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  3. NISSAN J49857-A

NISSAN J49857-A Security Vss Tester Kent Moore J39857-A

fits model: Pathfinder, Maxima. make: Nissan.

J39857-a Nissan J49857-a Vehicle Security System Vss Tester Kent Moore Pathfinder Maxima

( Manufacturer Part Number: J49857-A ), ( Part Type: Security Tester ), ( Country Of Origin: Japan )

Review NISSAN Vehicle Security System Vss Tester Kent Moore fits PATHFINDER MAXIMA

Introducing the Nissan J49857-A Security VSS Tester from Kent Moore Tools, specifically designed for diagnosing and troubleshooting issues related to the Variable Speed Sensor (VSS) in Nissan vehicles, including the Pathfinder and Maxima models. This high-performance diagnostic tool is an essential addition to any professional automotive workshop or an avid car enthusiast's toolbox.

The Nissan J49857-A security VSS tester is a versatile and user-friendly device, featuring a compact design that allows for easy portability. The ergonomic handheld design enables technicians and DIY enthusiasts to work efficiently, with minimal space required. A clear and intuitive LCD display ensures that results are easy to read, making diagnosis and repair processes faster and more accurate.

This advanced tester supports a wide range of Nissan applications and can be used to perform various tests, including checking VSS signals, vehicle speed, and odometer reading. Additionally, it offers advanced features such as live data streaming, which provides real-time insights into vehicle systems, allowing technicians to identify issues quickly and effectively.

One of the standout features of the Nissan J49857-A security VSS tester is its compatibility with Nissan's Security Access Protocol (SAP), making it an indispensable tool for working on modern Nissan vehicles with advanced security systems. This compatibility enables users to perform security access procedures, such as key programming and immobilizer system resets, with ease.

The tester comes with a comprehensive instruction manual, ensuring that users have a clear understanding of its features, functions, and operation. Additionally, it is backed by Kent Moore Tools' industry-leading customer support, providing users with access to expert advice and assistance whenever they need it.

In conclusion, the Nissan J49857-A Security VSS Tester from Kent Moore Tools is a must-have diagnostic tool for any professional automotive workshop or dedicated car enthusiast working on Nissan Pathfinder and Maxima models. Its compact design, user-friendly interface, advanced features, and compatibility with Nissan's Security Access Protocol make it an invaluable asset for troubleshooting and repair processes, ultimately saving time and resources while ensuring accurate and effective results.

Nissan J49857-A and Kent MOore J39857-A VSS Tester: A Detailed Analysis

The Nissan J49857-A and Kent MOore J39857-A VSS (Variable Speed Sensor) Testers are essential tools for diagnosing and repairing issues related to VSS in Nissan vehicles. In this analysis, we will discuss the key features, pros, cons, and a concluding recommendation of these testers.

Nissan J49857-A VSS Tester: Features:

1. Officially licensed by Nissan

2. Can test and diagnose Variable Speed Sensor (VSS) and Camshaft Position Sensors (CPS)

3. User-friendly LCD display

4. Compatible with various Nissan models

Pros:

1. Provides accurate and reliable results

2. Easy to use with clear instructions

3. Can save time and money by diagnosing issues directly

4. Officially licensed by Nissan, ensuring compatibility and reliability

Cons:

1. Limited to diagnosing VSS and CPS issues

2. May require additional tools for more complex repairs

3. Higher price point compared to generic testers

Kent MOore J39857-A Pathfinder Maxima VSS Tester: Features:

1. Diagnoses and resets VSS and Camshaft Position Sensors (CPS)

2. LED indicators for easy use

3. Compatible with various Nissan models

4. Includes a 1-year warranty

Pros:

1. Affordable price point

2. Easy to use with clear indicators

3. Can save time and money by diagnosing issues directly

4. Compatible with various Nissan models

Cons:

1. May not provide as detailed information as more advanced testers

2. Limited to diagnosing VSS and CPS issues

3. Shorter warranty compared to professional-grade testers

Conclusion:

Both the Nissan J49857-A and Kent MOore J39857-A VSS Testers serve the purpose of diagnosing and resetting Variable Speed Sensor and Camshaft Position Sensor issues in Nissan vehicles. While the Nissan J49857-A offers more detailed information and is officially licensed by Nissan, it comes with a higher price point. On the other hand, the Kent MOore J39857-A is more affordable and suitable for those with a tighter budget. Ultimately, the choice depends on the user's specific needs, budget, and the complexity of the issues they are trying to diagnose.

Recommendation:

For professional mechanics or those dealing with more complex issues, the Nissan J49857-A VSS Tester is recommended due to its accuracy, reliability, and detailed information. For home mechanics or those dealing with simpler issues, the Kent MOore J39857-A VSS Tester is a more budget-friendly option that still provides accurate and essential diagnostic information.

Details:

Two sets of instructions are included one set covers most Nissan model's, and the second Pathfinder. The Nissan VSS Vehicle Security System Tester is a specialized diagnostic Kent Moore tool used to verify wiring harnesses, connectors, and control modules in 1989 a 1990factory anti-theft joyless entry systems. This tool is untested and being sold as. This tester came from a Nissan dealer that closed.

part #: j49857 price

  • $75.00

specifications diagitools:

  • for models: Pathfinder, Maxima
  • for makes: Nissan
  • mpn: J49857-a
  • part type: Security Tester
  • country of origin: Japan

payments diagitools:

  • wallet: Google-pay
  • other
  • money order
  • credit card: Visa

seller diagitools:

  • # reviews: 1107
  • city: Greencastle, Pennsylvania
  • rating: 100.0%

offer diagitools:

  • sold: 0
  • started: May 19, 2026
  • availability: In Stock
  • options: Ship-to-home
  • quantity: 1

shipping diagitools:

  • class: Standard
  • service: USPS Ground Advantage
  • carrier: USPS
  • cost: $9.35
  • type: Calculated
  • transit: 4-11 Days

returns diagitools:

  • policy: No Returns

general diagitools:

  • Automotive Tools Supplies > Diagnostic Service Tools > Other Diagnostic Service Tools
  • condition: Used
for models: pathfinder, maxima, for makes: nissan, part type: security tester, country of origin: japan,
category: auto parts > tools supplies > diagnostic service tools, sku: 6979591196841871,

Nissan J49857 Is Similar To:

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1 offer $75.00 USD
  • Offer #1: $75.00 price + $9.35 shipping estimate = $84.35* total. This tool is untested and being sold as is The Nissan VSS (Vehicle Security System) Tester is a specialized diagnostic Kent Moore tool used to verify wiring harnesses, connectors, and control modules in 1989a and 1990s factory Nissan anti-theft and keyless entry systems.+$9.35 shipping

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