2016 Kia Soul EV Won't Start

Common Causes for Your 2016 Kia Soul EV Not Starting and How to Resolve Them

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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 2016 Kia Soul EV 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 for a 2016 Kia Soul EV that won't start?

When faced with a 2016 Kia Soul EV that won't start, it's essential to adopt a systematic diagnostic approach to identify the underlying issue effectively. Begin by checking the battery, as a low voltage reading below 12 volts can prevent the vehicle from starting. If the battery is weak, charging it may resolve the problem. Next, inspect the battery terminals for any signs of corrosion or looseness, as these can disrupt the electrical connection. If the key fob has been recently used, verify its functionality by ensuring the battery is not dead, as a malfunctioning fob can sometimes contribute to starting issues. Additionally, test the vehicle's electrical system by turning on the headlights; dim or non-functioning lights may indicate a deeper electrical problem. If the battery and terminals check out, proceed to examine the starter relay, which can be easily swapped with another relay to test its functionality. For Kia Soul EV models, be aware of the giant fuse, which may require professional assistance due to its complexity. Lastly, keep an eye out for any dashboard warning lights that could signal other issues, ensuring a comprehensive assessment of the vehicle's condition. By following these initial diagnostic steps, you can effectively narrow down the potential causes of the starting problem and determine the appropriate next steps for repair.

What are the common problems that could cause a 2016 Kia Soul EV to not start?

When facing starting issues with a 2016 Kia Soul EV, it's essential to consider several common problems that could be at play. One of the primary culprits is battery issues; the high-voltage battery may lose its ability to hold a charge over time, particularly in extreme weather conditions. Additionally, electrical system malfunctions, such as faulty wiring or corroded connections, can disrupt the flow of power necessary for starting the vehicle. While the Kia Soul EV does not utilize a traditional alternator, problems with the charging system or the high-voltage battery pack assembly can still hinder performance. Furthermore, issues with the ignition system, including the brake pedal switch, can prevent the vehicle from starting, as these safety interlocks must be engaged. The Electronic Control Module (ECM) also plays a critical role; any software glitches or malfunctions can lead to erratic behavior or starting failures. Lastly, don't overlook the importance of the brake system; if the vehicle detects a brake error, it may refuse to start until the issue is resolved. Regular inspections and maintenance can help mitigate these problems, but understanding these common issues can empower DIY enthusiasts to troubleshoot effectively.

How urgent is it to address the starting issue in a 2016 Kia Soul EV?

Addressing the starting issue in a 2016 Kia Soul EV is of utmost urgency due to the significant safety risks and potential for further damage. A vehicle that fails to start can leave you stranded, particularly in unsafe or unfamiliar environments, posing a serious safety concern. Moreover, neglecting these starting problems can lead to more severe complications, such as damage to the starter motor or other electrical components, which can escalate repair costs and complexity. Electrical issues, often at the root of starting problems, can affect critical systems within the vehicle, making it essential to diagnose and resolve these issues promptly. Additionally, if the 12-volt battery is dead, it can prevent the vehicle from starting even if the main EV battery is fully charged, rendering the car unusable for daily activities. Warning signs like clicking sounds or dashboard alerts should not be ignored, as they indicate that immediate attention is required to avoid more serious consequences. Therefore, it is crucial to prioritize the diagnosis and repair of starting issues to ensure the vehicle's reliability and safety.

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