NO.6 NO VOICE NAVIGATION [CAR-NAVIGATION SYSTEM]
id0903e8910500
6 |
No voice navigation. |
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POSSIBLE CAUSE
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• Improper adjustment of the navigation voice volume
• Car-navigation unit malfunction
• Poor connection of front door speaker connector, terminal damage
• Front door speaker malfunction
• Poor connection of car-navigation unit connector, terminal damage
• Open or short circuit in wiring harness between car-navigation unit and front door speaker through audio amplifier.
• Poor connection of audio amplifier connector, terminal damage
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Diagnostic procedure
STEP |
INSPECTION |
ACTION |
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1
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• Is the voice navigation mute?
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Yes
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Go to the next step.
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No
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Turn on the voice navigation.
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2
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• Turn the audio power switch (CD, radio) to ON.
• Does the front speaker work?
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Yes
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Go to Step 6.
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No
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Go to the next step.
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3
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• Turn the ignition switch to LOCK position.
• Remove the front door speaker.
• Is front door speaker securely connected?
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Yes
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Go to the next step.
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No
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Securely connect the front door speaker connector.
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4
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• Disconnect the front door speaker connector (2-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?
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Yes
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Go to the next step.
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No
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If the front door speaker connector is wrong:
• Replace the front door speaker.
If the wiring harness-side connector is wrong:
• Repair or replace the pins and/or the connector.
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5
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• Inspect the front door speaker.
• Is it normal?
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Yes
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Go to the next step.
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No
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Replace the front door speaker.
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6
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• Inspect the connection of car-navigation unit connector (24-pin).
• Is the connector securely connected?
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Yes
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Go to the next step.
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No
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Securely connect the car-navigation unit connector.
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7
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• Disconnect the car-navigation unit connector (24-pin).
• Inspect both the car-navigation unit and wiring harness-side connector terminal 1A and 1C for poor connection (such as damaged/pulled out pins, corrosion).
• Are all pins normal?
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Yes
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Go to the next step.
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No
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If the car-navigation unit connector is wrong:
• Replace the car-navigation unit.
If the wiring harness-side connector is wrong:
• Repair or replace the pins and/or the connector.
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8
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• Inspect the continuity between following terminals:
• Is there continuity?
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Yes
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Go to the next step.
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No
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Repair or replace the related wiring harness between the audio amplifier and the car-navigation unit.
Then go to the next step.
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9
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• Inspect the connection of the audio amplifier connector.
• Is the connector connected securely?
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Yes
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Go to the next step.
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No
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Connect the audio amplifier securely.
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10
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• Turn the ignition switch to the LOCK position.
• Disconnect the audio amplifier connector.
• Inspect the continuity between following terminals: Inspect the continuity between the following terminals of the audio amplifier connector and speaker connector.
• Is there continuity?
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Yes
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Replace the speaker.
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No
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Repair or replace the related wiring harness.
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