Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Precaution
PRECAUTION
CAUTION REGARDING INTERFERENCE WITH ELECTRONIC DEVICES
CAUTION:
-
People with implantable cardiac pacemakers, cardiac resynchronization therapy-pacemakers or implantable cardioverter defibrillators should keep away from the smart access system with push-button start antennas. The radio waves may affect the operation of such devices. If necessary, the entry function can be disabled. Ask your dealer for details, such as the frequency of radio waves and timing of the emitted radio waves. Then, consult your doctor to see if you should disable the entry function.
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- User of any electrical medical device other than implantable cardiac pacemakers, cardiac resynchronization therapy-pacemakers or implantable cardioverter defibrillators should consult the manufacturer of the device for information about its operation under the influence of radio waves. Radio waves could have unexpected effects on the operation of such medical devices.
- Ask your dealer for details for disabling the entry function.
PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected.
| System Name | See Procedure |
|---|---|
| Lane Control System | |
| Pre-collision System | |
| Intelligent Clearance Sonar System | |
| Parking Assist Monitor System | |
| Panoramic View Monitor System | |
| Lighting System (w/ Automatic Headlight Beam Level Control System) | |
| Power Door Lock Control System | |
| Power Back Door System (w/ Outside Door Control Switch) |
PRECAUTION WHEN USING TECHSTREAM
(a) When using the Techstream with the engine switch off, connect the Techstream to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and the vehicle begins. Then select the vehicle type under manual mode and enter the following menus: Body Electrical / Smart Access. While using the Techstream, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the Techstream and the vehicle.
PRECAUTION FOR REGISTRATION
(a) If replacing any of the following parts, refer to registration procedure.
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(1) Certification ECU (smart key ECU assembly)
(2) Steering lock ECU (steering lock actuator or upper bracket assembly)
(3) ECM
(4) Electrical key transmitter sub-assembly
(5) ID code box (immobiliser code ECU)
(6) Main body ECU (multiplex network body ECU)
(7) DCM (telematics transceiver)*
- *: for Lexus Enform Remote Compatible Type
(b) When the certification ECU (smart key ECU assembly) is replaced, the stored steering lock position will no longer match that of the steering lock ECU (steering lock actuator or upper bracket assembly) and it may not be possible to start the engine. Therefore, after replacement, perform the following procedure.
(1) Move the shift lever to P.
(2) With the engine switch off, open and close a door, and then start the engine.
Parts Location
PARTS LOCATION ILLUSTRATION *1 PARK / NEUTRAL POSITION SWITCH *2 SEMICONDUCTOR PWR INTEGRATION ECU *3 ST RELAY *4 STARTER ASSEMBLY *5 ECM *6 IG2 RELAY *7 IG2 FUSE ...
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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