A Guide to Replacing Ignition Coils on Your 2007-2016 Jeep Compass
If your Compass is running rough, misfiring, or losing power, a bad ignition coil is a likely culprit.
- Ignition coil failure is a common, easy-to-diagnose problem on the 2007-2016 Compass, with engine misfires being the primary symptom.
- This is an excellent DIY repair for beginners; it requires basic tools and less than an hour.
- It is highly recommended to replace all four coils and spark plugs at the same time for long-term reliability.
- While budget brands are available, investing in a quality aftermarket brand like NGK, Delphi, Bosch, or an OEM Mopar coil is recommended to avoid premature failure.
Is Your Jeep Compass Stuttering? Signs of a Failing Ignition Coil
Ignition coil failure is a common issue on the 2.0L and 2.4L engines found in the 2007-2016 Jeep Compass. When a coil starts to go bad, the symptoms are usually obvious. You don't have to be a mechanic to notice something is wrong with how your Jeep is driving.
Look out for these common signs:
- Engine Misfires: This is the most common symptom. The engine may shake, shudder, or run erratically, especially when idling at a stoplight or during acceleration. This is often accompanied by a flashing check engine light. 🎬 Watch: See what a real Jeep Compass misfire looks like.
- Loss of Power: Your Compass might feel sluggish or slow to respond when you press the gas pedal. Merging onto the highway can become difficult.
- Check Engine Light: A failing coil will almost always trigger the check engine light. Common codes include P0300 (random misfire), or more specific codes like P0301, P0302, P0303, or P0304, which point to the exact cylinder that is misfiring. You may also see codes like P0351-P0354, which specifically indicate a problem in the ignition coil's primary circuit. 🎬 Watch: Learn what causes these specific misfire codes.
- Worse Gas Mileage: When your engine isn't burning fuel efficiently due to a weak spark, your fuel economy will suffer.
- Hard Starting: The engine may crank longer than usual before it starts, or it might not start at all.
Known Issues, Recalls, or TSBs
For the 2007-2016 model years, there are no widespread recalls or Technical Service Bulletins (TSBs) directly related to ignition coil failure on the Jeep Compass. While a TSB exists for replacing ignition coil boots on the next-generation 2017 model, this does not apply to the first-generation Compass. The ignition system on these vehicles is generally considered straightforward, with failures being a result of normal wear and tear over time and mileage.
Choosing the Right Aftermarket Ignition Coil
When shopping for a replacement, you'll find OEM Mopar parts and a wide range of aftermarket brands. For a critical part like an ignition coil, quality matters. A cheap, poorly made coil can fail quickly, leaving you with the same problem.
Pro Tip: Replace in Sets?
Ignition coils are wear items. If one has failed, the others have the same amount of age and use. While you can replace just the single failed coil to save money, it's often a good practice to replace all four at the same time, especially if your Compass has over 100,000 miles. This can prevent future misfires and save you from doing the same job again in a few months.
Here’s a breakdown of available brands to help you choose:
- Premium Brands (OEM-Equivalent or Better): Brands like NGK, Delphi, and Bosch are well-respected original equipment suppliers to many automakers. They are known for high-quality materials, robust engineering, and long-term reliability that meets or exceeds factory specifications. Mopar is the official OEM part and is a guaranteed fit and quality choice.
- Standard Quality Brands: Companies like Standard Ignition (SMP), Hitachi, and Walker Products offer a good balance of quality and price. They are established aftermarket manufacturers that produce reliable parts for daily driving.
- Economy Brands: Brands like DriveWire and Global Parts often come in at the lowest price point. While tempting, they may use less robust internal components, which can lead to a shorter service life. They can be a viable option for a budget repair, but be aware of the potential quality difference.
How Much Does It Cost to Replace Jeep Compass Ignition Coils?
Replacing the ignition coils on a 2007-2016 Compass is a relatively inexpensive repair, especially if you do it yourself. The job is easy and requires basic tools.
| Item | Estimated Cost |
|---|---|
| DIY Aftermarket Part (Single Coil) | $28 - $75 |
| DIY OEM Mopar Part (Single Coil) | $80 - $130 |
| Shop Labor Cost | $71 - $104 |
| Total Professional Repair (1 Coil) | $151 - $218 |
Common Ordering Mistake
The 2.0L and 2.4L engines in the 2007-2016 Jeep Compass use the same ignition coil. You don't need to worry about getting a different part for a different engine size within this generation. However, always confirm the fitment for your specific model year before purchasing.
Frequently Asked Questions
Is it hard to replace the ignition coils on a Jeep Compass?
No, this is considered a very easy DIY job. The coils are located directly on top of the engine under a plastic cover. The process involves popping off the engine cover, unplugging a connector, removing one T27 or T30 Torx bolt per coil, and pulling the old coil straight out. The entire job for all four coils can usually be done in under 30-45 minutes with basic hand tools.
🎬 See this step-by-step walkthrough for replacing your ignition coils.Should I replace my spark plugs at the same time?
Yes, it is highly recommended. You have to remove the ignition coils to access the spark plugs anyway. Since both are key to engine performance and have similar service lives, replacing them together makes perfect sense and ensures the best results. Old spark plugs can strain new ignition coils.
How do I know which coil is bad?
If you have an OBD-II scanner, the trouble code (e.g., P0302 for cylinder 2) will tell you which cylinder is misfiring. A simple diagnostic trick is to swap the suspected bad coil with a coil from a known good cylinder. Clear the codes and run the engine. If the misfire code "follows" the coil to the new cylinder, you've confirmed the coil is the faulty part.
What happens if I don't replace a bad ignition coil?
Driving with a bad coil can cause more expensive problems. The unburned fuel from the misfiring cylinder can get into the exhaust and damage your catalytic converter, which is a very costly repair. It also causes poor performance, bad fuel economy, and can leave you stranded if the engine stalls completely.
Helpful Videos
Technical Specifications
OEM Part Numbers: 4606824AC 4606824AB 68242286AB 68080580AB
Coil-on-plug design, 3-pin oval connector, single bolt mount. Fits both 2.0L and 2.4L 4-cylinder engines for this generation.
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The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Jeep Compass: