2016 Lexus LS600h Key Won't Turn

Troubleshooting Steps to Resolve Ignition Issues with Your 2016 Lexus LS600h Key That Won't Turn

Find Repair Location
Reviewed by
Aisha
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 2016 Lexus LS600h 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 potential causes for the key not turning in the ignition of a 2016 Lexus LS600h?

When faced with the frustrating issue of a key not turning in the ignition of your 2016 Lexus LS600h, it's essential to approach the problem methodically. Begin by checking for a steering wheel lock, as this is a common and easily overlooked cause. Gently wiggle the steering wheel while attempting to turn the key; if the wheel is locked, this simple maneuver may resolve the issue. Next, inspect the key itself for any signs of wear or damage, as a compromised key can hinder ignition. If the key appears worn, consider having it replaced or reprogrammed. If these initial checks do not yield results, turn your attention to the ignition cylinder, which may be faulty due to wear over time. A malfunctioning ignition cylinder often requires repair or replacement. Additionally, ensure that your vehicle's battery is in good condition; a weak or dead battery can prevent the ignition system from functioning properly. Finally, if all else fails, the ignition switch may be the culprit, necessitating a professional inspection and potential replacement. By following this diagnostic approach, you can systematically identify and address the issue, potentially saving time and money on repairs.

What are the common problems that could cause the key to not turn in a 2016 Lexus LS600h?

When faced with the frustrating situation of a key that won't turn in a 2016 Lexus LS600h, 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; gently turning the steering wheel while attempting to turn the key can often resolve this issue. Additionally, inspect the key itself for any signs of wear or damage, as a compromised key may require replacement. If the key appears fine, the ignition cylinder could be the culprit, potentially obstructed by dirt or debris, which can be remedied by cleaning the cylinder. Another critical factor to consider is the vehicle's battery; a dead or weak battery can prevent the ignition system from functioning properly, so ensuring the battery is charged is vital. Lastly, if all else fails, the ignition switch may be faulty and could require professional inspection and repair. By systematically addressing these common problems, you can effectively troubleshoot the issue and get back on the road.

How urgent is it to address the ignition issue in a 2016 Lexus LS600h when the key won't turn?

When dealing with an ignition issue in your 2016 Lexus LS600h where the key won't turn, it is crucial to act swiftly. Ignoring this problem can lead to being stranded in unsafe locations, such as busy parking lots or highways, which poses significant safety risks. Additionally, delaying repairs may exacerbate the issue, potentially causing further damage to the ignition system and resulting in more expensive repairs down the line. It's also important to recognize that a key that fails to turn could indicate a more serious underlying problem within the ignition system that requires immediate attention. By addressing this issue promptly, you not only ensure your safety but also maintain the overall health of your vehicle, preventing minor inconveniences from escalating into major repairs.

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.

Why Your 2016 Lexus LS600h Key Won't Turn | RepairPal