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Home >> Lexus >> 2012 >> IS 250C V6-2.5L (4GR-FSE) >> Repair and Diagnosis >> Accessories and Optional Equipment >> Radio, Stereo, and Compact Disc >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Audio And Visual System (w/o Navigation System with Multi-Display) >> Voice Guidance does not Function
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Voice Guidance does not Function





AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM (w/o Navigation System with Multi-display): Voice Guidance does not Function
- Voice Guidance does not Function

INSPECTION PROCEDURE

PROCEDURE

1. CHECK VOICE GUIDANCE SETTING

(a) Display the "Voice Settings" screen.

(b) Check that "Voice Volume" is not "Off".





OK:

Voice volume is not "Off".

Text in Illustration





NG -- TURN VOICE VOLUME EXCEPT "Off"
OK -- Continue to next step.

2. CHECK DATA DISC

(a) Check that the data disc is not deformed or cracked.





OK:

No deformations or cracks on the data disc

NG -- REPLACE DATA DISC
OK -- Continue to next step.

3. CHECK CABIN

(a) Check that condensation is not likely to occur in the cabin, and that the temperature is not high or extremely low in the cabin.

HINT
* A humid cabin and a rapid change in temperature may lead to condensation. Condensation in the cabin may cause a short circuit.
* The audio and visual system may not operate normally when the temperature is -20°C (-4°F) or lower, or 65°C (149°F) or higher.

OK:

Condensation is not likely being produced and the temperature is not high or extremely low.

NG -- SET CABIN TO APPROPRIATE TEMPERATURE
OK -- Continue to next step.

4. CHECK AUDIO FUNCTION

(a) Check that audio sound can be heard from the driver side speaker.

OK:

Sound can be heard from the audio system.

NG -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Problem Symptoms Table

OK -- REPLACE DISPLAY AND NAVIGATION MODULE DISPLAY Removal