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How do you clean an ignition key hole?

Published in Car Maintenance 2 mins read

To clean an ignition key hole, you'll need contact cleaner and lubricant. The process involves spraying, drying, and lubricating.

Here's a step-by-step guide:

  1. Clean it Up: Hold the ignition switch upside down. Using a contact cleaner with a red straw/nozzle, spray liberally into the key slot. Also, spray into the small hole at the base of the stem (if your ignition has one). This helps to dislodge dirt and debris.
  2. Let it Dry: Allow the contact cleaner to fully evaporate. This ensures that any dissolved grime is removed and doesn't interfere with lubrication.
  3. Lubricate: Apply a lubricant specifically designed for locks and ignition systems. This will help the key turn smoothly and prevent future buildup. A dry lubricant, like graphite powder or PTFE-based lubricant, is generally recommended, as it won't attract as much dirt as a wet lubricant. Avoid using oil-based lubricants, as they can trap debris and worsen the problem.

Important Considerations:

  • Type of Cleaner: Always use a contact cleaner, not a general-purpose cleaner, as contact cleaner is designed to be safe for electrical components.
  • Type of Lubricant: Use a lubricant specifically for locks or ignition systems.
  • Avoid Over-Lubricating: A small amount of lubricant goes a long way. Excess lubricant can attract dirt and create a sticky residue.
  • Safety First: Disconnect the car battery if you're concerned about electrical shorts. Although, this is typically unnecessary with proper contact cleaner use.

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