Turning off 4 wheel drive on your 2016 Toyota 4Runner is generally a straightforward process, and at millertoyota.net, we’re here to guide you through every step, ensuring a smooth transition back to 2 wheel drive for optimal on-road performance. Our commitment is to provide the Treasure Valley with the very best Toyota service, new and used car sales and assistance possible. For more information on your 4Runner’s capabilities, Toyota vehicle maintenance, or even details on our new car inventory and current vehicle promotions, remember to visit millertoyota.net.
1. Understanding Your 2016 Toyota 4Runner’s 4 Wheel Drive System
Turning off your 2016 Toyota 4Runner’s 4 wheel drive system involves understanding its operation. The 2016 Toyota 4Runner typically features a part-time 4 wheel drive system, meaning it’s designed to be engaged when needed for off-road or low-traction conditions and disengaged for normal on-road driving. Knowing the type of system you have helps in smoothly transitioning between drive modes.
1.1 Part-Time 4 Wheel Drive Systems
Part-time 4 wheel drive systems require manual engagement and disengagement. They are not designed to be used on dry pavement due to the lack of a center differential, which can lead to driveline binding and potential damage. Part-time systems are standard on SR5, TRD OFF-ROAD, and TRD PRO trim levels.
1.2 Full-Time 4 Wheel Drive Systems
Full-time 4 wheel drive systems, like the one found in the Limited trim, use a center differential that allows the front and rear axles to spin at different rates. This makes it safe to use on any surface, including dry pavement, offering improved traction and stability in all conditions.
2. Step-by-Step Guide to Disengaging 4 Wheel Drive
Turning off 4 wheel drive on your 2016 Toyota 4Runner is simple. Follow these steps to ensure a smooth transition:
- Step 1: Stop the vehicle. Ensure your 4Runner is completely stopped on a level surface to minimize any stress on the driveline.
- Step 2: Shift to Neutral. Place the transmission in Neutral (N) to disengage the gears.
- Step 3: Shift the transfer case. Locate the transfer case lever or electronic switch. If you’re in 4H (4 High), shift it back to 2H (2 High). If you’re in 4L (4 Low), first shift to 4H, then to 2H.
- Step 4: Drive Straight Briefly. After shifting, drive straight for a short distance to allow the system to fully disengage. You may hear a click as the hubs disengage.
- Step 5: Confirm Disengagement. Check the dashboard indicator light. The 4WD indicator light should turn off, indicating that the system is disengaged and you are now in 2 wheel drive.
3. Understanding 4H and 4L Modes
The 2016 Toyota 4Runner’s 4 wheel drive system typically includes two modes: 4H (4 High) and 4L (4 Low). Understanding these modes is crucial for proper usage and disengagement.
3.1 When to Use 4H (4 High)
4H is used for off-road conditions that require increased traction, such as snow-covered roads, gravel, or mild trails. It provides additional grip without sacrificing speed.
3.2 When to Use 4L (4 Low)
4L is designed for more challenging off-road situations, such as steep inclines, deep mud, or rocky terrain. It provides maximum torque at low speeds, allowing you to navigate difficult obstacles with greater control.
4. Potential Issues and Troubleshooting
Sometimes, disengaging 4 wheel drive might not be as seamless as expected. Here are some common issues and how to troubleshoot them:
4.1 Driveline Binding
Issue: The most common reason for difficulty in disengaging 4 wheel drive is driveline binding. This occurs when the front and rear axles are forced to rotate at the same speed on surfaces where they need to differentiate, such as dry pavement.
Solution: To alleviate driveline binding, try the following:
- Drive Straight Briefly: Driving straight for a short distance can help release the tension in the driveline.
- Slight Steering Adjustments: Making slight turns can also help the system disengage.
- Reverse Briefly: Sometimes, backing up a few feet can release the bind.
- Ensure the Vehicle is on a Level Surface: Uneven surfaces can exacerbate binding.
4.2 Stuck in 4L
Issue: If your 4Runner is stuck in 4L, it may be due to the extreme gear ratio and torque multiplication.
Solution: Try these steps to shift out of 4L:
- Stop the Vehicle: Ensure the vehicle is completely stopped.
- Shift to Neutral: Place the transmission in Neutral (N).
