Diesel Data: Automotive Repair

Voice Guidance Does Not Function








NAVIGATION: NAVIGATION SYSTEM: Voice Guidance does not Function

Voice Guidance does not Function

INSPECTION PROCEDURE

PROCEDURE

1. CHECK NAVIGATION SETTING





(a) Enter the "Menu" screen by pressing the "MENU" switch.
(b) Select "Volume".





(c) Check that "Off" is not selected.
OK:
"Off" is not selected.

NG -- TURN VOICE GUIDANCE VOLUME UP TO 4 USING VOICE ADJUSTMENT SWITCHES
OK -- Continue to next step.

2. CHECK NAVIGATION SETTING





(a) Enter the "Menu" screen by pressing the "MENU" switch.
(b) Select "Setup".





(c) Check that "Voice guide in all modes" is not OFF.
OK:
Voice guide in all modes is not OFF.

NG -- TURN VOICE GUIDANCE IN ALL MODES "ON"
OK -- Continue to next step.

3. CHECK MAP DISC





(a) Check that the map disc is not deformed or cracked.
OK:
No deformations or cracks on map disc.

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

4. CHECK RADIO RECEIVER
(a) Check that audio sound can be heard from the driver side speaker.
OK:
Audio sound can be heard.

NG -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
OK -- REPLACE NAVIGATION ECU