NO.6 NO VOICE NAVIGATION [CAR-NAVIGATION SYSTEM (INTEGRATED MULTI INFORMATION DISPLAY)]SM2446157
NO.6 NO VOICE NAVIGATION [CAR-NAVIGATION SYSTEM (INTEGRATED MULTI INFORMATION DISPLAY)]

id0903h3910500

6

No voice navigation
POSSIBLE CAUSE
• Improper adjustment of the navigation guidance volume
• Multi information display malfunction
• Poor connection of front door speaker connector, terminal damage
• Front door speaker malfunction
• Poor connection of multi information display connector, terminal damage
• Open or short circuit in wiring harness between multi information display and front door speaker through audio amplifier (with Bose ®)/audio unit (without Bose ®).
• Poor connection of audio amplifier (with Bose ®)/audio unit (without Bose ®) connector, terminal damage

Diagnostic procedure

STEP

INSPECTION

ACTION
1
• Is the voice navigation mute?
Yes
Go to the next step.
No
Adjust the navigation guidance volume by navigation set-up. (Refer to navigation system owner’s manual.)
2
• Turn the audio power switch (CD, radio) to ON.
• Does the front speaker work?
Yes
Go to Step 6.
No
Go to the next step.
3
• Turn the ignition switch to LOCK position.
• Remove the front door speaker. (See FRONT DOOR SPEAKER REMOVAL/INSTALLATION.)
• Is front door speaker securely connected?
Yes
Go to the next step.
No
Securely connect the front door speaker connector.
4
• Disconnect the front door speaker connector (4-pin).
• Inspect both the front door speaker and wiring harness-side connector for poor connection (such as damaged/pulled out pins, corrosion).
• Are all the pins normal?
Yes
Go to the next step.
No
If the front door speaker connector is wrong:
• Replace the front door speaker. (See FRONT DOOR SPEAKER REMOVAL/INSTALLATION.)
If the wiring harness-side connector is wrong:
• Repair or replace the pins and/or the connector.
5
• Inspect the front door speaker. (See FRONT DOOR SPEAKER INSPECTION.)
• Is it normal?
Yes
Go to the next step.
No
Replace the front door speaker.
(See FRONT DOOR SPEAKER REMOVAL/INSTALLATION.)
6
• Inspect the connection of multi information display connector (24-pin).
• Is the connector securely connected?
Yes
Go to the next step.
No
Securely connect the multi information display connector.
7
• Disconnect the multi information display connector (24-pin).
• Inspect both the multi information display and wiring harness-side connector for poor connection (such as damaged/pulled out pins, corrosion).
• Are all pins normal?
Yes
Go to the next step.
No
If the multi information display connector is wrong:
• Replace the multi information display. (See MULTI INFORMATION DISPLAY REMOVAL/INSTALLATION.)
If the wiring harness-side connector is wrong:
• Repair or replace the pins and/or the connector.
8
• Inspect the continuity between the following terminals:
― Multi information display terminal 1I (Voice guidance +)—audio amplifier terminal 1H (with Bose ®)/audio unit terminal 2O (without Bose ®)
― Multi information display terminal 1J (Voice guidance -)—audio amplifier terminal 1G (with Bose ®)/audio unit terminal 2P (without Bose ®)
• Is there continuity?
Yes
Go to the next step.
No
• Repair or replace the related wiring harness between the audio amplifier (with Bose ®)/audio unit (without Bose ®)and the multi information display.
• Then go to the next step.
9
• Inspect the connection of the audio amplifier (with Bose ®)/audio unit (without Bose ®) connector.
• Is the connector connected securely?
Yes
Replace the multi information display.
(See MULTI INFORMATION DISPLAY REMOVAL/INSTALLATION.)
No
Securely connect the audio amplifier.(with Bose ®)/audio unit (without Bose ®).