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.
Click here
| (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.
Click here
(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:
Disassembly
DISASSEMBLY PROCEDURE 1. REMOVE HEADLIGHT WASHER ACTUATOR SUB-ASSEMBLY RH (w/ Headlight Cleaner System) Click here 2. REMOVE HEADLIGHT WASHER ACTUATOR SUB-ASSEMBLY LH (w/ Headlight Cleaner System) HINT: Use the same procedure described for the RH side. 3. REMOVE HEADLIGHT CLEANER WASHER NOZZLE CO
Vehicle Specifications have not been Stored (B2451)
DESCRIPTION This DTC is output if the vehicle variation information is not written to the headlight ECU sub-assembly LH. The headlight ECU sub-assembly LH outputs DTC B2451. DTC No. Detection Item DTC Detection Condition Trouble Area B2451 Vehicle Specifications have not been Stored
