Vehicle Anti-Theft System (VATS) keys add that extra security layer to your car, but if they fail, they can strand you. Be it a key not recognized by your car or with transponder chip issues, identifying and repairing the issues can prove to be costly and time-sucking. What follows are some of the common problems and the key malfunctions solutions to get you moving again.
Common Issues with VATS Key Transponder Chips
VATS keys use a small resistor chip placed in the key blade to talk to the security system of the car. When this transponder chip issues occurs, your car will not start. The causes are as follows:
- Worn or damaged resistor chip – With time, the chip may get worn out and become unreadable.
- Dirt or debris buildup – Dust and grime can cause interference.
- Faulty ignition cylinder – The problem can lie not in the key itself but in the ignition.
- Wiring problems – A damaged wire within the security system can disallow the recognition of the key.
If you find yourself in these situations, take advantage of professional locksmith assistance in identifying the issue.
What to Do if Your VATS Key Isn’t Recognized by Your Car
When your key is not recognized, it might be because either your key or the security system has failed. Here’s how you can solve the problem:
- Clean the key – Wipe the resistor chip clean with rubbing alcohol and a cloth.
- Try another key – If you have a spare key, try to use it. If it opens, the other key might have failed.
- Check the ignition – The ignition cylinder may be faulty instead of the key.
- Reset the security system – Remove the battery for a few minutes and reinstall it.
If none of these procedures solve the problem, take VATS key replacement from a good locksmith.
How to Replace a Broken or Faulty VATS Key
A broken key cannot be mended, hence a VATS key replacement will be required. Here is the procedure:
- Identify the resistor value – Your substitute key should have the appropriate resistance.
- Visit a professional locksmith – They can make a new key that will fit your car’s system.
- Program the new key – A few cars need to be reprogrammed upon receiving a new key.
Need assistance in searching for a locksmith? Take a look at this guide to the best locksmith service.
How to Diagnose and Fix VATS Key Malfunctions
To troubleshoot a car key troubleshooting, try these:
- Test the key with another vehicle – If possible, try using the key in another vehicle with the same system.
- Inspect the ignition system – A malfunctioning ignition may be causing a key problem.
- Check for wiring issues – Check for loose or damaged wiring in the VATS system.
- Consult a locksmith for VATS repair – In case the issue still exists, a locksmith may assist with VATS repair.
Following these steps will assist you in fixing most VATS key troubleshooting problems and being back on the road in no time.