2019 Subaru Outback Won't Start

Resolve Starting Issues with Your 2019 Subaru Outback

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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 Subaru Outback 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 Subaru Outback won't start?

When your 2019 Subaru Outback won't start, it's essential to adopt a systematic diagnostic approach 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. Next, ensure that there is sufficient fuel in the tank, as running out of gas can easily be overlooked. If both the battery and fuel levels are adequate, proceed to inspect the ignition switch, as a malfunction here can prevent the engine from starting. Pay attention to the starter motor as well; listen for any clicking sounds when turning the key, which may indicate a problem. Additionally, assess the fuel system for issues like a clogged fuel filter or a faulty fuel pump, as these can hinder fuel delivery to the engine. Don't forget to check the condition of the spark plugs, as worn or damaged plugs can also lead to starting difficulties. Finally, using an OBD-II scanner to check for error codes can provide valuable insights into any underlying issues. By following these steps in order, you can effectively narrow down the potential causes and take the necessary actions to get your Subaru back on the road.

What are the common problems that could cause a 2019 Subaru Outback to not start?

When your 2019 Subaru Outback refuses to start, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the first things to check is the battery; a dead or weak battery is often the culprit, especially if the vehicle has been exposed to extreme temperatures or if lights were left on. If the battery is functioning well, the next step is to inspect the starter motor, as a faulty starter can prevent the engine from cranking. 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 malfunction here can disrupt the starting process when the key is turned. Worn-out spark plugs and faulty ignition coils can also lead to ignition problems, making it difficult for the engine to fire up. Lastly, ensure that the fuel pump relay is working correctly, as a failure in this component can stop the fuel pump from supplying necessary fuel to the engine. By systematically checking these areas, you can identify and resolve the starting issues with your Subaru Outback, empowering you to tackle the problem head-on.

How urgent is it to address the starting issue in a 2019 Subaru Outback?

When dealing with starting issues in a 2019 Subaru Outback, it is essential to recognize the urgency of the situation. If your vehicle fails to start, this could indicate a serious problem that requires immediate attention. Ignoring such symptoms not only risks leaving you stranded but can also lead to more extensive damage, potentially resulting in costly repairs. Safety is another critical factor; starting issues may stem from battery or electrical system failures, which could compromise the safety of both the driver and passengers. By addressing these problems promptly, you can mitigate risks and ensure a reliable driving experience. Moreover, resolving starting issues quickly can provide peace of mind, allowing you to trust that your vehicle is in good working order. Therefore, if you notice any starting difficulties, it is advisable to investigate the cause without delay to maintain the safety and reliability of your Subaru Outback.

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