Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual: Remote Touch Screen Does not Generate Vibration Feedback

DESCRIPTION

When each button displayed on the multi-display assembly is selected via remote touch screen operation, the remote touch screen generates vibration feedback according to communication between the remote touch (remote operation controller assembly) and radio receiver assembly.

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 Audio and Visual System.

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PROCEDURE

(a) Check that the remote touch screen vibration feedback force customize setting is not set to "Off" on the multi-display assembly screen.

OK:

The remote touch screen vibration feedback force customize setting is not set to "Off".

NG

CHANGE CUSTOMIZE SETTING

OK

(a) Enter self-diagnostic mode.

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(b) Operate the remote touch screen laterally and check that the remote touch screen generates vibration feedback.

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.

OK:

Remote touch screen generates vibration feedback.

NG

REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY)

OK

(a) Replace the navigation ECU with a new one.

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(b) Check the malfunction disappears.

OK:

Malfunction disappears.

OK

END (NAVIGATION ECU IS DEFECTIVE)

NG

REPLACE RADIO RECEIVER ASSEMBLY