2017 Acura MDX Key Won't Turn

Troubleshooting Common Issues When Your 2017 Acura MDX Key Won't Turn and How to Resolve Them

Find Repair Location
Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
35% chance it's the
Binding Steering Column/Lock
0%
27% chance it's the
Ignition Switch
0%
20% chance it's the
Ignition Key
0%
18% chance it's
Something else
The most common reasons a 2017 Acura MDX key won't turn are a binding steering column/lock, an ignition switch issue, or a problem with the ignition key.
  • Binding Steering Column/Lock: A binding steering column or lock can occur due to a worn or damaged steering column assembly or issues with the ignition lock mechanism.
  • Ignition Switch: A faulty ignition switch can prevent the engine from starting or cause intermittent electrical issues, affecting the vehicle's ability to run properly.
  • Ignition Key: A worn or damaged ignition key or ignition cylinder can prevent the key from turning, 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 steps to diagnose why the key won't turn in a 2017 Acura MDX?

When diagnosing why the key won't turn in a 2017 Acura MDX, it's essential to adopt a systematic approach that begins with the simplest solutions before moving on to more complex issues. Start by examining the key itself for any signs of damage or excessive wear, as a compromised key can hinder ignition. Next, check the steering wheel; if it is locked, gently turning it left and right while attempting to turn the key can often resolve the issue. Additionally, ensure that the vehicle is in the correct gear, typically Park or Neutral, since many vehicles have safety mechanisms that prevent the key from turning if the gear is not properly set. A weak or dead battery can also be a culprit, so verifying the battery's condition is crucial. If these steps do not yield results, the problem may lie within the ignition cylinder itself, which may require professional inspection and repair. By following this diagnostic approach, you can effectively troubleshoot the issue and determine the necessary steps to take.

What are the common problems that could cause the key to not turn in a 2017 Acura MDX?

When dealing with a key that won't turn in a 2017 Acura MDX, it's essential to understand the common problems that could be at play. One frequent issue is a locked steering wheel, which can occur if the wheel is turned after the ignition is off. To resolve this, gently wiggle the steering wheel while attempting to turn the key. Another possibility is key wear or damage; if the key is old or has visible wear, it may not engage properly with the ignition cylinder, necessitating a replacement key from the dealership. Additionally, the ignition cylinder itself might be faulty or worn, which could require professional repair or replacement. A dead or weak battery can also prevent the key from turning, so checking the battery's condition is crucial. Furthermore, a malfunctioning ignition switch can lead to similar issues, and this component may need inspection and potential replacement. Lastly, ensure that the transmission shift lever is fully in the park or neutral position, as being out of these settings can inhibit the key from turning. By systematically addressing these potential problems, you can effectively troubleshoot the issue and get your Acura MDX back on the road.

How urgent is it to address the issue of a key not turning in a 2017 Acura MDX?

Addressing the issue of a key not turning in a 2017 Acura MDX is critical and should not be overlooked. The inability to start your vehicle can lead to significant disruptions in your daily routine, making timely transportation impossible. Moreover, a malfunctioning ignition system may pose security risks, leaving your vehicle vulnerable to theft or unauthorized access. Ignoring this problem can also result in more severe complications, such as damage to the ignition mechanism or the key itself, which could lead to costly repairs. Therefore, it is essential to act swiftly and consult a qualified mechanic or locksmith to diagnose and resolve the issue, ensuring both your safety and the integrity of your vehicle.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.