The 2014 Jeep Grand Cherokee is a rugged yet sophisticated SUV loved by many for its powerful performance, luxurious interior, and innovative features. One of the standout features that enhance convenience is the remote start system. However, like any technology, it may occasionally encounter issues, leaving owners frustrated and searching for solutions. In this article, we will explore the reasons why a 2014 Jeep Grand Cherokee remote start may not be functioning correctly and guide you through troubleshooting steps, potential fixes, and preventive measures.
Understanding the Remote Start Feature
Remote start systems allow you to start your vehicle from a distance, making it possible to warm up or cool down the interior before you even get in. This is particularly useful in extreme weather conditions. For the 2014 Jeep Grand Cherokee, this feature is typically accessible via the key fob, and it can be a game-changer for daily commutes. However, when it doesn’t work, it’s essential to understand the components at play.
How the Remote Start System Works
The remote start feature relies on a combination of components, including:
- The key fob or remote control.
- The vehicle’s onboard computer.
- The ignition system.
When you press the remote start button on the key fob, a signal is sent to the vehicle’s computer, which confirms it’s safe to start the engine based on a series of conditions.
Common Reasons for Remote Start Malfunction
When the remote start feature fails to work, various factors might be at play. Here are the most common culprits:
1. Inspection of the Key Fob
The first place to start when troubleshooting a non-working remote start is the key fob itself. Issues with the key fob can include:
- Dead or weak battery: A weak battery may still operate the lock and unlock functions but may not have enough power for the remote start.
- Physical damage: Cracks or water damage can compromise the internal circuitry of the key fob.
Solution: Replace the battery in the key fob or consider getting a new one from a dealership if it’s severely damaged.
2. Vehicle Security Features
The Jeep Grand Cherokee is equipped with multiple security measures that can inadvertently inhibit the remote start feature:
- Doors not closed securely: If any doors, the hood, or the trunk are slightly ajar, the remote start system fails to engage.
- Alarm system malfunction: If the vehicle thinks it is being tampered with, it will block the remote start operation.
Solution: Ensure all doors are closed properly. If you suspect a malfunction in the alarm system, it’s best to consult a professional.
3. Electrical Issues
Electrical problems are a common reason for a non-functioning remote start:
- Blown fuses: The remote start system relies on a specific fuse that may blow from time to time.
- Damaged wiring: Wear and tear can lead to fraying or complete damage.
Solution: Open the fuse box (usually located under the dashboard or hood) and inspect the fuse associated with the remote start. Consult your owner’s manual for specific fuse locations. If wiring appears damaged, a professional inspection is necessary.
4. Vehicle Settings and System Updates
Sometimes, simple issues with vehicle settings can cause the remote start to stop working:
- Settings reset: After a battery change or service, vehicle settings may reset, including remote start functions.
- Software updates: An outdated system may lead to compatibility issues with the remote start feature.
Solution: Check your settings through the onboard computer interface and refer to the owner’s manual for correct setup. In some cases, a dealership reset may be needed.
5. Environmental Factors
Understanding that environmental elements may play a role in remote start functionality is crucial. Extreme weather patterns can affect the system, including:
- Interference from other electronic devices: Devices like a garage door opener or nearby radio towers may disrupt the signal.
- Low temperatures: Extreme cold conditions can affect the key fob’s battery and the vehicle’s machinery.
Solution: If you notice that the remote start works inconsistently based on your location or weather, you might want to try it in a different environment or replace the key fob battery more frequently in extreme cold.
Troubleshooting Steps
To effectively resolve issues with your Jeep Grand Cherokee’s remote start system, follow these troubleshooting steps:
Step 1: Reboot the Key Fob
Sometimes, the key fob needs a quick reset. Remove the battery, wait a few seconds, and put it back in. This can refresh the internal system and resolve minor glitches.
Step 2: Check for Trouble Codes
Using an OBD-II scanner, check for any trouble codes that may indicate why the system isn’t functioning. This is an effective method for identifying deeper electrical or software issues.
Step 3: Inspect Fuses and Wiring
As previously mentioned, inspect relevant fuses and wiring. Replace any blown fuses and repair or replace damaged wiring.
Step 4: Consult the Owner’s Manual
Refer to the owner’s manual for specific instructions regarding the remote start functionality, including troubleshooting steps and reset protocols.
Step 5: Visit a Professional Mechanic
If the remote start feature is still not functioning despite all troubleshooting steps, it is advisable to take the vehicle to an authorized Jeep dealership or certified mechanic for a thorough inspection.
Preventive Measures
To minimize the risk of your remote start feature malfunctioning in the future, consider adopting these preventive measures:
Regular Maintenance
Just like any other part of your vehicle, maintaining the remote start system is crucial. Have your vehicle regularly serviced, focusing on electrical systems.
Key Fob Care
Protect your key fob from physical damage. Use a key fob cover and avoid exposing it to extreme temperatures and water.
