Changing spark plugs on a 2017 Jeep Renegade is easier than you think. With the right tools, you can do it yourself in no time.
Taking care of your Jeep Renegade is important. Spark plugs are small, but they play a big role in your engine’s performance. Over time, they wear out and need replacing. Doing this on your own can save you money and improve your vehicle’s efficiency.
In this guide, we will walk you through the steps to change the spark plugs on your 2017 Jeep Renegade. By following these simple instructions, you will ensure your engine runs smoothly and maintains its power. Let’s get started and give your Jeep the care it deserves.
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Preparation
Changing spark plugs on your 2017 Jeep Renegade might seem like a daunting task, but with a bit of preparation, it can be a straightforward process. Before diving in, it’s essential to gather all the necessary tools and have a clear understanding of the steps involved. In this section, we will cover the critical aspects of preparation, including safety precautions and locating the spark plugs.
Safety Precautions
Safety should always be your top priority when working on your vehicle. Here’s a quick checklist to ensure you stay safe:
- Turn off the engine: Make sure the engine is completely off and has cooled down to avoid burns.
- Disconnect the battery: Disconnecting the battery helps prevent accidental electrical shocks.
- Wear protective gear: Use gloves and safety glasses to protect your hands and eyes from debris and chemicals.
- Work in a well-ventilated area: Ensure the workspace is well-ventilated to avoid inhaling harmful fumes.
- Keep tools organized: An organized workspace prevents accidents and makes the job easier.
Locating Spark Plugs
Finding the spark plugs on your 2017 Jeep Renegade is the next step. Here’s how you can locate them:
- Open the hood: Release the hood latch from inside the car and open the hood. Secure it with the hood prop rod.
- Locate the engine cover: The engine cover is a plastic piece on top of the engine. Gently remove it by pulling it up.
- Identify the spark plug wires or ignition coils: The spark plugs are usually located under the ignition coils or spark plug wires. They are typically found on the top or sides of the engine.
- Remove ignition coils or spark plug wires: Carefully unplug the ignition coils or spark plug wires to access the spark plugs beneath them. Remember to label them if needed, to avoid confusion during reassembly.
Now that you know where to find the spark plugs and how to prepare safely, you’re ready to dive into the actual replacement process. Stay tuned for the next section, where we’ll guide you through the step-by-step process of changing your spark plugs.
Removing Old Spark Plugs
Changing the spark plugs on your 2017 Jeep Renegade can improve performance. The first step is removing the old spark plugs. This process requires careful attention. Follow these steps to ensure a smooth operation.
Disconnect Battery
Before you start, disconnect the battery. This prevents any electrical accidents. Use a wrench to loosen the negative terminal. Remove the cable and set it aside. Now you can work safely.
Remove Engine Cover
Next, remove the engine cover. This cover protects the engine. Use a screwdriver to remove the screws. Lift the cover and place it somewhere safe. Now you have access to the engine.
Detach Ignition Coils
The ignition coils are above the spark plugs. Disconnect the electrical connectors first. Use a socket wrench to remove the bolts holding the coils. Gently pull out the coils. Now the spark plugs are exposed and ready to be removed.
Installing New Spark Plugs
After removing the old spark plugs, it’s time to install the new ones. Follow these steps to ensure a smooth installation process. Properly installing new spark plugs can help your 2017 Jeep Renegade run efficiently.
Check Spark Plug Gap
First, check the gap on each new spark plug. Use a gap tool to measure the gap. Adjust the gap if necessary to match the manufacturer’s specifications. This step is crucial for proper engine performance.
Insert New Spark Plugs
Carefully insert the new spark plugs into the spark plug holes. Hand-tighten them to avoid cross-threading. Then, use a torque wrench to tighten each spark plug to the specified torque. Over-tightening can damage the threads, so be gentle.
Reattach Ignition Coils
Once the new spark plugs are in place, reattach the ignition coils. Align the coils with the spark plug holes and press them down firmly. Secure each coil with its bolt. Finally, reconnect the electrical connectors to the ignition coils. Ensure all connections are tight and secure.

