2017 BMW M2 Won't Start

Troubleshooting Common Issues That Prevent Your 2017 BMW M2 from Starting and How to Resolve Them

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Reviewed by
Devin Cabugcal
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 2017 BMW M2 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 2017 BMW M2 won't start?

When your 2017 BMW M2 refuses to start, it's essential to approach the problem methodically to identify the root cause. Begin by checking the battery, as a dead or low battery is a common culprit; using a multimeter can help you determine its voltage, or you might try jump-starting the vehicle. Next, ensure that there is sufficient fuel in the tank, as running out of gas can easily lead to starting issues. If the battery and fuel levels are adequate, inspect the key fob to confirm it is functioning correctly, as a malfunctioning fob can prevent the car from recognizing the key. Listen for any unusual sounds, such as clicking or grinding, when attempting to start the engine, as these noises may indicate a problem with the starter motor. Utilizing an OBD-II scanner can also be beneficial, as it allows you to check for error codes that may highlight specific issues within the vehicle. Additionally, examine the ignition system components, including spark plugs and ignition coils, for any signs of wear or damage. Finally, take a moment to inspect the engine bay for any visible damage, loose connections, or leaks that could be impacting the starting process. By following these diagnostic steps, you can effectively narrow down the potential causes of your BMW M2's starting issues and take the necessary actions to resolve them.

What are the common problems that could cause a 2017 BMW M2 to not start?

When your 2017 BMW M2 refuses to start, it can be frustrating, but understanding the common issues can help you diagnose the problem. One of the first things to check is the battery; a weak or dead battery is often the culprit, so ensure it is charged and in good condition. Next, consider the fuel system; a clogged fuel filter or a malfunctioning fuel pump can hinder fuel delivery, preventing the engine from starting. The ignition system is another critical area; faulty spark plugs or ignition coils can disrupt the spark needed for combustion. Additionally, the starter motor should be inspected, as a failure here can stop the engine from cranking altogether. Don't overlook the Engine Control Unit (ECU), which manages various vehicle functions and can cause starting issues if it malfunctions. Lastly, issues with the security system, such as a faulty immobilizer or key fob, can also prevent your M2 from starting. By systematically checking these components, you can identify the root cause of the starting problem and take the necessary steps to resolve it.

What urgent steps should be taken to diagnose and resolve the starting issue in a 2017 BMW M2 that won't start?

When your 2017 BMW M2 refuses to start, it’s crucial to act swiftly to diagnose and resolve the issue, as delays can exacerbate the problem and lead to costly repairs. Start by checking the battery, as a dead or weak battery is often the primary culprit behind starting failures. If the battery is functioning, turn your attention to the fuel system; ensure there’s enough fuel in the tank and inspect for any clogs that could impede fuel flow. Next, examine the ignition system, focusing on spark plugs and ignition coils, as faulty components here can prevent the engine from firing. Utilizing a diagnostic tool to scan for error codes can provide insights into any underlying issues that may not be immediately apparent. Additionally, inspect the starter motor to confirm it’s engaging properly, as a malfunction here can halt the starting process altogether. Lastly, ensure the alternator is effectively charging the battery; a failing alternator can lead to a drained battery, compounding your starting issues. By addressing these areas promptly, you can mitigate safety risks and avoid further damage to your vehicle, ensuring a smoother path to getting your BMW M2 back on the road.

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2017 BMW M2 Starting Issues: Common Causes & Fixes