Conclusion
Experiencing issues with the remote start feature on your 2014 Jeep Grand Cherokee can indeed be frustrating, but understanding the potential causes and solutions can alleviate much of that stress. From inspecting the key fob to addressing electrical issues and checking vehicle settings, there are various steps you can take before heading to a professional for help. Regular maintenance and proper care can enhance the longevity and functionality of your remote start system, ensuring it remains a convenient feature for years to come. Drive confidently knowing you are equipped with the knowledge to troubleshoot and resolve remote start issues effectively.
What are the common reasons for a 2014 Jeep Grand Cherokee remote start not functioning?
The most frequent causes for a remote start malfunction include a dead key fob battery, issues with the vehicle’s battery, and problems with the starting system. The key fob battery can wear down over time, leading to a lack of communication with the vehicle. Similarly, if the car battery is weak or has low voltage, it may not send enough power to initiate the remote starting process.
Other issues might involve the vehicle’s safety systems, such as the hood or doors not being securely closed or the vehicle being in gear. Also, if there are any fault codes present in the vehicle’s computer system, it may prevent remote start functionality as a safety precaution. Always performing basic checks on these aspects can save time in diagnosing the issue.
How can I check if my key fob battery is dead?
To determine if your key fob battery is dead, you can try using the key fob to unlock the doors or activate other functions, such as the panic button or the trunk release. If these functions are unresponsive or sluggish, it may indicate that the battery is low. Another method is to bring the key fob close to the vehicle to see if it engages. If it doesn’t work, replacing the battery is a good next step.
Additionally, some vehicles allow a manual start using the physical key insert or by entering a sequence on the fob. If these features are still functional, it’s likely that the operation of the key fob is impaired due to a low battery. Changing the battery of the key fob is a simple and cost-effective solution that often resolves the issue.
Can I troubleshoot remote start issues myself?
Yes, you can troubleshoot some remote start issues on your own by following a few basic steps. Start by checking the key fob battery, as mentioned earlier. Next, examine the vehicle battery and ensure it’s charged and connected properly. You can also inspect the key fob and battery terminals to clear any corrosion that may inhibit proper connections.
If those checks do not lead to a resolution, ensure that all doors and the hood of the vehicle are securely closed, as the remote start feature will not function if any safety sensors are triggered. Consulting the owner’s manual for specific troubleshooting steps and error codes can also be beneficial, as it often provides insights into resolving common issues.
What should I do if the remote start is not working after troubleshooting?
If your troubleshooting efforts do not yield results, it may be time to consult a professional mechanic or dealership for further diagnosis. There may be more intricate issues at play, such as electronic system failures, wiring problems, or issues with the vehicle’s computer that could prevent the remote start feature from functioning correctly.
It’s also a good idea to run a diagnostic test, as many diagnostic tools can pinpoint the exact fault in the vehicle’s electronics. A qualified technician can access the vehicle’s onboard diagnostics system to find error codes that can provide insights into the problem, allowing for appropriate repairs.
Are there any settings that might prevent remote start from working?
Yes, certain settings in your Jeep Grand Cherokee may inhibit remote start functionality. Check if the vehicle is in ‘Valet Mode.’ This setting can disable remote start and other security features for convenience when handing over your vehicle. If your remote start was previously working and suddenly stopped, it’s worth checking if the vehicle was inadvertently set to this mode.
Also, ensure that the gear shift is properly in ‘Park’ when trying to activate remote start. If the vehicle’s settings are improperly configured, or if there’s a software update pending, this may affect the performance of the remote start system. Confirming all settings and configurations can be a critical step in troubleshooting.
Can I reset the remote start system myself?
While there is no universal reset procedure for all remote start systems, many systems can be reset by disconnecting and reconnecting the vehicle battery. This process can help clear temporary faults or glitches in the system. However, it’s essential to give this a try only if you are comfortable working with your vehicle’s battery and electronics.
Another method is to refer to the owner’s manual for specific instructions on resetting the remote start system, as dealerships often provide local contact options for help. If you find that the reset doesn’t work, seeking assistance from a professional is advisable to avoid potential damage to the vehicle’s electronic systems.
What can cause the remote start feature to work intermittently?
Intermittent remote start issues can generally be attributed to low battery levels in the key fob or car, electrical interference, or faulty sensor systems in the vehicle. If the vehicle’s battery often dips below a healthy charge or if the key fob battery is inconsistent, it could lead to sporadic operation of the remote start function.
Moreover, environmental factors can also play a role, such as extreme weather conditions interfering with the signal from the key fob or obstructions between the fob and the vehicle. If the problem persists despite checking the batteries and the vehicle’s state, it might be best to consult with a mechanic to inspect the system for wiring issues or malfunctioning components.
Is there a possibility that the remote start system might need to be reprogrammed?
Yes, in some cases, the remote start system may require reprogramming, especially if there has been recent work done on the vehicle’s electronic systems, such as a battery replacement or software update. In such scenarios, the connection between the key fob and the vehicle may not be perfectly synced, resulting in remote start failures.
Reprogramming often involves using diagnostic equipment and may need the assistance of a certified dealership or technician. If you suspect that your system requires reprogramming, it’s best to have a trained professional handle it to ensure that all functions work smoothly afterward.