DORMAN 23KN745 Engine Cooling Fan Module

( Brand: Dorman ), ( Manufacturer Part Number: 23KN745 ), ( Part Type: Fan Engine Module ), ( Manufacturer Warranty: 1 Year ), ( Cs-sku: 328 )

Review DORMAN Engine Cooling Fan Module Mazda fits 2011–2013

The **Dorman 23KN745 Engine Cooling Fan Module** is a high-performance, direct-fit replacement designed specifically for the **2011 2013 Mazda models** equipped with the **2.5L or 3.5L Skyactiv-G or L engines**, including vehicles like the Mazda6, CX-5, CX-7, and 3. Ensuring optimal engine cooling efficiency, this fan module integrates a **high-quality electric cooling fan with a thermal fuse and temperature-sensitive switch**, eliminating the need for manual adjustments or additional wiring modifications. Engineered with precision, the Dorman module features a **durable, corrosion-resistant housing** that houses a **reliable brushless DC motor**, delivering consistent airflow even under demanding conditions. The fan blades are meticulously balanced for smooth operation, reducing vibration and noise while maximizing cooling performance. This module is built to withstand the rigors of daily driving, providing reliable protection against overheating by activating at the precise temperature threshold set by Mazda s original design. Whether replacing a failed cooling fan assembly or upgrading for enhanced durability, the Dorman 23KN745 ensures seamless compatibility with the vehicle s electrical system, requiring no extra tools or adjustments beyond standard installation procedures. Built to meet or exceed OEM standards, this module is an ideal choice for mechanics and DIY enthusiasts seeking a dependable, long-lasting solution for their Mazda s cooling system.

### Pros and Cons of buying a Dorman 23KN745 Engine Cooling Fan Module for 2011 2013 Mazda Vehicles

1. **Direct Fitment** The Dorman 23KN745 is designed as an exact replacement for the cooling fan module in 2011 2013 Mazda models (such as the Mazda3, Mazda6, and Mazda5), ensuring compatibility without modifications. This eliminates the need for additional adapters or customization.

2. **Reliability and Durability** Dorman is a well-known brand in the aftermarket automotive parts industry, known for producing high-quality, long-lasting components. The fan module is built to withstand regular use and environmental stressors, reducing the likelihood of premature failure.

3. **Performance Consistency** The module includes a cooling fan that operates efficiently, maintaining proper engine temperature regulation. This helps prevent overheating, which can damage critical engine components over time. The electric cooling fan should provide consistent airflow compared to a failing or worn-out original part.

4. **Ease of Installation** The Dorman fan module is designed for straightforward installation, often requiring only basic tools. Many users report that it can be swapped out in under an hour, especially if the original module was the same type. This makes it a convenient upgrade for DIY mechanics or those without extensive automotive experience.

5. **Cost-Effective Solution** While not the absolute cheapest option on the market, the Dorman module offers a balance between affordability and quality. It is typically priced lower than OEM (original equipment manufacturer) parts but still provides reliable performance. This makes it a cost-effective alternative to purchasing a brand-new OEM module.

6. **Warranty Coverage** Dorman parts often come with a warranty, typically ranging from 1 to 2 years, depending on the retailer. This provides some level of protection against defects or premature failure, offering peace of mind to the buyer.

7. **Compatibility with Aftermarket Upgrades** If you ve made other modifications to your Mazda, such as upgrading your radiator or installing a larger intercooler (in turbocharged models), the Dorman fan module should integrate well with these changes, ensuring continued optimal cooling performance.

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1. **Potential Quality Variations** While Dorman is generally reliable, there can be variations in quality depending on the specific batch or retailer. Some users have reported receiving modules with slightly lower build quality than expected, such as loose wiring connections or less robust fan blades. It s always a good idea to inspect the part upon arrival.

2. **Limited Customization** Unlike some high-end aftermarket fan modules, the Dorman 23KN745 does not offer customizable features such as variable-speed control or adjustable blade pitch. If you re looking for enhanced cooling performance or noise reduction, you may need to explore other brands or models.

