Lexus Dead Key Fob Battery Replacement
Learn how to replace the battery on your Lexus key fob. You can change the battery on your remote in less than five minutes.
All you need is a flat screwdriver and a CR1632 3 Volt battery.
Procedure
- Use a small flathead screwdriver or the metal key to open the case by inserting it into the side notch and twisting it.
- Open the Lexus remote case.
- Remove the old battery and install the new one.
- Close the battery casing. It simply snaps together, as shown in the video.
Here is another video on replacing the key fob battery on Lexus ES, LS, and RX models, to name a few.
Once you replace the battery on a Lexus key fob, the vehicle may not start. The following video goes over some issues and what to look for if you change the battery in your Lexus keyfob and the car doesn’t start.
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How to Start your Lexus with Dead Keyfob Battery
You can follow these steps to start your Lexus during an emergency with a dead keyfob battery.
- Place the keyfob near the Engine Start Stop button. The button will illuminate when it senses the keyfob.
- Depress the brake pedal.
- Press the Engine Start Stop Button.
If your Lexus didn’t start, the next step would be to read the fault codes using a full system scanner. For more help, follow this Diagnose Vehicle Problems Like a Pro guide.
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