Toyota Smart Key Low Battery Warning

Make sure to replace the battery in your key fob as soon as possible.

Toyota smart key low battery warning.

There should be a small button towards the bottom of your fob that you can press to release this key. You can read that two ways. Once the voltage gets to a certain point the warning light will illuminate on the dash to let you know to replace the batteries. Obviously toyota smart key needs a working battery.

If the battery starts to fail there might not be enough power available to send or receive the signal needed to start the vehicle. You can fix this yourself and you don t have to find a toyota dealer. What the key fob battery low warning light means when the key is in use the computer monitors the output voltage of the fob s battery. When the key is in use the computer monitors the output voltage of the fob s battery.

Your vehicle s battery could be weak. If you have one of these remotes for your toyota and the low battery light keeps coming on. Each toyota smart key fob has a manual key hidden inside for situations when the battery dies. Toyota recommends holding the key fob as close to the start button as possible then follow the normal procedure.

Or key could mean critical fortunately when a toyota says key battery low it means the key that unlocks and starts the car. Have the vehicle inspected by your toyota dealer immediately. Once the voltage gets to a certain point the warning light. Once released use the manual key to open your door as normal.

Smart key system indicator light indicates a malfunction in the smart key system. Failure to investigate the cause of this warning may lead to the system operating abnormally and possibly cause an accident. The smart key system causes certification ecu smart key ecu assembly to sound buzzer in combination meter and wireless door lock buzzer and display information in order to alert driver. This warning comes up on the information desplay when the remote battery gets low.

Most fobs can be pried open to access the battery so you may not have to take your car anywhere. Or the key fob if that s what your car uses.