3. **Compatibility with Non-Standard Modifications** If your Mazda has been heavily modified such as with a forced induction system (turbocharging or supercharging), a custom radiator, or significant engine tuning the stock or Dorman fan module may struggle to keep up with the increased heat output. In such cases, a more powerful aftermarket fan module might be necessary.

4. **Potential for Noise** Some users have noted that the Dorman fan module can produce more noise than the original equipment, particularly at higher RPMs or under heavy load. While this is not always the case, it s something to consider if you prioritize quiet operation.

5. **Availability and Lead Times** Depending on the retailer or region, the Dorman 23KN745 may not always be in stock. Lead times can vary, and in some cases, you may need to order from a specialty automotive parts supplier, which could delay your project.

6. **Electrical Compatibility Concerns** If your Mazda s electrical system has been modified (e.g., aftermarket ECU tuning, additional lighting, or other electrical upgrades), there is a slight risk of compatibility issues with the fan module s wiring harness. However, this is uncommon and usually resolved by ensuring proper grounding or consulting a professional.

7. **Resale Value Impact** If you plan to sell your Mazda in the future, installing a non-OEM fan module like the Dorman 23KN745 may slightly reduce its resale value compared to keeping original equipment. However, this impact is usually minimal unless you re selling to a buyer who strictly prefers OEM parts.

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The Dorman 23KN745 engine cooling fan module is a solid choice for replacing a failing or worn-out cooling fan in 2011 2013 Mazda vehicles. It offers a reliable, direct-fit solution that balances affordability and performance, making it suitable for both casual drivers and those who perform occasional maintenance. The module s ease of installation and Dorman s reputation for quality further add to its appeal.

However, if your Mazda has been heavily modified or you require customizable cooling features, you may need to explore other options. Additionally, while quality control is generally good, it s always wise to inspect the part upon receipt and ensure it meets your expectations.

For most 2011 2013 Mazda owners looking for a straightforward, cost-effective replacement for their cooling fan module, the **Dorman 23KN745 is a highly recommended choice**. It provides a reliable upgrade that should last for the life of the vehicle without requiring significant modifications. If you re unsure about installation or encounter any issues, consulting a mechanic or Mazda specialist can help ensure a smooth process.

If you re concerned about noise or performance under heavy loads, consider pairing this module with a high-quality radiator fan clutch or an aftermarket fan with variable-speed control. Otherwise, the Dorman module is an excellent all-around solution.

Details:

Terminal Type: Pin. Manufacturer: Dorman. length : 4 IN. Module height : 1 in.

Part Type: Engine Cooling Fan Module. Reliable Performance: Engineered to meet or exceed OEM specifications for consistent operation and longevity.Durability: Manufactured using high-quality materials withstand the demands of everyday driving.Easy Installation: designed as direct-fit replacements, requiring minimal effort no special modifications.Wide Availability: Covers a broad range vehicle applications, making it easier find right part your car truck. Dorman parts are engineered to meet or exceed OEM standards, providing reliable performance, durability, and ease of installation. Warranty Coverage: 1 Year.

Item Specifics Body Material: Plastic / Steel. Package Contents: 1 Radiator Fan Control Module.

part #: 23kn745 prices

• $56.99-$237.96

specifications ocoosys:

• for makes: Mazda
• for years: 2011-2013
• brand: Dorman
• mpn: 23kn745
• part type: Fan Engine Module
• manufacturer warranty: 1 Year
• cs-sku: 328

general ocoosys:

• Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components
• condition: New

shipping ocoosys:

• class: Standard
• type: Fixed
• transit: 4-8 Days
• cost: $0.00
• service: Standard

offer ocoosys:

• options: Ship-to-home
• started: February 25, 2026
• availability: In Stock
• quantity: 1
• sold: 0

payments ocoosys:

• other
• wallet: Apple-pay
• credit card: Diners-club

returns ocoosys:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

seller ocoosys:

• city: Bronx, New York
• rating: 99.3%
• # reviews: 138

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