2018 Dodge Charger Won't Start

Resolve Starting Issues for Your 2018 Dodge Charger

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Reviewed by
Devin Cabugcal
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 2018 Dodge Charger 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 2018 Dodge Charger won't start?

When your 2018 Dodge Charger refuses to start, the first step is to check the battery, as a dead or weak battery is a common culprit. If the battery appears to be the issue, you can attempt a jump-start or measure the voltage with a multimeter. Next, inspect the starter motor; if you hear a clicking sound when turning the key, this may indicate a malfunctioning starter. It's also essential to verify that there is enough fuel in the tank, as an empty tank can easily be overlooked. Following this, examine the ignition system, including the spark plugs and ignition coil, to ensure they are functioning correctly. Utilizing an OBD-II scanner can help you identify any error codes that may point to specific problems. Lastly, inspect the fuel system for blockages or failures, such as a clogged fuel filter or a malfunctioning fuel pump, which could hinder fuel delivery to the engine. By methodically working through these steps, you can effectively diagnose and address the starting issues with your Charger.

What are the common problems that could cause a 2018 Dodge Charger to not start?

When troubleshooting a 2018 Dodge Charger that won't start, it's essential to consider several common problems that could be at play. A dead battery is often the first suspect, as it can result from age, extreme weather conditions, or simply leaving the lights on. If the battery is functioning but the engine still doesn't turn over, the starter motor may be faulty, preventing the engine from cranking. Additionally, fuel delivery issues, such as a clogged fuel filter or a malfunctioning fuel pump, can hinder the starting process, as the engine requires a proper fuel supply to ignite. Another potential culprit is the ignition switch; if it fails, the vehicle may not respond when the key is turned. Worn-out spark plugs can also lead to ignition problems, making it difficult for the engine to start. Lastly, a failing alternator may not adequately charge the battery, leading to similar starting issues. By systematically checking these components, you can effectively diagnose and resolve the starting problems with your Dodge Charger.

How urgent is it to address the starting issue in a 2018 Dodge Charger?

When dealing with a starting issue in a 2018 Dodge Charger, it is crucial to assess the urgency based on the severity of the symptoms presented. If the vehicle fails to start consistently or produces unusual sounds, it may indicate a serious underlying problem that requires immediate attention. Safety is another paramount concern; a malfunctioning starting system can lead to unexpected stalls while driving, posing significant risks to both the driver and others on the road. Additionally, delaying repairs can result in further damage to the vehicle, potentially leading to more expensive fixes down the line. For those who rely on their Charger for daily transportation, ensuring a reliable starting system is essential for convenience and peace of mind. Therefore, it is advisable to address any starting issues promptly to avoid safety hazards, prevent additional damage, and maintain the vehicle's reliability.

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2018 Dodge Charger Won't Start: Causes & Solutions