A bad battery in the key fob is most commonly the reason for a failure to send signals to the keyless entry system. If it is available, use the spare key fob to open the vehicle and start the ignition. If the spare fob is not available, use the provided key embedded in the fob to unlock the door.
Insert the key into the ignition, and turn it to the on position. Don’t turn on the engine, only the electronics. Leave the key in this position for 10 minutes and 30 seconds, and then turn it off. Turn the key back on, and wait for additional 10 minutes and 30 seconds before turning it off again.
If you are sure that that spare key has worked in the ignition before then it should work now. Though some keys will lose programming if they sit for long periods of time. You may have to have the key reprogrammed by a capable locksmith or a Ford dealership.
What do you do when your key won’t work?
Simply grab a can of WD-40, silicon-based lubricant, graphite spray, or a dry lubricant and spray it into the keyway. Once it has been sprayed, insert the key so the lubricant will work into the locking mechanism.
Why is my car spare key not working? – Related Questions
Do I have to reprogram my key fob if I change the battery?
Typically, you do not need to reprogram the key fob after changing the battery. However, if you’ve replaced not just the batteries but also some of the internal wiring and electronics, you may need to reprogram it by pairing it with your vehicle once again.
Why won’t my key fob work after I changed the battery?
For your remote key fob to work properly, it has to be connected to a receiver in the vehicle. When the battery in the fob is replaced, it can sometimes interfere with the paired connection between key and car, in which case you’ll need to reset it.
How do you diagnose a key fob not working?
Check and replace the key fob battery as needed. Take the key fob apart and check for broken contacts or misaligned buttons. Reprogram your remote yourself or have a professional do it. Replace your remote if necessary.
How do I reset my key after replacing the battery?
How To Reset A Key Fob After Changing Battery?
Start by locating the small button on your key fob. This is usually located on the back side of the fob.
Press and hold the button for approximately 15 seconds.
After 15 seconds, release the button and your key fob should be reset!
How do you reset the key fob on a Ford Focus?
Ford Key Fob Programming Instructions
Ensure all car doors are closed. Then, open only the driver-side door, pressing the unlock button there. Place the key in the ignition, turning your car from OFF to RUN 8 times within 10 seconds, ending the 8th time on RUN.
How do I resync my Audi key fob?
How do I reset my Nissan key fob?
Reprogram Nissan Key Fob: Nissan Intelligent Key
Insert the key into the ignition, but don’t start the car. Take the key out and repeat this step approximately six times. Keep in mind that it may take up to 10 times to be successful. The hazard lights will flash twice when the car accepts the Nissan Intelligent Key.
How do I reset my Hyundai key fob?
Use your key to turn your Hyundai to the “ACC” (accessory) position on your ignition. Hold the “open” or “unlock” button on the key fob until your vehicle’s light flashes. Congratulations! Your key fob is now programmed to your vehicle.
Why is my Hyundai key not working?
If it’s not, re-open the case and double-check that the battery is in the correct position and the connections are touching and in good condition. Then, try to reprogram your Hyundai key fob. If the key fob still doesn’t work, you might need a Hyundai key fob replacement.
If you are purchasing a new Hyundai, you will need to visit a Hyundai service center to have an expert technician program the key fob to your vehicle instead. Reprogramming your Hyundai’s key fob is relatively simple, but the experts at our dealership are always here to assist if you have questions or need help.
Can I program a key fob myself?
And getting a key fob programmed to operate with your car is certainly not an extensive task, either. While you should not attempt to make a copy yourself, with the help of a professional locksmith you can have a new key fob in relatively short order.
How much does it cost to get a key fob programmed?
Just like a traditional key, your key fob is unique to your car. That means new key fobs will have to be programmed by a professional locksmith. The average price for programming a key fob is $50-$100, although some fobs are much more than that.
How much is a replacement key fob?
The cost of replacing a key fob remote can range from $50 to over $100 depending on the automaker and complexity of the design. All key fobs need to be programmed. Some dealerships will do it for free, while others will charge a half-hour to an hour of labor. But there is a way around this fee.
Does AutoZone replace key fobs?
But do they make or copy keys? AutoZone does provide key copying services for automotive vehicles such as Toyota, Ford, Honda, Dodge, GMC, Mercedes, Kia, and others. These services include automotive key blanks, key duplication, transponder keys, and key fobs.
What can interfere with key fob signal?
Radio interference: Because your smart key system uses a low-power, short-range signal, it can be blocked by the much stronger radio frequencies from many different sources, including: Your cellphone sitting in the console. The Wi-Fi hotspot in your car or phone. A Wi-Fi router in a nearby building.