2019 BMW I8 Won't Start

Troubleshooting Common Issues That Prevent Your 2019 BMW i8 from Starting and How to Resolve Them

Find Repair Location
Reviewed by
Bo Fader
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 2019 BMW i8 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 2019 BMW i8 won't start?

When your 2019 BMW i8 won't start, it's essential to approach the problem methodically to identify the root cause. Begin by checking the battery, as a weak or dead battery is a common culprit; ensure it is fully charged and that the connections are secure. Next, inspect the key fob to confirm it is functioning properly, as a malfunctioning fob can prevent the vehicle from recognizing the key. It's also crucial to verify that the gear is in the correct position, typically Park or Neutral, since many vehicles have safety features that inhibit starting if the gear is not set correctly. Additionally, check the fuel level to ensure there is enough gas in the tank, as running out of fuel can obviously lead to starting issues. If these initial checks do not resolve the problem, consider using a diagnostic tool to scan for error codes, which can provide insights into any underlying issues. Furthermore, inspect the fuses related to the starting system, as a blown fuse can disrupt the starting process. Lastly, pay attention to any warning lights on the dashboard, as they can indicate specific problems that may be affecting the vehicle's ability to start. By following these steps, you can effectively troubleshoot the starting issue and determine the necessary actions to take.

What are the common problems that could cause a 2019 BMW i8 to not start?

When your 2019 BMW i8 refuses to start, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the first areas to check is the battery; a weak or dead battery is often the culprit, so ensure it is fully charged and in good condition. Next, examine the fuel system, as a clogged fuel filter or malfunctioning fuel pump can prevent fuel from reaching the engine. The ignition system is another critical component; inspect the ignition switch, spark plugs, and ignition coil for any signs of wear or failure. Additionally, the starter motor should be assessed, as a malfunction here can stop the engine from cranking altogether. Don't overlook the security system, as issues with the immobilizer or key fob can also hinder starting. Lastly, consider the engine control module (ECM) and other electronic components, as faults in these systems can lead to starting difficulties. By systematically checking these areas, you can identify the issue and determine whether a DIY fix is possible or if professional assistance is needed.

How urgent is it to diagnose and repair the starting issue in a 2019 BMW i8 that won't start?

When faced with a starting issue in a 2019 BMW i8, the urgency to diagnose and repair the problem cannot be overstated. A vehicle that fails to start poses significant safety concerns, especially if it occurs unexpectedly in a hazardous location. Promptly addressing the issue not only ensures the safety of the driver and passengers but also prevents the risk of being stranded. Moreover, neglecting a starting problem can lead to further damage to critical components, resulting in more extensive and costly repairs down the line. The convenience of having a reliable vehicle is paramount, and resolving starting issues quickly restores normalcy to your daily routine. Additionally, if the problem is related to the battery, delaying repairs can lead to complete battery failure, leaving the vehicle inoperable. Therefore, it is advisable to seek professional assistance to accurately diagnose the issue and implement timely repairs, ensuring the overall health and performance of your BMW i8.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.

Why Your 2019 BMW i8 Won't Start: Common Issues & Solutions