Fitting |
| Fittings Included | Not Included |
| Friction Material Attachment | w/o Switch Port |
| Gasket Or Seal Included | Included |
| Manifold? | Yes |
| Material | Aluminum / Rubber |
| Muffler? | w/o Muffler |
| O-Ring A Number/Desc | [24404] / Slimline Washer |
| O-Ring B Number/Desc | [24402] / Slimline Washer |
| O-Ring C Number/Desc | [24353] / Sealing Washer |
| O-Ring D Number/Desc | [24354] / Sealing Washer |
| O-Rings Included? | Included |
| O.E. Replacement? | Yes |
| Refrigerant Type | R134a |
| Service Port? | w/o Service Port |
| Suction End Style | P-Nut Fitting |
| Suction End Type | P-Nut Fitting |
| Switch Included? | Not Included |
| Type | Discharge & Suction Line |
This part fits 60 vehicles. Search below:
| Year | Make | Model | Body Type | Transmission | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 2016 | Jeep | Compass | Automatic CVT | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | ||
| 2016 | Jeep | Patriot | Automatic CVT | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | ||
| 2016 | Mitsubishi | Lancer | 2.0L | L4 | N/A | ||||
| 2016 | Mitsubishi | Lancer | 2.4L | L4 | N/A | ||||
| 2016 | Mitsubishi | Outlander | 2.4L | L4 | N/A | ||||
| 2015 | Jeep | Compass | Automatic CVT | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | ||
| 2015 | Jeep | Patriot | Automatic CVT | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | ||
| 2015 | Mitsubishi | Lancer | 2.0L | L4 | N/A | ||||
| 2015 | Mitsubishi | Lancer | 2.4L | L4 | N/A | ||||
| 2015 | Mitsubishi | Outlander | 2.4L | L4 | N/A | ||||
| 2014 | Jeep | Compass | Automatic CVT | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | ||
| 2014 | Jeep | Patriot | Automatic CVT | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | ||
| 2014 | Mitsubishi | Lancer | 2.0L | L4 | N/A | ||||
| 2014 | Mitsubishi | Lancer | 2.4L | L4 | N/A | ||||
| 2014 | Mitsubishi | Outlander | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2013 | Jeep | Compass | 2.0L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2013 | Jeep | Compass | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2013 | Jeep | Patriot | 2.0L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2013 | Jeep | Patriot | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2013 | Mitsubishi | Lancer | 2.0L | L4 | N/A | ||||
| 2013 | Mitsubishi | Lancer | 2.4L | L4 | N/A | ||||
| 2013 | Mitsubishi | Outlander | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2013 | Nissan | Altima | Coupe | 2.5L | L4 | N/A | |||
| 2012 | Dodge | Caliber | 2.0L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2012 | Dodge | Caliber | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2012 | Jeep | Compass | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2012 | Jeep | Patriot | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2012 | Mitsubishi | Lancer | 2.0L | L4 | N/A | ||||
| 2012 | Mitsubishi | Lancer | 2.4L | L4 | N/A | ||||
| 2012 | Mitsubishi | Outlander | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2012 | Nissan | Altima | 2.5L | L4 | N/A | ||||
| 2011 | Dodge | Caliber | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2011 | Dodge | Caliber | 2.0L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2011 | Jeep | Compass | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2011 | Jeep | Patriot | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2011 | Mitsubishi | Lancer | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2011 | Mitsubishi | Outlander | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2011 | Mitsubishi | Outlander Sport | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2011 | Nissan | Altima | 2.5L | L4 | GAS | N/A | |||
| 2010 | Dodge | Caliber | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2010 | Jeep | Compass | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2010 | Jeep | Patriot | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2010 | Mitsubishi | Lancer | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2010 | Nissan | Altima | Automatic CVT | 2.5L | L4 | GAS | N/A | ||
| 2009 | Dodge | Caliber | 2.0L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2009 | Dodge | Caliber | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2009 | Jeep | Compass | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2009 | Jeep | Patriot | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2009 | Mitsubishi | Lancer | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2009 | Nissan | Altima | Automatic CVT | 2.5L | L4 | GAS | N/A | ||
| 2008 | Dodge | Caliber | 2.0L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2008 | Dodge | Caliber | 2.4L | L4 | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||
| 2008 | Jeep | Compass | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2008 | Jeep | Patriot | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2008 | Mitsubishi | Lancer | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2008 | Nissan | Altima | 2.5L | L4 | N/A | ||||
| 2007 | Dodge | Caliber | Automatic CVT | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | ||||
| 2007 | Jeep | Compass | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2007 | Jeep | Patriot | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. | |||||
| 2007 | Nissan | Altima | 2.5L | L4 | N/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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.