When trouble arises

Lexus RX / Lexus RX Owners manual / When trouble arises

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Engine immobilizer system
The vehicle’s keys have built-in transponder chips that prevent the engine from starting if a key has not been previously registered in the vehicle’s onboard computer. Never leave the keys in ...

Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have blown. If this happens, check and replace the fuses as necessary. Turn the “ENGINE START STOP” switch OFF. The fuses are lo ...

Key information
Keys The following keys are provided with the vehicle. 1. Electronic keys • Operating the smart access system with push-button start. • Operating the wireless remote control function. 2. ...