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How does all-wheel drive work on a Ford Edge?

Published in Ford Edge AWD System 4 mins read

The Ford Edge utilizes an intelligent all-wheel drive (AWD) system that automatically enhances traction and stability by continuously optimizing power delivery to all four wheels.

How Ford Edge's Intelligent AWD System Works

The intelligent AWD system in a Ford Edge is designed for proactive and reactive traction management, providing a confident driving experience in various conditions without any driver intervention.

Constant Monitoring and Adaptive Power Distribution

At its core, the Ford Edge's AWD system continuously monitors vehicle conditions and adjusts the power distribution between the front and rear wheels as needed. This sophisticated system constantly analyzes data from multiple sensors, including:

  • Wheel speed sensors: Detecting any slip or loss of traction.
  • Throttle position: Understanding driver input for acceleration.
  • Steering angle: Recognizing turns and cornering intent.
  • Brake application: Identifying deceleration and potential loss of grip.
  • Ambient temperature: Considering environmental factors.

Based on this real-time data, the system can instantly direct more torque to the wheels with the most grip. For instance, if the front wheels start to slip on a slick surface, power is seamlessly sent to the rear wheels to help maintain traction and momentum. This dynamic capability ensures optimal power delivery for improved handling and stability.

Seamless and Driver-Independent Operation

A significant advantage of the Ford Edge's intelligent AWD is its complete autonomy. The AWD system is always active and requires no driver input, meaning you don't need to manually engage or disengage it. This provides a truly "set it and forget it" experience, allowing drivers to focus on the road ahead.

This system also combines transparent all-surface operation with highly capable all-wheel drive. Whether navigating a sudden downpour, a snowy road, or even just accelerating aggressively from a stop, the system works in the background to prevent wheel slip and maximize grip, making transitions between varying surfaces feel smooth and secure.

Key Components of the System

The intelligent AWD system relies on several crucial components working in harmony:

  • Power Transfer Unit (PTU): This unit transfers power from the transmission to the driveshaft that runs to the rear wheels.
  • Rear Drive Unit (RDU): At the rear axle, the RDU receives power from the driveshaft and distributes it to the rear wheels.
  • Electronic Control Unit (ECU): This dedicated computer processes sensor data and precisely controls the amount of power sent to each axle.
  • Multi-Plate Clutch: Often found within the RDU, this clutch engages and disengages to allow variable power transfer to the rear wheels.

Benefits of Ford Edge's AWD

Drivers of the Ford Edge enjoy several advantages thanks to its intelligent AWD system:

  • Enhanced Traction: Superior grip on slippery surfaces like snow, ice, gravel, and wet roads.
  • Improved Stability: Better control and reduced likelihood of skidding or sliding during cornering or sudden maneuvers.
  • Increased Confidence: A greater sense of security and control, especially in adverse weather conditions.
  • Optimized Performance: More efficient power delivery can improve acceleration from a standstill, particularly on loose surfaces.

Practical Scenarios Where AWD Engages

While always active, the AWD system becomes most noticeable in specific situations:

  • Slippery Roads: When driving on snow, ice, or wet pavement, the system proactively sends power to the wheels that have the most grip to prevent skidding.
  • Acceleration from a Stop: If the front wheels detect slip during acceleration, especially on a loose surface, power is instantly sent to the rear wheels for a more stable launch.
  • Cornering: In turns, the system can distribute power to help maintain stability and reduce understeer or oversteer.
  • Light Off-Roading: For gravel roads or mild unpaved paths, AWD provides the extra grip needed to navigate uneven terrain confidently.

For more information on Ford's AWD systems, you can visit the official Ford website or consult your vehicle's owner's manual.

Maintaining Your AWD System

To ensure your Ford Edge's intelligent AWD system operates efficiently for years, consider these general maintenance tips:

  • Regular Fluid Checks: Ensure the PTU and RDU fluids are at appropriate levels and changed according to the manufacturer's recommendations.
  • Tire Health: Maintain proper tire pressure and ensure all four tires are of the same size, type, and tread depth, as differences can strain the AWD system.
  • Scheduled Servicing: Follow Ford's recommended service intervals for your specific model year.

By understanding how its intelligent AWD system works, Ford Edge owners can fully appreciate the enhanced safety, performance, and peace of mind it offers in diverse driving conditions.