31922-C6900 Rey Motors Applications, Specs, and Replacement Tips

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The world of automotive parts is vast, and finding the right replacement for your vehicle can be a confusing process. One part number that frequently appears in Nissan vehicle maintenance and repair is 31922-C6900, also known as the Rey Motors part number. This element is essential for guaranteeing smooth engine startups and is widely used across various Nissan models. In this guide, we will explore everything you need to know about this component, including its purpose, applications, compatibility, and where to find it at the best price.

Table of Contents

What is 31922-C6900 Rey Motors?

The 31922-C6900 Rey Motors is a reference to a starter solenoid/starter motor component primarily designed for Nissan vehicles. It is an OEM (Original Equipment Manufacturer) part number, meaning it was initially produced for Nissan models to guarantee precise fit and performance. Rey Motors, a well-known distributor of auto parts, supplies this component under the OEM number for easy identification and purchase.

This part ensures your vehicle’s starter system operates efficiently. The ignition switch or start button is activated when the car key is turned; the solenoid engages the starter motor, which cranks the engine. Without this component, the ignition system fails, leaving the vehicle unable to start.

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Importance of 31922-C6900 Rey Motors in a Vehicle

The starter motor system is one of the most critical electrical components in any car. The 31922-C6900 Rey Motors component provides three key benefits:

Smooth Engine Startup – It engages the starter motor gear with the engine’s flywheel.
Reliable Electrical Flow – It ensures that the current from the battery reaches the starter motor correctly.
Prevention of Starter Damage – A malfunctioning solenoid can cause the starter motor to keep running, leading to overheating and permanent damage.

Thus, having a working 31922-C6900 Rey Motors replacement is crucial for maintaining the reliability of your Nissan.

Vehicle Applications of 31922-C6900 Rey Motors

The 31922-C6900 Rey Motors is commonly found in several Nissan vehicles from the late 1990s to early 2000s. Some of the popular models include:

Nissan Pathfinder (1995–2004)
Nissan Navara (D22 Series)
Nissan Frontier (Early 2000s models)
Select Infiniti models depending on the starter motor design

These models rely heavily on durable starter systems, making the 31922-C6900 Rey Motors a vital part of their electrical architecture.

Technical Specifications of 31922-C6900 Rey Motors

While specifications can vary slightly between OEM and aftermarket versions, the general details include:

Part Number: 31922-C6900
Type: Starter Solenoid / Starter Motor Relay
Function: Controls current flow and engages the starter motor gear
Voltage: 12V system (standard for passenger vehicles)
OEM Compatibility: Designed for Nissan factory systems
Cross Reference Numbers: 31922-C6901, 23343-V5002

These details ensure mechanics and car owners can easily cross-check compatibility when shopping for replacements.

Signs That You Need to Replace 31922-C6900 Rey Motors

Like any automotive part, the 31922-C6900 Rey Motors starter solenoid is subject to wear and tear. Here are some common symptoms that indicate it may be failing:

Clicking Noise When Starting – You hear a click, but the engine doesn’t crank.
Intermittent Starting Issues – The engine starts intermittently; sometimes it fails to start.
Starter Motor Running Continuously – A stuck solenoid can cause the starter motor to remain engaged, preventing it from disengaging.
No Response at All – Turning the key results in silence, indicating a possible electrical failure.

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If you notice any of these signs, replacing the 31922-C6900 Rey Motors should be a priority.

OEM vs. Aftermarket: Which 31922-C6900 Rey Motors Should You Choose?

When purchasing a replacement, you typically have two options: OEM (genuine Nissan) or aftermarket (third-party) parts.

OEM 31922-C6900 Rey Motors

Directly manufactured for Nissan.
Guarantees perfect fit and function.
Higher cost ($80–$150).
Available at Nissan dealerships and official distributors.

Aftermarket 31922-C6900 Rey Motors

Produced by companies like Rey Motors and other suppliers.
More affordable ($40–$90).
Can provide equal or near-OEM performance.
Widely available through auto parts stores and online platforms.

If budget is a concern, aftermarket parts from Rey Motors provide an excellent alternative without compromising reliability.

Where to Buy 31922-C6900 Rey Motors

The 31922-C6900 Rey Motors component is available through multiple channels:

Nissan Dealerships – Best for genuine OEM replacements.
Rey Motors Distributors – Affordable aftermarket solutions.
Online Auto Parts Stores – Websites like RockAuto, Partsouq, and Amazon.
Local Auto Shops – Many local mechanics keep aftermarket stock for quick repairs.

When purchasing online, always verify the part number to ensure compatibility with your vehicle.

Installation Guide for 31922-C6900 Rey Motors

Replacing the 31922-C6900 Rey Motors is a moderately technical task that can be handled by experienced DIYers or mechanics. Here’s a simplified step-by-step:

Disconnect the Battery – Prevent electrical hazards.
Locate the Starter Motor – It is usually found near the bottom of the engine block.
Remove Electrical Connections – Carefully disconnect wires from the solenoid.
Unbolt the Starter Motor Assembly – This gives access to the solenoid.
Replace with 31922-C6900 Rey Motors – Securely install the new solenoid.
Reconnect Everything – Bolts, wires, and finally the battery.
Test the Vehicle – Ensure smooth and reliable startups.

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Tip: If unsure, professional installation is always recommended to prevent damage to the electrical system.

Cost of Replacing 31922-C6900 Rey Motors

The overall cost includes both the part and labor:

Part Price: $40–$150 (OEM vs aftermarket).
Labor Cost: $70–$150, depending on workshop rates.
Total Replacement Cost: $110–$300.

For DIY enthusiasts, labor costs can be saved by handling installation personally.

Cross Reference for 31922-C6900 Rey Motors

If you cannot find the exact part number, these are compatible alternatives:

31922-C6901 – Updated Nissan OEM number.
23343-V5002 – Often listed in Nissan parts catalogs.
Rey Motors aftermarket codes – Based on Nissan OEM compatibility.

Always confirm with a mechanic or parts supplier before purchasing replacements.

Conclusion

The 31922-C6900 Rey Motors is a small but critical component in Nissan’s starter system. Without it, vehicles like the Nissan Pathfinder, Navara, and Frontier would struggle to start—or fail to start at all. Whether you choose a genuine OEM version or a cost-effective aftermarket option from Rey Motors, this part ensures your car runs reliably.

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