2020 Mitsubishi Outlander PHEV Won't Start

Resolve Starting Issues with Your 2020 Mitsubishi Outlander PHEV

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Reviewed by
Andrew Hajjar
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 2020 Mitsubishi Outlander PHEV 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 steps should I take to diagnose the starting issue in my 2020 Mitsubishi Outlander PHEV?

When diagnosing the starting issue in your 2020 Mitsubishi Outlander PHEV, it's essential to adopt a systematic approach that begins with the simplest solutions before progressing to more complex diagnostics. Start by checking the battery, as a weak or dead battery is a common culprit for starting problems. Ensure the battery terminals are clean and securely connected, as corrosion or loose connections can hinder power delivery. If the battery is functioning well, proceed to test the starter motor, since a faulty starter can also prevent the engine from starting. Next, verify that there is sufficient fuel in the tank, as low fuel levels can lead to starting difficulties. Utilizing a diagnostic tool to scan for error codes can provide insights into any underlying issues within the vehicle's computer system. Additionally, inspect the ignition system components, including spark plugs and ignition coils, as these can significantly impact starting performance. Finally, check for any electrical issues, such as damaged fuses or wiring, which may also contribute to the problem. By following this structured diagnostic approach, you can effectively identify and address the root cause of the starting issue in your Outlander PHEV.

What are the common problems that could cause a 2020 Mitsubishi Outlander PHEV to not start?

When your 2020 Mitsubishi Outlander PHEV refuses to start, several common problems may be at play. One of the first areas to check is the battery, as a dead or weak battery is often the culprit behind starting issues. If the battery seems fine, consider inspecting the fuel system; low fuel levels or a malfunctioning fuel pump can prevent the engine from receiving the necessary fuel to start. Additionally, the ignition system should be examined, as a faulty ignition switch or worn spark plugs can disrupt the starting process. Another potential issue is the starter motor itself; if it’s not functioning correctly, the engine may not turn over. Lastly, don’t overlook the electrical system, as blown fuses or wiring problems can also hinder the starting process. By systematically checking these components, DIYers can identify and address the root cause of the starting issue, ensuring their Outlander PHEV is back on the road in no time.

How urgent is it to address the starting issue in a 2020 Mitsubishi Outlander PHEV?

When dealing with a starting issue in a 2020 Mitsubishi Outlander PHEV, the urgency of the situation cannot be overstated. If the vehicle exhibits symptoms such as difficulty starting or stalling while in motion, immediate attention is necessary to ensure the safety of everyone on board. Beyond safety concerns, a malfunctioning start can significantly affect the vehicle's performance, leading to decreased fuel efficiency and overall drivability. Moreover, neglecting these symptoms can result in more severe damage, potentially escalating repair costs and leaving you with a vehicle that may not start at all. To avoid the inconvenience of being stranded and incurring towing expenses, it is advisable to address any starting issues as soon as they arise. Prioritizing these repairs not only safeguards your safety but also helps maintain the optimal functionality of your Outlander PHEV.

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