CAUTION / NOTICE / HINT
NOTICE:
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System.
Click here
PROCEDURE
1. | CHECK MULTI-DISPLAY |
(a) Check if there is any foreign matter caught between the display and exterior frame of the multi-display.
OK:
No foreign matter is caught between the display and exterior frame of the multi-display.
HINT:
NG | ![]() | REMOVE FOREIGN MATTER |
|
2. | CHECK TOUCH PANEL |
(a) Check for foreign matter on the display.
OK:
The display is clean.
NG | ![]() | CLEAN DISPLAY AND RECHECK TOUCH PANEL |
|
3. | CHECK TOUCH SWITCH (OPERATION CHECK) |
(a) Enter the "Touch Switch Check" screen. Refer to Check Touch Switch in Operation Check. Click here |
|
(b) Touch the display in the area where the switch malfunction occurs.
OK:
A "+" mark appears at the touched position.
OK | ![]() | REPLACE MULTI-DISPLAY ASSEMBLY |
NG | ![]() | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Navigation System: Extension Module Disconnected 2 (B1543)
DESCRIPTION If the radio receiver assembly cannot detect the navigation ECU for a certain period of time (90 seconds) after the engine switch is turned on (ACC) and the radio receiver assembly confirms that the information is missing by checking past navigation ECU recognition information (registere ...
Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Maintenance: General maintenance
Listed below are the general maintenance items that should be performed
at
the intervals specified in the "Warranty and Service Guide" or "Owner's
Manual Supplement". It is recommended that any problem you notice should
be brought to the attention of your Lexus dealer or qualified service shop ...