Lexus NX: Pointer not Displayed on Screen or Pointer does not Move
CAUTION / NOTICE / HINT
NOTICE:
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.
HINT:
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.
| NG | .gif) | GO TO STEP 3 |
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| 2. | REMOTE TOUCH SELF CHECK (CHECK 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 in self-diagnostic mode. OK: Brightness changes according to touch screen operation.
HINT: When the switch illumination blinks, the remote touch has stored a DTC. |
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| A | | REPLACE RADIO RECEIVER ASSEMBLY |
| B | | GO TO STEP 4 |
| 3. | 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 |
| NG | | GO TO STEP 2 |
| 4. | CHECK REMOTE OPERATION CONTROLLER ASSEMBLY (REMOTE TOUCH) |
(a) Replace the remote operation controller assembly (remote touch) 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 OPERATION CONTROLLER ASSEMBLY [REMOTE TOUCH] IS DEFECTIVE) |
| NG | | REPLACE RADIO RECEIVER ASSEMBLY |
READ NEXT:
Black Screen
PROCEDURE 1. CHECK DISPLAY SETTING (a) Check that the display is not in screen off mode. OK: The display setting is not in screen off mode. NG CHANGE SCREEN TO SCREEN ON MODE
Steering Pad Switch Circuit
DESCRIPTION This circuit sends an operation signal from the steering pad switch assembly to the radio receiver assembly. If there is an open in the circuit, the audio system cannot be operated using t
Illumination Circuit
DESCRIPTION Power is supplied to the radio receiver assembly and steering pad switch assembly when the light control switch is in the tail or head position. WIRING DIAGRAM CAUTION / NOTICE / HINT NOT
SEE MORE:
Bus Buffer ECU Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area Bus Buffer ECU Communication Stop Mode Any of the following conditions are met:
Communication stop for "Accessory Gateway" is indicated on the "Communication Bus Check" screen of the Techstream.
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Communication system DTC
Installation
INSTALLATION PROCEDURE 1. INSTALL ACCELERATION SENSOR (a) for RH side: (1) Install the acceleration sensor with the 2 nuts. Torque: 8.5 N·m {87 kgf·cm, 75 in·lbf} NOTICE:
Avoid any impact to the acceleration sensor.
Do not drop the acceleration sensor. If it is dropped, replace it with a ne
