Lexus ES manuals

Lexus ES: Switch Operation of Remote Touch not Accepted

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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  • 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.

START DIAGNOSTIC MODE

(a) Activate diagnostic mode and check if the "Service Menu" screen can be displayed.

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OK:

Diagnostic mode can be activated.

NG

GO TO STEP 3

OK

2.

CHECK PANEL SWITCH (OPERATION CHECK)

(a) Enter the "Panel&Steering Switch Check Mode" screen. Refer to Check Panel & Steering Switch in Operation Check.

Click here

(b) Operate the abnormal switch and check if the switch status is correctly displayed.

OK:

The switch status is correctly displayed as operated.

OK

REPLACE RADIO RECEIVER ASSEMBLY

NG

GO TO STEP 3

3.

REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) SELF CHECK (SWITCH OPERATION CHECK)

(a) Enter self-diagnostic mode.

Click here

(b) Operate the remote touch screen in the upper left to turn the switch illumination off.

NOTICE:

Since the remote touch screen may recognize a pinch in/out or flick operation if operated with 2 fingers, always use 1 finger to operate the remote touch screen in self-diagnostic mode.

*a

Switch Illumination

*b

Remote Touch Screen

(c) With the switch illumination turned off, press each switch of the remote touch (remote operation controller assembly) and check that the switch illumination turns on.

Result

Proceed to

Self check mode cannot be activated.

A

Some switches do not turn on the switch illumination when they are pressed.

All switches turn on the switch illumination when they are pressed.

B

A

REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY)

B

REPLACE RADIO RECEIVER ASSEMBLY

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SEE MORE:

 Parts Location

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 Terminals Of Ecu

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