- Shift the Transfer Case: Firmly shift the transfer case lever back to 4H. It may require some force.
- Drive Straight: Drive straight briefly to allow the system to disengage.
4.3 Electronic Shift Issues
Issue: If your 4Runner has an electronic shift system, the issue may stem from a faulty sensor or actuator.
Solution:
- Check Fuses: Inspect the fuses related to the 4 wheel drive system.
- Restart the Vehicle: Sometimes, a simple restart can reset the system.
- Professional Inspection: If the problem persists, have it inspected by a qualified technician at millertoyota.net.
5. Safe Driving Practices with 4 Wheel Drive
Using 4 wheel drive correctly ensures both your safety and the longevity of your vehicle.
5.1 When to Engage 4 Wheel Drive
Engage 4 wheel drive when you encounter conditions that require additional traction, such as:
- Snow and Ice: Slippery surfaces benefit from the added grip.
- Mud and Sand: Soft terrains where tires can easily lose traction.
- Off-Road Trails: Uneven and challenging terrains.
5.2 When to Disengage 4 Wheel Drive
Disengage 4 wheel drive when you return to normal driving conditions, such as:
- Dry Pavement: Using 4 wheel drive on dry pavement can cause driveline binding and unnecessary wear.
- High-Speed Driving: 2 wheel drive is generally more efficient and stable at higher speeds on paved roads.
5.3 Speed Considerations
- 4H (4 High): Maintain reasonable speeds. Typically, you should not exceed 55 mph in 4H.
- 4L (4 Low): 4L is designed for very low speeds. Do not exceed 25 mph in 4L.
6. Maintaining Your 4 Wheel Drive System
Proper maintenance is crucial for the longevity and reliability of your 4 wheel drive system.
6.1 Regular Inspections
- Check the transfer case fluid level and condition regularly.
- Inspect the front and rear differentials for leaks.
- Examine the U-joints and driveshafts for wear or damage.
6.2 Fluid Changes
- Follow the manufacturer’s recommended service intervals for changing the transfer case and differential fluids.
- Use the correct type of fluid as specified in your owner’s manual.
6.3 Professional Servicing
- Schedule regular maintenance with a trusted service center like millertoyota.net to ensure your 4 wheel drive system is in optimal condition.
7. The Importance of Proper Tire Inflation
Maintaining the correct tire pressure is critical for optimal 4 wheel drive performance.
7.1 Even Tire Wear
- Ensure all tires are inflated to the recommended pressure to promote even wear.
- Uneven tire pressure can affect the performance of the 4 wheel drive system.
7.2 Traction
- Properly inflated tires provide the best possible traction in various conditions.
- Overinflated or underinflated tires can reduce grip and stability.
7.3 Fuel Efficiency
- Correct tire pressure can improve fuel efficiency.
- Underinflated tires increase rolling resistance, which reduces fuel economy.
8. Understanding Driveline Binding in Detail
Driveline binding is a common issue in part-time 4 wheel drive systems. Understanding why it occurs can help you avoid it.
8.1 The Lack of a Center Differential
- Part-time 4 wheel drive systems do not have a center differential, which allows the front and rear axles to rotate at different speeds.
- This means that when the vehicle turns, the front and rear wheels must travel different distances, but they are forced to rotate at the same speed, causing stress in the driveline.
8.2 Symptoms of Driveline Binding
- Difficulty turning the steering wheel.
- Jerky or hesitant movement.
- Unusual noises from the driveline.
- Increased wear on tires and drivetrain components.
8.3 How to Avoid Driveline Binding
- Only use 4 wheel drive on surfaces where wheel slippage is possible, such as snow, ice, or loose gravel.
- Avoid using 4 wheel drive on dry pavement.
- If you must use 4 wheel drive on a surface with high traction, do so only in short bursts and at low speeds.
9. Common Mistakes to Avoid
Avoiding these common mistakes can help prolong the life of your 4 wheel drive system and ensure safe operation.
9.1 Using 4 Wheel Drive on Dry Pavement
- As mentioned earlier, using 4 wheel drive on dry pavement can cause driveline binding and damage.
9.2 Shifting into 4L at High Speeds
- Always come to a complete stop before shifting into or out of 4L.
- Shifting into 4L at high speeds can cause serious damage to the transfer case and other drivetrain components.
