The 2018 Ford Escape is a versatile compact SUV that combines style, functionality, and advanced technological features, including the Auto Start Stop (ASS) system. This feature is designed to improve fuel efficiency by shutting off the engine when the vehicle comes to a halt and restarting it when the driver releases the brake pedal. However, some owners may experience issues with this system not functioning as intended. This comprehensive guide will explore the possible causes of the Auto Start Stop not working, how to troubleshoot the problem, and what solutions can be implemented.
Understanding the Auto Start Stop Feature
The Auto Start Stop feature is a great addition to modern vehicles, designed with environmental considerations in mind. By shutting down the engine during stop periods, it minimizes fuel consumption and reduces emissions. Here’s how it works:
How It Works
When you bring your vehicle to a stop and remain stationary, the ASS system automatically turns off the engine. When you’re ready to move again, simply release the brake pedal, and the engine restarts seamlessly. While this feature is beneficial for fuel savings, there are several reasons why it might not be functioning properly.
Common Reasons Your Auto Start Stop Is Not Working
Several factors can affect the performance of the Auto Start Stop system in your 2018 Ford Escape. Understanding these components can help you pinpoint the issue more effectively.
1. Low Battery Voltage
The ASS system relies heavily on the vehicle’s battery and electrical system. If the battery voltage is low, the Auto Start Stop functionality may be disabled to ensure that enough power is available for starting the engine and powering other electrical systems.
- Battery condition: Make sure your battery is in good condition and fully charged.
- Battery age: If your battery is older than three years, consider having it tested or replaced.
2. Malfunctioning Brake System
The Auto Start Stop feature activates when the brake pedal is pressed. A malfunctioning brake system can disrupt this function.
- Brake sensor: Inspect the brake pedal switch, as a faulty sensor may not send the correct signal to the ASS system.
- Brake fluid: Ensure that there is sufficient brake fluid in the reservoir, as low fluid levels might affect braking performance.
3. Engine Condition
The health of your vehicle’s engine plays a crucial role in the effective operation of the Auto Start Stop feature.
Engine Temperature
If the engine is not at its optimal operating temperature, the ASS system may not engage. This can happen if the engine is too cold, which typically occurs in colder temperatures, or if there is an issue with the thermostat.
Engine Performance
Engine performance issues, such as misfires or poor idle quality, can also prevent the Auto Start Stop feature from activating.
4. Cabin Conditions and Climate Control
The Auto Start Stop system is sensitive to various cabin conditions. If the climate control is set to maximum heating or cooling, the feature may inhibit engine shutoff to maintain comfort levels.
5. Other System Faults
Your Ford Escape is equipped with numerous sensors that communicate with the ASS system. If any of these sensors, such as those related to the emissions system or transmission characteristics, are not functioning correctly, they could prevent the Auto Start Stop system from working properly.
Troubleshooting Steps for the Auto Start Stop System
If you’re experiencing issues with the Auto Start Stop feature in your 2018 Ford Escape, follow these troubleshooting steps to identify and potentially rectify the problem.
Step 1: Check the Battery and Electrical System
The first step to troubleshooting the ASS system is to inspect the vehicle’s battery and electrical system. Look for signs of wear or damage and test the voltage. Optimal battery voltage should be around 12.6 volts.
Step 2: Inspect the Brake System
Examine the brake pedal switch for any signs of malfunction. You can test the brake lights to ensure they are functioning correctly as this system directly correlates with the ASS feature. If the brake lights don’t turn on when the brake pedal is pressed, the switch may need replacement.
Step 3: Evaluate Engine and Cooling System
Monitor the vehicle’s engine temperature gauge. The engine should reach a normal temperature range before the ASS system will engage. If you notice fluctuating temperatures or overheating, it may indicate a problem with the cooling system or thermostat.
Step 4: Check Climate Control Settings
Examine the climate control settings in your vehicle. Try setting them to a more moderate level and see if the Auto Start Stop feature engages.
When to Seek Professional Help
If you follow the troubleshooting steps and the Auto Start Stop feature remains non-functional, it may be time to consult a professional mechanic or a Ford dealership. Here are compelling reasons to seek expert assistance:
Complexity of the System
The mechanisms that govern the Auto Start Stop feature involve various interconnected systems, making it complicated for the average driver to diagnose or repair.
Potential Warranty Coverage
If your vehicle is still under warranty, have a certified technician inspect the problem to potentially cover the repair costs without additional expenses.
Keeping Your 2018 Ford Escape Healthy
Regular maintenance of your Ford Escape can minimize the risks of experiencing issues with the Auto Start Stop feature. Here are tips to keep in mind:
1. Regular Battery Checks
Schedule routine battery inspections and replacement every three to five years, or as recommended by your technician. A healthy battery is essential for the Canadian winter climate.
2. Brake System Maintenance
Conduct regular checks of your vehicle’s brake system, including the fluid levels, brake pads, and overall system condition.
3. Engine and Cooling System Upkeep
Follow your vehicle’s maintenance schedule regarding oil changes, cooling system checks, and thermostat inspections to ensure that the engine operates efficiently.
