Audi 90 Key Won't Turn

Troubleshooting Common Issues When Your Audi 90 Key Won't Turn and How to Resolve Them

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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 Audi 90 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.

Troubleshooting Key Ignition Issues in an Audi 90

When troubleshooting key ignition issues in your Audi 90, it's essential to adopt a systematic diagnostic approach that begins with the simplest solutions before progressing to more complex problems. Start by checking the key fob battery, as a weak or dead battery can prevent the key from being recognized by the vehicle. If the battery is fine, inspect the steering column for any binding or locking that might be obstructing the key's movement. Next, examine the ignition switch and the ignition lock cylinder for any signs of malfunction, as these components are critical for the key's operation. Additionally, consider cleaning the ignition cylinder with canned air to remove any dirt or dust that may be causing the key to stick. If these steps do not resolve the issue, it may indicate a deeper problem, such as key recognition failures or internal ignition system faults, which may require professional assistance. By following this methodical approach, you can effectively identify and address the key ignition issues in your Audi 90.

What to Do When Your Audi 90 Key Won't Turn?

When faced with the frustrating situation of your Audi 90 key not turning, it's essential to understand the common problems that could be at play. One frequent culprit is a binding steering column or lock, which can prevent the key from engaging the ignition. Additionally, a faulty ignition switch may be the source of the issue, requiring inspection and possibly replacement. It's also worth examining the key itself; a worn or bent key can hinder its ability to turn smoothly. In such cases, gently wiggling the key or pulling it back slightly while attempting to turn it may help. For a quick fix, applying powdered graphite to the key and ignition can provide lubrication, making it easier to turn. If these methods fail, consider the possibility of needing a new key, especially if the current one is excessively damaged. Finally, once the issue is resolved, using graphite grease to lubricate the ignition can prevent future problems, ensuring a smoother operation. By systematically addressing these common issues, you can effectively troubleshoot and resolve the problem of a key that won't turn in your Audi 90.

What to Do When Your Audi 90 Key Won't Turn?

When your Audi 90 key won't turn, it's crucial to act swiftly to prevent potential safety hazards or damage to your vehicle's ignition system. Ignoring the problem can lead to more severe issues, such as a malfunctioning ignition lock or being stranded without a functioning key. Start by checking the key fob battery, as a dead battery can prevent the key from being recognized. If the steering lock is engaged, gently wiggle the steering wheel while attempting to turn the key, as this can often release the lock. Avoid forcing the key, as this may cause further damage; instead, consider using graphite powder to lubricate the ignition mechanism. Additionally, inspect your key for wear or bending, as these can hinder its ability to turn. By addressing these symptoms promptly, you can maintain the functionality of your Audi 90 and ensure your safety on the road.

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