2017 Tesla S Won't Start

Troubleshooting Common Issues That Prevent Your 2017 Tesla S from Starting and How to Resolve Them

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Reviewed by
Aisha
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 Tesla S 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 Tesla S won't start?

When your 2017 Tesla Model S won't start, begin by checking the simplest potential issues. Start with the key fob; a depleted battery can prevent the car from recognizing the fob, so replacing it is a quick first step. Next, ensure that the key fob is within close range of the vehicle and properly paired, as connectivity issues can also hinder the starting process. If the fob is functioning, check the car's battery level on the dashboard display; a low battery may require charging. If the vehicle is plugged in, inspect the charging cable to confirm it is securely connected and supplying power. If these steps do not resolve the issue, try rebooting the car's system by pressing and holding both scroll buttons on the steering wheel until the touchscreen resets. If the car still won't start after these diagnostics, it may be time to reach out to Tesla support for further assistance. By following this methodical approach, you can effectively troubleshoot and potentially resolve the starting issue with your Tesla Model S.

What are the common problems that could cause a 2017 Tesla S to not start?

When troubleshooting a 2017 Tesla Model S that won't start, it's crucial to consider several common problems that could be at play. One of the primary culprits is battery issues, which can stem from a dead or low battery, potentially due to a malfunctioning battery management system. Additionally, if the vehicle hasn't been charged properly or if there are faults within the charging system, this can prevent the car from starting. Another factor to investigate is the key fob; a dead battery or malfunctioning key fob can hinder the starting process. Software glitches are also a possibility, as they can disrupt the vehicle's operational systems. Lastly, faulty components such as the motor or inverter may lead to starting difficulties. By systematically examining these areas, you can accurately diagnose the issue and take the necessary steps to get your Tesla Model S back on the road.

How urgent is it to address the starting issue in a 2017 Tesla S that won't start?

When your 2017 Tesla Model S won't start, the urgency to address the issue cannot be overstated. Delaying action can lead to a range of complications, starting with battery concerns. A drained battery not only makes it difficult to jump-start the vehicle but may also necessitate a costly replacement. Additionally, software or firmware glitches can exacerbate starting problems, and postponing updates could result in more severe software malfunctions down the line. Ignoring the initial symptoms may also lead to further component failures within the electrical system, increasing repair costs and complexity. Moreover, some starting issues could signal critical safety concerns, making it essential to ensure the safety of both the driver and passengers. Therefore, promptly diagnosing and resolving the starting issue is crucial to prevent further damage, ensure safety, and maintain the vehicle's performance.

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