Conclusion
The Auto Start Stop feature in your 2018 Ford Escape is designed to enhance fuel efficiency and reduce environmental impact, but it can sometimes experience issues. By understanding the common causes of malfunction and following appropriate troubleshooting steps, you can identify the source of the problem and take steps to rectify it. Regular maintenance and timely checks can keep your vehicle running smoothly, ensuring that you can enjoy all the innovative features your Ford Escape has to offer. If necessary, consulting a professional can further help in restoring this valuable feature to its full potential.
What is the Auto Start-Stop feature in the 2018 Ford Escape?
The Auto Start-Stop feature in the 2018 Ford Escape is designed to improve fuel efficiency by automatically shutting off the engine when the vehicle is stopped, such as at traffic lights or in heavy traffic. Once the driver releases the brake pedal, the engine restarts seamlessly, allowing the vehicle to keep moving without the driver having to manually restart the engine.
This feature helps reduce emissions and saves fuel by preventing unnecessary idling. It is particularly beneficial in urban settings where stop-and-go traffic is common. In addition, the system is engineered to ensure that it operates smoothly and does not interfere with the vehicle’s normal functioning.
Why might the Auto Start-Stop feature not be working?
There can be several reasons why the Auto Start-Stop feature is not functioning in your 2018 Ford Escape. One common issue is that the battery performance may be low. The Auto Start-Stop system relies on the vehicle’s battery to function properly, and if the battery is weak or not fully charged, the feature may be disabled to preserve power for critical vehicle systems.
Another reason could be related to the vehicle’s environmental and operating conditions. For instance, if the engine or cabin temperature is not optimal or the air conditioning system is running at a high load, the Auto Start-Stop feature may deactivate to ensure passenger comfort and vehicle performance.
How can I check the battery health related to the Auto Start-Stop feature?
To check the battery health, a good starting point is to use a multimeter to measure the voltage. The battery should typically show a voltage of around 12.6 volts or higher when the vehicle is off and can drop when the vehicle is running. If the voltage is significantly lower, it might indicate that the battery is weak and may need to be tested or replaced.
Additionally, you can take your vehicle to a professional mechanic or an automotive store that offers battery testing services. They can perform a more thorough check, including load testing. If the battery is found to be faulty or weak, replacing it may resolve the issue with the Auto Start-Stop feature.
Are there any fuses related to the Auto Start-Stop feature that can cause issues?
Yes, there are fuses associated with various components of the Auto Start-Stop system. If one of these fuses is blown, it can disrupt the system’s operation and lead to the feature not working. Checking your vehicle’s fuse box for any damaged or blown fuses is a good troubleshooting step.
If you find a fuse related to the Auto Start-Stop feature that is blown, you should replace it with one of the same amperage. However, if the replacement fuse continues to blow, it may indicate a larger electrical issue that should be examined by a qualified technician.
Can driving habits affect the performance of the Auto Start-Stop feature?
Yes, driving habits can significantly impact the performance of the Auto Start-Stop feature. For example, frequent hard braking or accelerating can lead to the system being less effective at activating, as the vehicle may not come to a complete stop long enough for the system to engage. Smooth and gradual driving techniques can help the system activate more frequently.
Additionally, aggressive acceleration or excessive idling may prevent the system from restarting. If drivers consistently avoid smooth stops and starts, the Auto Start-Stop system may not function as intended. Adjusting driving habits can enhance the effectiveness of the feature for better fuel efficiency.
What should I do if the Auto Start-Stop feature has been disabled temporarily?
If the Auto Start-Stop feature has been disabled temporarily, the first step is to review the vehicle’s message center for any alerts that might indicate why the system is off. This can include alerts about battery performance, engine temperature, or other related issues. Often, these indications provide insight into what adjustments may be necessary.
Most of the time, if conditions improve (for example, if you drive the vehicle a short distance or allow the battery to charge), the feature may reactivate automatically. However, if the feature does not return to function after a reasonable period, a visit to a mechanic may be warranted to diagnose further any underlying problems.
Could a software update fix the Auto Start-Stop feature malfunction?
In some cases, a software update may resolve issues with the Auto Start-Stop feature. Automotive manufacturers, including Ford, routinely release updates to improve functionality and fix minor bugs in their vehicles’ software systems. These updates can address communication problems between different vehicle systems, thereby enhancing the performance of features like Auto Start-Stop.
To determine if your vehicle requires a software update, you can check with a Ford dealership or authorized service center. They can assess your vehicle’s current software version against the latest release and apply any necessary updates to restore functionality to the Auto Start-Stop feature.
Is there a way to permanently disable the Auto Start-Stop feature?
Yes, there is a way to disable the Auto Start-Stop feature on the 2018 Ford Escape if some drivers prefer not to use it. The vehicle is equipped with a driver-selectable button, often located on the center console, which allows you to deactivate the system. When you press this button, the system will turn off, and it will remain disabled until you choose to reactivate it.
However, it is important to note that disabling the system may lead to decreased fuel efficiency and increased emissions. If you decide to disable the Auto Start-Stop feature, be mindful of the potential impact on your vehicle’s overall performance and environmental footprint.