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

PROCEDURE

1.

CHECK USAGE CONDITION

(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.

  • The cellular phone is "Bluetooth" compatible.

    Click here

  • The cellular phone is registered as a hands-free device.
  • "Bluetooth" setting of the cellular phone is on.
  • Operating system and software of the cellular phone are the latest versions.
  • There are no other radio wave emitting devices ("Wi-Fi" communication device, etc.) in the cabin.
  • The "Wi-Fi" setting of the cellular phone is off.
  • The "Wi-Fi" tethering setting of the cellular phone is off.

(b) Connect the cellular phone to the in-vehicle device and check that it is connected correctly.

Result

Proceed to

The cellular phone is connected correctly.

A

The cellular phone is not connected correctly.

B

A

END

B

2.

RESTART CELLULAR PHONE

(a) Restart the cellular phone.

(b) Turn the engine switch off.

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

(d) Connect the cellular phone to the in-vehicle device and check that it is connected correctly.

Result

Proceed to

The cellular phone is connected correctly.

A

The cellular phone is not connected correctly.

B

A

END

B

3.

CHECK OPERATION

(a) Check if the in-vehicle device can be recognized by the cellular phone.

Result

Proceed to

In-vehicle device can be recognized.

A

In-vehicle device cannot be recognized.

B

B

GO TO STEP 5

A

4.

REGISTER AGAIN

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

(b) Register the cellular phone again.

(c) Connect the cellular phone to the in-vehicle device and check that it is connected correctly.

Result

Proceed to

The cellular phone is connected correctly.

A

The cellular phone is not connected correctly.

B

A

END

B

5.

CHECK USING ANOTHER VEHICLE

(a) Check if the customer's cellular phone functions normally using another "Bluetooth" compatible vehicle.

HINT:

  • Make sure to obtain the customer's permission to perform this procedure.
  • After the inspection, clear the registered information and usage history acquired during the inspection.

Result

Proceed to

The cellular phone is connected correctly.

A

The cellular phone is not connected correctly.

B

A

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

B

6.

CHECK USING ANOTHER CELLULAR PHONE

(a) Check if the system functions normally using another "Bluetooth" compatible cellular phone.

HINT:

  • Make sure to obtain the customer's permission to perform this procedure.
  • After the inspection, clear the registered information and usage history acquired during the inspection.

Result

Proceed to

The cellular phone is connected correctly.

A

The cellular phone is not connected correctly.

B

A

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

B

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    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 Precau ...

    Sound of Portable Player cannot be Heard from Speakers or Sound is Low
    PROCEDURE 1. CHECK PORTABLE PLAYER SETTINGS (a) Check the portable player settings. (1) Check that the volume is not set to "0". (2) Check that mute is off. (b) Check that the sound of the po ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sfi System: How To Proceed With Troubleshooting
    CAUTION / NOTICE / HINT HINT: *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS NEXT 3. CONNECT TECHSTREAM TO DLC3* HINT: If the display indicates a communication malfunction, inspect the DLC ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Mirror Control System (w/ Memory): Terminals Of Ecu
    TERMINALS OF ECU CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (DRIVER DOOR) (a) Disconnect the N4 outer mirror control ECU assembly (driver door) connector. (b) Measure the voltage and resistance according to the value(s) in the table below. HINT: Measure the values on the wire harness side with the con ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

    © 2025 Copyright www.lexusrx.net
    0.0171