Lexus NX manuals

Lexus NX: Voice Guidance does not Function

Lexus NX Service Manual / Audio & Visual & Telematics / Audio / Video / Audio And Visual System / Voice Guidance does not Function

CAUTION / NOTICE / HINT

NOTICE:

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.

CHECK VOICE GUIDANCE SETTING

(a) Check that the voice guidance settings are not off.

OK:

Voice guidance settings are not off.

NG

CHANGE VOICE GUIDANCE SETTINGS TO ON
OK

2.

CHECK AUDIO FUNCTION

(a) Check that sound can be heard from a speaker.

OK:

Sound can be heard.

OK

REPLACE RADIO RECEIVER ASSEMBLY

NG

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

READ NEXT:

 Voice is not Recognized

PROCEDURE 1. CHECK CONDITION (a) While paying attention to the condition of the spoken voice command, perform a voice recognition operation. OK: Voice command is recognized normally. HINT:

 Cellular Phone Registration Failure

CAUTION / NOTICE / HINT NOTICE: 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

 Cellular Phone Inspection

CAUTION / NOTICE / HINT 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 1.

SEE MORE:

 Removal

REMOVAL PROCEDURE 1. DRAIN ENGINE COOLANT Click here 2. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY Click here 3. REMOVE AIR CLEANER CAP AND HOSE Click here 4. REMOVE EGR VALVE ASSEMBLY (a) Disconnect the connector from the EGR valve assembly. (b) Slide the 2 clamps and disconnect

 Diagnosis System

DIAGNOSIS SYSTEM DESCRIPTION (a) Diagnostic Trouble Codes (DTCs) for the LEXUS ENFORM system can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and to repair it. CHECK DLC3 (a) Check the DLC3. Cli

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