There should be a little Phillips screw on one side of the plastic of the key toward the bottom. Just unscrew it and pry it off with your nail and replace the battery with what is in there, it is probably a cr 2032.
How do i replace mass air flow sensor 1992 lexus es 300
1992 Lexus es300 wear the thermostat is located
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How do you Replace the timing bealt of lexus es 300 92 and a diagram?
Follow the link below, labeled "How to replace a Lexus IS300 tail light"
To replace the ignition coils on a Lexus GS 300, first, ensure the engine is off and cooled. Remove the engine cover if necessary, then disconnect the battery. Unplug the electrical connectors from the old coils, unbolt them from the engine, and carefully pull them out. Install the new coils by reversing the process, ensuring they are securely fastened and the connectors are reattached before reconnecting the battery.
5w30
100k
no you do not
To replace the starter on a 2003 Lexus IS 300, first disconnect the negative battery terminal to ensure safety. Then, remove the intake duct and any components obstructing access to the starter, which is located near the transmission. Disconnect the electrical connections from the starter, unbolt it from its mounting, and then install the new starter by reversing the disassembly steps. Finally, reconnect the battery and test the new starter to ensure proper functionality.
92 Lexus is OBD 1. There is a plug for Lexus OBD 1, and will not work with an OBD2 scanner.