9.3 Neglecting Maintenance
- Regular maintenance is essential for the proper functioning of your 4 wheel drive system.
- Neglecting maintenance can lead to costly repairs and reduced performance.
9.4 Ignoring Warning Signs
- Pay attention to any unusual noises, vibrations, or other warning signs that may indicate a problem with your 4 wheel drive system.
- Address any issues promptly to prevent further damage.
10. Advanced Tips for Off-Road Driving
If you plan to use your 2016 Toyota 4Runner for serious off-roading, consider these advanced tips.
10.1 Using the Right Gear
- Select the appropriate gear for the terrain.
- Lower gears provide more torque and control in challenging situations.
10.2 Maintaining Momentum
- Maintain a steady pace to avoid getting stuck.
- Avoid sudden stops or starts, which can cause loss of traction.
10.3 Spotting
- If possible, have a spotter guide you through difficult obstacles.
- A spotter can help you avoid potential hazards and ensure a safe passage.
10.4 Tire Pressure Adjustment
- Consider lowering your tire pressure slightly to increase traction in soft terrains like sand or mud.
- Be sure to reinflate your tires to the recommended pressure when you return to paved roads.
11. The Role of Differentials in 4 Wheel Drive Systems
Understanding the role of differentials can provide a deeper insight into how 4 wheel drive systems work.
11.1 Open Differentials
- Open differentials allow each wheel on an axle to rotate at different speeds.
- This is essential for turning on paved roads, but it can be a disadvantage in off-road situations where one wheel may lose traction.
11.2 Limited-Slip Differentials
- Limited-slip differentials (LSDs) provide some resistance to wheel spin, helping to maintain traction when one wheel starts to slip.
- They are a good compromise between open differentials and locking differentials.
11.3 Locking Differentials
- Locking differentials force both wheels on an axle to rotate at the same speed, regardless of traction.
- This provides maximum traction in extreme off-road conditions, but it should only be used when necessary, as it can cause driveline binding on paved roads.
12. Upgrading Your 4 Wheel Drive System
If you want to enhance the off-road capabilities of your 2016 Toyota 4Runner, consider these upgrades.
12.1 Suspension Upgrades
- Upgrading your suspension can improve ground clearance and articulation, allowing you to tackle more challenging terrain.
- Consider options like lift kits, upgraded shocks, and heavy-duty springs.
12.2 Tire Upgrades
- Upgrading to more aggressive off-road tires can significantly improve traction in various conditions.
- Choose tires that are appropriate for the type of terrain you plan to encounter.
12.3 Skid Plates
- Installing skid plates can protect vulnerable components like the engine, transfer case, and fuel tank from damage when off-roading.
- Look for heavy-duty skid plates made from steel or aluminum.
12.4 Winch
- A winch can be a lifesaver if you get stuck while off-roading.
- Choose a winch with sufficient capacity for your vehicle and the type of terrain you plan to encounter.
13. Understanding Toyota’s A-TRAC System
Toyota’s Active Traction Control (A-TRAC) system is designed to enhance traction in off-road conditions.
13.1 How A-TRAC Works
- A-TRAC uses the vehicle’s brakes to limit wheel spin and distribute torque to the wheels with the most traction.
- It works in both 4H and 4L modes.
13.2 Benefits of A-TRAC
- Improved traction in off-road conditions.
- Enhanced control and stability.
- Reduced wheel spin.
13.3 Using A-TRAC
- To engage A-TRAC, simply press the A-TRAC button on the dashboard.
- The system will automatically activate when it detects wheel spin.
14. The Crawl Control Feature on TRD Models
The Crawl Control feature, available on TRD models, is designed to help you navigate difficult terrain at low speeds.
14.1 How Crawl Control Works
- Crawl Control automatically modulates the throttle and brakes to maintain a constant speed while you focus on steering.
- It allows you to navigate obstacles with greater precision and control.
14.2 Benefits of Crawl Control
- Enhanced control in challenging off-road situations.
- Reduced driver fatigue.
- Minimized risk of wheel spin and loss of traction.
14.3 Using Crawl Control
- Engage 4L and select Crawl Control using the dial on the center console.
- Choose your desired speed and let the system do the rest.
