Lexus LX 470 TPMS Reset Procedure

Relearn Code: LEX-4

Relearn Procedures: Initialization following rotation and tire replacement.

1. Inflate all tires to pressure indicated on tire placard.
2. Apply parking brake and turn ignition to ON position.
3. Hold down tire pressure warning reset switch until TPMS telltale blinks 3 times.
4. It will take several minutes for the ECU to receive signals from the sensors and complete initialization.

*A properly formatted scan tool is required to learn new sensor IDs when replacing sensors.

**Vehicle may be equipped with a Main/2nd switch located at base of driver side knee bolster, underneath glove box, or inside glove box. Sensor IDs must be written to the position the switch is pressed.