2016 Jeep Patriot Won't Start

Resolve Starting Issues with Your 2016 Jeep Patriot

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
38% chance it's the
Battery
0%
27% chance it's the
Alternator
0%
20% chance it's the
Starter
0%
15% chance it's
Something else
The most common reasons a 2016 Jeep Patriot won't start are a dead battery, an alternator problem, or failed starter.
  • Battery: A weak or failing battery can result in difficulty starting the engine and electrical system malfunctions.
  • Alternator: A failing alternator can result in insufficient electrical power, leading to battery drain and electrical system malfunctions.
  • Starter: A faulty starter motor or a weak battery can prevent the engine from cranking properly, leading to starting issues.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What are the initial diagnostic steps to take when a 2016 Jeep Patriot won't start?

When your 2016 Jeep Patriot won't start, it's crucial to follow a structured diagnostic approach to pinpoint the issue effectively. Start by checking the battery, as a low charge is often the primary reason for a no-start condition; ensure it has at least 12 volts, and if in doubt, have it tested at a local auto parts store. Next, inspect the starter circuit fuse located in the Power Distribution Center (PDC) to ensure it hasn't blown, as this can prevent the starter from receiving the necessary power. After that, examine the engine relay in the relay center to confirm its proper functioning, since a malfunctioning relay can disrupt the starting process. It's also important to verify that the essential components of air, fuel, and spark are present; check for any clogged filters or issues within the fuel system that could impede performance. Lastly, using an all-systems scanner can help you identify any diagnostic trouble codes that may shed light on the underlying problem. By systematically addressing these areas, you can effectively troubleshoot and resolve the starting issue with your Jeep Patriot.

What are the common problems that could cause a 2016 Jeep Patriot to not start?

When your 2016 Jeep Patriot refuses to start, it can be frustrating, but understanding the common problems can help you diagnose the issue effectively. One of the first things to check is the battery; a dead or weak battery is often the primary reason for starting failures, especially if the vehicle has been sitting idle or exposed to extreme weather. If the battery is in good condition, the next step is to inspect the starter motor, as a faulty starter can prevent the engine from turning over. Additionally, issues within the fuel system, such as a clogged fuel filter or a malfunctioning fuel pump, can hinder fuel delivery, making it impossible for the engine to start. Don't overlook the ignition switch, as a defect here can disrupt the starting process when you turn the key. Spark plugs also play a crucial role; worn or damaged plugs can lead to ignition problems. Furthermore, ensure that the alternator is functioning correctly, as it charges the battery and powers the electrical system. Lastly, consider the possibility of sensor malfunctions or security system interference, which can also prevent your Jeep from starting. By systematically checking these components, you can identify and resolve the issue, getting your Jeep back on the road.

How urgent is it to address the starting issue in a 2016 Jeep Patriot?

Addressing the starting issue in your 2016 Jeep Patriot is not just a matter of convenience; it is a critical safety concern that requires immediate attention. Ignoring the early signs of starting problems, such as difficulty turning the ignition or intermittent starting failures, can lead to more severe complications, including complete engine failure or electrical system malfunctions. These issues often stem from factors like relay box corrosion, which can worsen over time if left unchecked. By prioritizing regular maintenance checks and promptly addressing any starting issues, you can prevent the inconvenience of being stranded and ensure the reliability of your vehicle. Delaying repairs not only increases the risk of safety hazards but can also lead to costly repairs down the line, making it essential to act swiftly to maintain the performance and safety of your Jeep Patriot.

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