Lexus ES: Voice Guidance does not Function
CAUTION / NOTICE / HINT
NOTICE:
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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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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:
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A communication malfunction DTC may be stored.
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The radio receiver assembly may not operate normally.
PROCEDURE
1. | CHECK VOICE GUIDANCE SETTING |
(a) Check that the voice guidance setting is not off.
OK:
Voice guidance setting is not off.
NG | | CHANGE THE VOICE GUIDANCE SETTING TO ON |
OK | | |
(a) Check that sound can be heard from a front speaker.
OK:
Sound can be heard.
READ NEXT:
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:
COMPONENTS ILLUSTRATION *A for Driver Side *B for Front Passenger Side *C for 17 Speakers - - *1 COURTESY LIGHT ASSEMBLY *2 FRONT DOOR TRIM BOARD SUB-ASSEMBLY *3 FR
SEE MORE:
SYSTEM DIAGRAM Communication Table Transmitter Receiver Signal Communication Method Rear Window Defogger Switch (Air Conditioning Control Assembly) Air Conditioning Amplifier Assembly Rear Window Defogger Switch Signal LIN
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the window defogger system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. CUSTOMER PROBLEM ANALYSIS HINT:
In troubleshooting, confirm that the problem sym
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