15. Vehicle Stability Control (VSC) and Its Impact on 4 Wheel Drive
Vehicle Stability Control (VSC) is an important safety feature that can affect the performance of your 4 wheel drive system.
15.1 How VSC Works
- VSC uses sensors to detect when the vehicle is starting to lose control.
- It automatically applies the brakes to individual wheels and reduces engine power to help stabilize the vehicle.
15.2 VSC and 4 Wheel Drive
- VSC can sometimes interfere with 4 wheel drive performance in off-road situations.
- In some cases, it may be necessary to temporarily disable VSC to allow for more wheel spin and maintain momentum.
15.3 Disabling VSC
- To disable VSC, press and hold the VSC button on the dashboard for a few seconds.
- Be aware that disabling VSC can reduce stability and increase the risk of loss of control, so use caution.
16. Resources and Further Reading
To deepen your understanding of 4 wheel drive systems and off-road driving, consider these resources.
16.1 Owner’s Manual
- Your owner’s manual is a valuable resource for information about your vehicle’s 4 wheel drive system.
- Refer to the manual for specific instructions and recommendations.
16.2 Online Forums
- Online forums dedicated to Toyota 4Runners can provide a wealth of information and advice from experienced owners.
- Share your experiences and learn from others.
16.3 Off-Road Driving Courses
- Consider taking an off-road driving course to learn advanced techniques and improve your skills.
- Professional instructors can provide valuable insights and guidance.
17. Frequently Asked Questions (FAQs)
17.1 Can I Use 4 Wheel Drive on Dry Pavement?
No, you should avoid using 4 wheel drive on dry pavement with a part-time system, as it can cause driveline binding and potential damage.
17.2 How Fast Can I Drive in 4H?
It is generally recommended not to exceed 55 mph in 4H to ensure optimal performance and safety.
17.3 What is the Difference Between 4H and 4L?
4H is used for increased traction at moderate speeds, while 4L provides maximum torque at low speeds for challenging off-road situations.
17.4 How Do I Know if My 4 Wheel Drive is Engaged?
Check the dashboard indicator light. The 4WD indicator light will be illuminated when the system is engaged.
17.5 What Should I Do if My 4Runner Gets Stuck in 4L?
Stop the vehicle, shift to Neutral, and firmly shift the transfer case lever back to 4H. Drive straight briefly to allow the system to disengage.
17.6 Can I Shift into 4H While Moving?
Yes, you can typically shift into 4H while moving at moderate speeds, but it is best to do so on a surface where wheel slippage is possible.
17.7 How Often Should I Change the Transfer Case Fluid?
Follow the manufacturer’s recommended service intervals for changing the transfer case fluid, typically every 30,000 to 60,000 miles.
17.8 What is Driveline Binding?
Driveline binding occurs when the front and rear axles are forced to rotate at the same speed on surfaces where they need to differentiate, causing stress in the driveline.
17.9 Is it Necessary to Disable VSC When Off-Roading?
In some cases, disabling VSC may be necessary to allow for more wheel spin and maintain momentum in challenging off-road situations.
17.10 Where Can I Get My 4 Wheel Drive System Serviced?
You can get your 4 wheel drive system serviced at a trusted service center like millertoyota.net, where qualified technicians can ensure your system is in optimal condition.
18. Conclusion
Turning off 4 wheel drive on your 2016 Toyota 4Runner is a simple yet crucial task for maintaining your vehicle’s performance and longevity. By understanding the type of 4 wheel drive system you have, following the correct disengagement procedures, and practicing safe driving habits, you can ensure a smooth and reliable driving experience. Whether you are navigating the snowy streets of Boise or exploring the rugged trails of Idaho, knowing how to properly use and maintain your 4 wheel drive system will enhance your driving confidence and keep your 4Runner performing at its best. For all your Toyota needs, remember to visit us at millertoyota.net, where our friendly and knowledgeable staff are always ready to assist you.
Ready to experience the difference at Miller Toyota? Visit millertoyota.net today to explore our extensive inventory of new and used Toyota vehicles, schedule a service appointment, or speak with one of our knowledgeable team members. We are conveniently located at 208 N Maple Grove Rd, Boise, ID 83704, United States, and can be reached by phone at +1 (208) 376-8888. Discover why Miller Toyota is the Treasure Valley’s trusted choice for all things Toyota!
