Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Cellular Phone Registration Failure

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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HINT:

If the operation of a cellular phone or the radio receiver assembly is requested, make sure to follow the instructions closely and perform the operation.

PROCEDURE

(a) Check that the vehicle and cellular phone meet the following conditions:

NOTICE:

If changing cellular phone settings, updating software, etc. is necessary, make sure to obtain the permission of the customer before performing it.

(b) Register the cellular phone again and check if it is registered correctly.

HINT:

If operation of the cellular phone or radio receiver assembly is requested, make sure to follow the instructions closely and perform the operation.

A

END

B

(a) Restart the cellular phone.

(b) Turn the engine switch off.

(c) Turn the engine switch on (ACC).

(d) Register the cellular phone as a connected device again and check if it is registered correctly.

HINT:

If operation of the cellular phone or radio receiver assembly is requested, make sure to follow the instructions closely and perform the operation.

A

END

B

(a) Place the cellular phone close to the radio receiver assembly.

(b) Register the cellular phone as a connected device again and check if it is registered correctly.

HINT:

If operation of the cellular phone or radio receiver assembly is requested, make sure to follow the instructions closely and perform the operation.

A

END

B

(a) Clear all "Bluetooth" devices registered to the cellular phone and radio receiver assembly.

(b) Register the cellular phone as a connected device again and check if it is registered correctly.

HINT:

If operation of the cellular phone or radio receiver assembly is requested, make sure to follow the instructions closely and perform the operation.

A

END

B

(a) Check if the cellular phone can be registered normally to another "Bluetooth" audio compatible vehicle of the same model.

A

REPLACE RADIO RECEIVER ASSEMBLY

B

(a) Restart the cellular phone.

(b) Turn the engine switch off.

(c) Turn the engine switch on (ACC).

(d) Register the cellular phone as a connected device again and check if it is registered correctly.

HINT:

If operation of the cellular phone or radio receiver assembly is requested, make sure to follow the instructions closely and perform the operation.

A

END

B

(a) Using another "Bluetooth" compatible cellular phone, register the cellular phone and check that it is registered correctly.

A

END (ONLY A "Bluetooth" COMPATIBLE CELLULAR PHONE CAN BE USED)

B

REPLACE RADIO RECEIVER ASSEMBLY