REAL TIME TRAFFIC FUNCTION INFORMATION NOT DISPLAYED [ENTERTAINMENT SYSTEM [WITH CENTER DISPLAY]]
id0903l8061800
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Description
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REAL TIME TRAFFIC FUNCTION INFORMATION NOT DISPLAYED
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Information such as gas prices, weather, and nearest restaurant is not output in navigation mode
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Possible Causes
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• SD card malfunction
• Electronic jamming from outside, or inferior condition of broadcasting station radio wave
• Poor reception of FM radio
• Malfunction due to effects of surrounding environment
• Mobile device such as customer's Smartphone malfunction
• Connector poor contact or terminal damage
• Connectivity master unit (CMU) malfunction
• Auxiliary jack/USB port/SD card slot hub malfunction
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Diagnostic Procedure
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Step |
Inspection |
Action |
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1
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VISUALLY INSPECT SD CARD
• Visually inspect the SD card for looseness or damage.
• Is the SD card normal?
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Yes
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Go to the next step.
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No
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System is normal. (explain to the customer that there is a malfunction in SD card)
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2
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VERIFY IF MALFUNCTION CAUSE IS EXTRINSIC NOISE
• Ask the customer malfunction condition.
• Does the malfunction occur at the specified place where extrinsic noise is received such as a TV tower, electric power station, or a broadcast station?
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Yes
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System is normal. (Explain the customer that operation cannot be performed caused by extrinsic noise.)
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No
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Go to the next step.
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3
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VERIFY REAL TIME TRAFFIC FUNCTION SPECIFICATION
• Is the real time traffic function specification the FM Radio Data System (RDS)- TMC (Traffic Message Channel)?
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Yes
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Go to the next step.
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No
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Go to Step 7.
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4
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VERIFY FM RADIO RECEPTION CONDITION
• Is the FM radio reception condition normal?
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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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5
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INSPECT FM RADIO-RELATED PARTS
• Inspect the following parts.
• Are all items normal?
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Yes
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Replace the tuner and amp unit (TAU), then go to the next step.
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No
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Repair or replace the malfunctioning part, then go to the next step.
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6
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VERIFY IF MALFUNCTION CAUSE IS CORRECTED
• Switch the ignition to ACC or ON (engine off or on).
• Is traffic information displayed?
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Yes
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Troubleshooting completed.
Explain to the customer that the following may have occurred.
• Information center is performing maintenance
• Radio Data System (RDS)- TMC (Traffic Message Channel) is not a global service. It may not be available in customer’s country or region.
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No
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Verify the malfunction symptom in the symptom troubleshooting chart and perform the other applicable malfunction diagnosis.
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7
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VERIFY IF MALFUNCTION CAUSE IS MOBILE DEVICE SETTING SUCH AS SMARTPHONE
• After obtaining the customer's consent, verify that the Wi-Fi™ connection setting for the mobile device such as a Smartphone is turned on.
• Is the Wi-Fi™ connection setting turned on?
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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 Wi-Fi™ connection setting for the mobile device, then go to Step 17.
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8
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VERIFY IF MALFUNCTION CAUSE IS CMU SETTING
• Verify that the CMU Wi-Fi™ connection setting is turned on.
• Is the CMU Wi-Fi™ connection setting turned on?
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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 CMU Wi-Fi™ connection setting, then go to Step 17.
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9
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VERIFY IF MALFUNCTION CAUSE IS OBSTRUCTION SUCH AS BUILDING
• Set the mobile device such as a Smartphone and the CMU Wi-Fi™ connection setting to on when the malfunction occurred.
• Select the navigation mode by operating the center display or the commander switch.
• Move the vehicle to an area where the mobile device such as a Smartphone can receive radio waves.
• Is information such as gas prices, weather, and the nearest restaurant displayed?
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Yes
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System is normal (explain to the customer that Wi-Fi™ communication could not be received normally due to driving in an area with tunnels or obstructions).
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No
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Go to the next step.
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10
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DETERMINE IF MALFUNCTION CAUSE IS MOBILE DEVICE SUCH AS SMARTPHONE
• After obtaining the customer's consent, set the CMU Wi-Fi™ connection setting using a mobile device such as a Smartphone not used when the malfunction occurred.
