PRECAUTION
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 |
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Lane Control System |
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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 FOR BULB REPLACEMENT
(a) Always prepare a new bulb for immediate replacement. While replacing the bulb, the lens may attract dust and moisture if the bulb is removed from the vehicle for a long time.
(b) Always replace a bulb with another bulb of the same wattage.
(c) If only replacing the bulb on one side, differences in brightness and lighting color between the right and left sides may occur.
(d) Securely install the socket after bulb replacement. The lens may become cloudy or the light assembly may fill with water through gaps around the socket if it is not installed securely.
REPLACEMENT PRECAUTIONS
(a) When replacing the No. 1 headlight ECU sub-assembly LH, always replace it with a new one. If a No. 1 headlight ECU sub-assembly LH which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.
PRECAUTIONS FOR AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM
(a) If any of the following are performed, it is necessary to initialize the No. 1 headlight ECU sub-assembly LH.
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(b) If the No. 1 headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the No. 1 headlight ECU sub-assembly LH.
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(c) If the headlight assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the No. 1 headlight ECU sub-assembly LH.*
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PRECAUTION FOR AUTOMATIC HIGH BEAM SYSTEM (w/ Automatic High Beam System)
(a) General Description
The automatic high beam system is a system that helps ensure visibility by automatically turning the high beam headlights on and off. Additionally, due to control limitations of the automatic high beam system, it may be necessary to manually turn the high beam headlights on and off. For safety reasons, make sure to turn the high beam headlights on and off manually according to the driving conditions.
(b) Conditions Unsuitable for Using Automatic High Beam System
Under the following conditions, the automatic high beam system might not detect other vehicles or lights correctly, or the high beam headlights might cause glare or flash pedestrians or the occupants of other vehicles. Manual operation should be considered.
Factor | Condition |
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Weather/Climate |
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Front windshield | Refer to Front Camera System.
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Forward recognition camera | Refer to Front Camera System.
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Nearby vehicles or lights |
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Road conditions |
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Own vehicle |
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Automatic high beam system | Malfunction: When the automatic high beam indicator light on the combination meter assembly is off and "Headlight System Malfunction Visit Your Dealer" is displayed on the multi-information display. Others:
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PRECAUTION FOR FRONT CAMERA SYSTEM (w/ Automatic High Beam System)
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Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Dynamic Radar Cruise Control System: Definition Of Terms
DEFINITION OF TERMS Term Definition Monitor description Description of what the ECM monitors and how it detects malfunctions (monitoring purpose and details). Related DTCs Group of diagnostic trouble codes that are output by the ECM based on the same malfunction detection logic. ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Roof Rack(w/ Rear No. 2 Seat): Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. INSTALL ROOF CARRIER SEAL HINT: When installing the roof carrier seals, heat the roof rack assembly using a heat light. Heating Temperature ...