2018 Audi A6 Key Won't Turn

Troubleshooting Common Issues When Your 2018 Audi A6 Key Won't Turn and How to Resolve Them

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Reviewed by
Bo Fader
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 Audi A6 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 Audi A6?

When diagnosing why the key won't turn in a 2018 Audi A6, 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 lock; sometimes, turning the steering wheel left and right while attempting to turn the key can release the lock mechanism that may be preventing the key from turning. Additionally, ensure that the vehicle is in the correct gear, typically Park or Neutral, since many automatic vehicles have safety features that inhibit the key from turning if the gear is not properly set. Don't forget to inspect the battery in the key fob, as a weak or dead battery can disrupt communication with the ignition system. If these steps do not resolve the issue, the problem may lie within the ignition switch itself, which may require professional inspection or replacement. By following this diagnostic approach, you can effectively troubleshoot the problem and determine the necessary steps to take.

What are the common problems that could cause the key to not turn in a 2018 Audi A6?

When facing the frustrating issue of a key that won't turn in a 2018 Audi A6, it's essential to understand the common problems that could be at play. One frequent culprit is the steering wheel lock, which can engage if the wheel is turned after the engine is off, making it difficult to turn the key. Additionally, a faulty ignition cylinder may be to blame, as wear and tear or misalignment of internal components can hinder the key's movement. It's also worth considering the condition of the key itself; a worn or damaged key may fail to engage properly with the ignition. Another potential issue is a dead or low battery, which can prevent the electronic components from functioning correctly, thus affecting the ignition system. Lastly, a malfunctioning ignition switch or a locked steering column can also contribute to this problem. If you're unable to resolve the issue through these common checks, consulting a qualified mechanic is advisable to accurately diagnose and fix the underlying cause.

How urgent is it to address the issue of a key that won't turn in a 2018 Audi A6?

Addressing the issue of a key that won't turn in your 2018 Audi A6 is of utmost importance due to several critical factors. First and foremost, a malfunctioning key can prevent you from starting your vehicle, leading to significant transportation disruptions and potential delays in your daily activities. Additionally, if the key is stuck, you risk being stranded in an inconvenient location, which can pose safety concerns, especially if you are in a less secure area. Moreover, a key that fails to turn may indicate underlying problems with the ignition system, which could compromise your vehicle's security. Ignoring these symptoms can lead to further complications, including damage to the ignition mechanism that may result in costly repairs. Therefore, it is essential to seek assistance from a qualified mechanic or contact your dealership promptly to address this issue and ensure the reliable operation of your Audi A6.

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