• Select the navigation mode by operating the center display or the commander switch.
• Move the vehicle to an area where the mobile device such as a Smartphone can receive radio waves.
• Is information such as gas prices, weather, and the nearest restaurant displayed?
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Yes
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System is normal (explain to customer that the cause is mobile device malfunction such as Smartphone).
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No
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Go to the next step.
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11
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INSPECT AUXILIARY JACK/USB PORT/SD CARD SLOT HUB CONNECTOR
• Disconnect the negative battery cable.
• Disconnect the auxiliary jack/USB port/SD card slot hub connector.
• Inspect the connector engagement and connection condition and inspect the terminals for damage, deformation, corrosion, or disconnection.
• Is the connector normal?
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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 connector, then go to Step 17.
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12
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INSPECT CMU CONNECTOR
• Disconnect the CMU connector.
• Inspect the connector engagement and connection condition and inspect the terminals for damage, deformation, corrosion, or disconnection.
• Is the connector normal?
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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 connector, then go to Step 17.
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13
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VERIFY IF MALFUNCTION CAUSE IS OPEN CIRCUIT IN WIRING HARNESS BETWEEN CMU AND AUXILIARY JACK/USB PORT/SD CARD SLOT HUB
• Verify that the auxiliary jack/USB port/SD card slot hub and the CMU connector are disconnected.
• Inspect the wiring harness for continuity between the following terminals (vehicle wiring harness side).
• 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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• Refer to the wiring diagram and verify if there is a common connector between the following terminals.
• Go to Step 17.
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14
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VERIFY IF MALFUNCTION CAUSE IS SHORT CIRCUIT TO GROUND IN WIRING HARNESS BETWEEN CMU AND AUXILIARY JACK/USB PORT/SD CARD SLOT HUB
• Verify that the auxiliary jack/USB port/SD card slot hub and the CMU connector are disconnected.
• Inspect for continuity between the following wiring harness terminals (vehicle wiring harness side) and body ground.
• Is there continuity?
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Yes
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• Refer to the wiring diagram and verify if there is a common connector between the following terminals.
• Go to Step 17.
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No
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Go to the next step.
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15
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VERIFY IF MALFUNCTION CAUSE IS SHORT CIRCUIT TO POWER SUPPLY IN WIRING HARNESS BETWEEN CMU AND AUXILIARY JACK/USB PORT/SD CARD SLOT HUB
• Verify that the auxiliary jack/USB port/SD card slot hub and the CMU connector are disconnected.
• Reconnect the negative battery cable.
• Switch the ignition to ACC or ON (engine off or on).
• Measure the voltage at the following terminals (vehicle wiring harness side).
• Is the voltage B+?
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Yes
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• Refer to the wiring diagram and verify if there is a common connector between the following terminals.
• Go to Step 17.
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No
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Go to the next step.
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16
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DETERMINE IF MALFUNCTION CAUSE IS AUXILIARY JACK/USB PORT/SD CARD SLOT HUB
• Disconnect the negative battery cable.
• Replace the auxiliary jack/USB port/SD card slot hub.
• Connect all the connectors.
• Reconnect the negative battery cable.
• Switch the ignition to ACC or ON (engine off or on).
• Set the mobile device such as a Smartphone and the CMU Wi-Fi™ connection setting to on when the malfunction occurred.
• Select the navigation mode by operating the center display or the commander switch.
• Move the vehicle to an area where the mobile device such as a Smartphone can receive radio waves.
• Is information such as gas price, weather, nearest restaurant displayed?
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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 CMU, then go to the next step.
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17
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VERIFY IF MALFUNCTION CAUSE IS CORRECTED
• Switch the ignition to ACC or ON (engine off or on).
• Set the mobile device such as a Smartphone and the CMU Wi-Fi™ connection setting to on when the malfunction occurred.
• Select the navigation mode by operating the center display or the commander switch.
• Move the vehicle to an area where the mobile device such as a Smartphone can receive radio waves.
• Is information such as gas price, weather, nearest restaurant displayed?
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Yes
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Explain to the customer that the following may have occurred.
• Service period of real time traffic function ended
• Information center is performing maintenance
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No
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Verify the malfunction symptom in the symptom troubleshooting chart and perform the other applicable malfunction diagnosis.
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