Lexus ES: Pointer not Displayed on Screen or Pointer does not Move
CAUTION / NOTICE / HINT
NOTICE:
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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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When replacing the radio receiver assembly, always replace it with a new one.
If a radio receiver assembly which was installed to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The radio receiver assembly may not operate normally.
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 |
|
| 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 |
|
| 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 |
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspect
Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS NOTICE:
If the vehicle or vehicle controls are operated (for example, during initial inspection when the vehicle is brought in for repair) before operation history has been read and saved, the operation history information could be lost.
The Operation History fun