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Final Steps
So, you’ve changed the spark plugs on your 2017 Jeep Renegade. Great job! But don’t close the hood just yet. There are a few more steps to ensure everything is back in place and your Jeep runs smoothly. Here’s a simple guide to finish the job.
Reinstall Engine Cover
First up, you need to put the engine cover back on. It might sound like a small detail, but it’s important. The engine cover protects your engine from dirt and debris. Plus, it gives your engine that neat, tidy look. Here’s how you do it:
- Gently place the engine cover over the engine.
- Align the cover with the mounting points. You might need to wiggle it a bit to get it just right.
- Once it’s aligned, press down firmly. You should hear a click as it snaps into place.
And that’s it! The engine cover is back where it belongs.
Reconnect Battery
Next, you need to reconnect the battery. This step is crucial. Without reconnecting the battery, your Jeep won’t start. Here’s a quick guide:
- Locate the battery. It’s usually at the front of the engine bay, on the driver’s side.
- Take the positive cable (the red one) and connect it to the positive terminal of the battery. Make sure it’s tight.
- Do the same with the negative cable (the black one). Connect it to the negative terminal.
- Double-check both connections to ensure they are secure.
Voilà! Your battery is reconnected. Now, you can start your Jeep and enjoy the smooth ride.
Changing spark plugs might seem daunting at first, but with these steps, you can do it with ease. Remember, it’s all about taking your time and following each step carefully. Happy driving!
Testing
After you’ve successfully replaced the spark plugs on your 2017 Jeep Renegade, it’s time to test your work. This is a crucial step to ensure everything is functioning as it should. Testing will help you identify any issues and give you the confidence that your vehicle is ready to hit the road. Let’s dive into the process.
Start The Engine
First things first, you need to start the engine. Here’s how you can do it:
- Get inside your Jeep and sit comfortably in the driver’s seat.
- Insert the key into the ignition and turn it to the ‘on’ position.
- Wait for a few seconds for the dashboard lights to settle.
- Turn the key further to start the engine.
Did the engine start smoothly? If yes, that’s a good sign. If it struggled or didn’t start, there might be an issue with the spark plugs or the installation process.
Check For Issues
Now that the engine is running, it’s time to check for any issues. Pay close attention to these signs:
- Engine Misfire: If you hear a popping sound or the engine runs roughly, it might be misfiring.
- Check Engine Light: If this light comes on, there could be a problem with the spark plugs.
- Unusual Noises: Listen for any strange sounds like knocking or pinging.
Additionally, take a short drive around the block. Feel how the Jeep responds. Is it smooth or jerky? If you notice any of these issues, it’s best to recheck the spark plugs. Ensure they are tight and properly connected.
Remember, testing is not just about the engine running; it’s about making sure it runs well. If you’ve followed all the steps and everything seems good, pat yourself on the back! You’ve successfully changed the spark plugs on your 2017 Jeep Renegade.
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Maintenance Tips
Regular maintenance keeps your 2017 Jeep Renegade running smoothly. One key task is changing the spark plugs. Well-maintained spark plugs ensure efficient engine performance and prevent costly repairs.
When To Replace Spark Plugs
Replace your Jeep Renegade’s spark plugs every 30,000 miles. This interval ensures optimal engine performance. Check your vehicle’s manual for specific guidelines.
Signs Of Faulty Spark Plugs
Watch for signs that your spark plugs need replacing. Difficulty starting the engine is a common indicator. Reduced fuel efficiency also points to spark plug issues. Misfiring or rough idling suggests faulty plugs. Finally, if you notice sluggish acceleration, check the spark plugs.
Conclusion
Changing spark plugs on a 2017 Jeep Renegade is simple and rewarding. Follow these easy steps to ensure your vehicle runs smoothly. Regular maintenance saves money and prevents bigger issues. Take your time and check each step carefully. You’ll gain confidence with every successful spark plug change.
Your Jeep will thank you with better performance. Always keep your tools handy and work in a safe environment. Happy driving and enjoy your well-maintained Jeep Renegade!