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 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 Navigation System.

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PROCEDURE

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

OK:

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

NG

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 or known good one.

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(b) Check the malfunction disappears.

OK:

Malfunction disappears.

OK

END (NAVIGATION ECU IS DEFECTIVE)

NG

REPLACE RADIO RECEIVER ASSEMBLY