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.
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PROCEDURE
1. | CHECK FOR FOREIGN MATTER |
(a) Check if there is water or foreign matter on the remote touch screen.
OK:
There is no water or foreign matter on the remote touch screen.
OK | ![]() | GO TO STEP 3 |
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2. | REMOVE FOREIGN MATTER |
(a) Remove any water and foreign matter, and then wait approximately 30 seconds.
(b) Check that the pointer is displayed and moves normally.
OK:
The pointer is displayed and moves normally.
OK | ![]() | END |
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3. | REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) SELF CHECK (CHECK REMOTE TOUCH SCREEN OPERATION POSITION RECOGNITION CONDITION) |
(a) Enter self-diagnostic mode.
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(b) Operate the remote touch screen diagonally from the upper left to the lower right and check that the brightness of the switch illumination changes. NOTICE: Since the remote touch screen may recognize a pinch in/out operation if operated with 2 fingers, always use 1 finger to operate the remote touch screen in self-diagnostic mode. OK: Brightness changes according to remote touch screen operation.
HINT: When the switch illumination blinks, the remote touch (remote operation controller assembly) has stored a DTC. |
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A | ![]() | REPLACE RADIO RECEIVER ASSEMBLY |
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4. | CHECK REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) |
(a) Replace the remote touch (remote operation controller assembly) with a new or known good one.
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(b) Check that the pointer is displayed and moves normally.
OK:
The pointer is displayed and moves normally.
OK | ![]() | END (REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) IS DEFECTIVE) |
NG | ![]() | REPLACE RADIO RECEIVER ASSEMBLY |
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Intelligent Clearance Sonar System: ECU Malfunction (C1611)
DESCRIPTION If the clearance warning ECU assembly detects an internal malfunction during self-diagnosis, DTC C1611 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area C1611 ECU Malfunction
Sub-CPU abnormal signal
Mirror check abnormal
Clearance warning E ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Intelligent Clearance Sonar System: Communication Error From Clearance Sonar ECU to VSC (C164B)
DESCRIPTION The vehicle stability control system receives intelligent clearance sonar system information from the clearance warning ECU assembly via CAN communication. When it is determined that there is a communication error between the skid control ECU and clearance warning ECU assembly, DTC C164B ...