2017 Acura RDX Won't Start

Common Causes for Your 2017 Acura RDX Not Starting and How to Resolve Them

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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 2017 Acura RDX 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 2017 Acura RDX that won't start?

When your 2017 Acura RDX won't start, it's essential to approach the problem methodically to identify the root cause. Start by checking the battery, as a dead or weak battery is often the simplest issue to resolve. If the battery seems fine, ensure that there is enough fuel in the tank, as running out of gas can easily be overlooked. Next, inspect the ignition switch to confirm it is functioning correctly, as a malfunction here can prevent the vehicle from starting. If these initial checks do not yield results, examine the starter motor, as a faulty starter is a common culprit in starting issues. Utilizing an OBD-II scanner can help you identify any error codes that may indicate specific problems. Additionally, inspect the fuses related to the starting system to rule out any blown fuses. Don't forget to assess the condition of the spark plugs, as worn or damaged plugs can hinder ignition. Finally, evaluate the fuel system components, including the fuel pump and injectors, to ensure they are operational. By following this structured diagnostic approach, you can effectively troubleshoot and potentially resolve the starting issue with your Acura RDX.

What are the common problems that could cause a 2017 Acura RDX to not start?

When your 2017 Acura RDX 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 sitting idle or exposed to extreme weather. If the battery is in good condition, the next step is to inspect the starter motor, as a faulty starter can prevent the engine from turning over. 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 electrical system's engagement. Worn-out spark plugs may also lead to ignition problems, so checking their condition is essential. Furthermore, if your vehicle's security system is malfunctioning, it could inadvertently prevent the car from starting. Lastly, ensure that the alternator is functioning properly, as a failure to charge the battery can lead to starting issues, and inspect the starter relay, as a broken relay can block the necessary electrical current from reaching the starter motor. By systematically checking these components, you can identify the root cause of your starting issues and take the appropriate steps to resolve them.

How urgent is it to address the starting issue in a 2017 Acura RDX?

When dealing with a starting issue in a 2017 Acura RDX, the urgency of addressing the problem cannot be overstated. If the vehicle fails to start completely, immediate action is necessary to prevent being stranded and to avoid further damage to critical components. Warning lights, particularly the check engine light, serve as crucial indicators that should not be ignored, as they may signal underlying issues that could lead to costly repairs if left unaddressed. Intermittent starting problems, while seemingly minor, can escalate into more severe malfunctions over time, making prompt diagnosis essential. Additionally, any unusual sounds or smells during the starting process warrant immediate investigation, as they could indicate safety hazards or significant mechanical failures. Regular maintenance is also key; adhering to the manufacturer's guidelines can help mitigate starting issues and enhance the vehicle's longevity. In summary, addressing starting issues in a timely manner is vital for ensuring the reliability and safety of your 2017 Acura RDX on the road.

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