2018 INFINITI Q70 Key Won't Turn

Troubleshooting Common Issues When Your 2018 INFINITI Q70 Key Won't Turn and How to Resolve Them

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Reviewed by
Devin Cabugcal
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 2018 INFINITI Q70 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 2018 INFINITI Q70?

When diagnosing why the key won't turn in a 2018 INFINITI Q70, 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; a damaged or worn key can often be the culprit, so testing a spare key can help determine if this is the case. Next, check the steering wheel, as the steering lock mechanism can sometimes engage, preventing the key from turning. Gently turning the steering wheel left and right while attempting to turn the key may resolve the issue. Additionally, ensure that the vehicle is in the correct gear, typically Park or Neutral for automatic transmissions, as this can also affect the ignition. A weak or dead battery can hinder the ignition process, so verify that both the key fob and the car battery are functioning properly. If these initial checks do not yield results, the ignition cylinder itself may be worn or damaged, necessitating a professional inspection or replacement. By following this diagnostic approach, you can effectively troubleshoot the problem and identify the necessary steps to restore functionality to your vehicle's ignition system.

What are the common problems that could cause the key not to turn in a 2018 INFINITI Q70?

When faced with the frustrating situation of a key that won't turn in a 2018 INFINITI Q70, it's essential to consider several common problems that could be at play. One of the first things to check is whether the steering wheel lock is engaged; this can often prevent the key from turning. Gently moving the steering wheel left and right while attempting to turn the key may help disengage the lock. Additionally, inspect the key itself for any signs of wear or damage, as a worn key may not properly engage with the ignition cylinder. If the key appears to be in good condition, the ignition cylinder could be obstructed by dirt or debris, which can be resolved by cleaning it or, if necessary, replacing it. Another potential issue could be a dead or low battery in the key fob, which can interfere with the ignition process; replacing the battery might resolve the problem. Lastly, if none of these solutions work, a faulty ignition switch could be the culprit, and it may require professional inspection and repair. By systematically addressing these common issues, you can effectively troubleshoot and potentially resolve the key turning problem in your INFINITI Q70.

How urgent is it to address the issue of a key that won't turn in a 2018 INFINITI Q70?

When faced with a key that won't turn in your 2018 INFINITI Q70, it is crucial to act swiftly. Ignoring this problem can lead to significant inconveniences, such as being unable to start your vehicle, which disrupts your daily activities and transportation needs. More importantly, a stuck key can pose serious safety risks, especially in emergency situations where you may need to move your car quickly. Additionally, delaying action can exacerbate the issue, potentially causing further damage to the ignition system or key mechanism, which could result in costly repairs. By addressing the problem promptly, you not only ensure your safety and convenience but also protect your vehicle from more severe issues down the line. Seeking assistance from a qualified mechanic or locksmith can help diagnose the root cause and prevent the situation from escalating, making it imperative to prioritize this concern.

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Why Your 2018 INFINITI Q70 Key Won't Turn: Causes & Fixes