RM35X0E _56 Audio / Visual / Telematics _078379 NAVIGATION / MULTI INFO DISPLAY _0380999 NAVIGATION SYSTEM Y

NAVIGATION / MULTI INFO DISPLAY  NAVIGATION SYSTEM  HOW TO PROCEED WITH TROUBLESHOOTING  


CAUTION / NOTICE / HINT

HINT:
·

Use the following procedure to troubleshoot the navigation system.

·

*: Use the GTS.



PROCEDURE

1.VEHICLE BROUGHT TO WORKSHOP
Result:
Proceed to
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2.CUSTOMER PROBLEM ANALYSIS
2.CUSTOMER PROBLEM ANALYSIS
·

When troubleshooting, check that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.

·

Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.

·

The following 5 items are important points for problem analysis:

What Vehicle model, system name
When Date, time, occurrence frequency
Where Road conditions
Under what conditions? Driving conditions, weather conditions
How did it happen? Problem symptoms


Result:
Proceed to
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3.INSPECT BATTERY VOLTAGE
3.INSPECT BATTERY VOLTAGE
a.

Measure the battery voltage.

Standard voltage:

11 to 14 V


HINT:

If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.



Result:
Proceed to
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NEXT

4.CHECK CABIN
4.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.

OK:

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


HINT:
·

A humid cabin and a rapid change in temperature may lead to condensation. Condensation in the cabin may cause a short circuit.

·

The navigation system may not operate normally when the temperature is -20°C (-4°F) or lower, or 65°C (149°F) or higher.




Result:
Proceed to
OK
NG



OK

5.CHECK NAVIGATION SYSTEM NORMAL CONDITION

NG

SET CABIN TO APPROPRIATE TEMPERATURE

5.CHECK NAVIGATION SYSTEM NORMAL CONDITION
a.

Refer to Check System Normal Condition.

Click hereAudio / Visual / Telematics>NAVIGATION / MULTI INFO DISPLAY>NAVIGATION SYSTEM>OPERATION CHECK


Result:
Result Proceed to
Symptom is not normal operation. A
Symptom is normal operation. B



A

6.CHECK CAN COMMUNICATION SYSTEM*

B

END

7.CHECK FOR DTC*
a.

Refer to DTC Check / Clear.

Click hereAudio / Visual / Telematics>NAVIGATION / MULTI INFO DISPLAY>NAVIGATION SYSTEM>DTC CHECK / CLEAR

Body Electrical > Navigation System > Trouble Codes
50001 212
Result:
Result Proceed to
DTCs are output. A
DTCs are not output. B




A

8.CLEAR DTC*

B

11.PROBLEM SYMPTOMS TABLE
8.CLEAR DTC*
a.

Refer to DTC Check / Clear.

Click hereAudio / Visual / Telematics>NAVIGATION / MULTI INFO DISPLAY>NAVIGATION SYSTEM>DTC CHECK / CLEAR

Body Electrical > Navigation System > Clear DTCs
50002 212
HINT:

The present DTCs may not indicate actual malfunctions depending on the vehicle operating conditions.



Result:
Proceed to
NEXT



NEXT

9.RECHECK FOR DTC*
9.RECHECK FOR DTC*
a.

Refer to DTC Check / Clear.

Click hereAudio / Visual / Telematics>NAVIGATION / MULTI INFO DISPLAY>NAVIGATION SYSTEM>DTC CHECK / CLEAR

Body Electrical > Navigation System > Trouble Codes
50001 212
Result:
Result Proceed to
DTCs are output. A
DTCs are not output. B


HINT:
·

Even if the problem symptom is not confirmed, check for DTCs. This is because the system stores history DTCs.

·

If more information is needed, perform a recheck using the "System Check Mode" screen after rechecking for DTCs using the GTS.

·

Check for DTCs and inspect the area that the code indicates.





A

10.DIAGNOSTIC TROUBLE CODE CHART

B

11.PROBLEM SYMPTOMS TABLE
11.PROBLEM SYMPTOMS TABLE
a.

Refer to Problem Symptoms Table.

Click hereAudio / Visual / Telematics>NAVIGATION / MULTI INFO DISPLAY>NAVIGATION SYSTEM>PROBLEM SYMPTOMS TABLE

Result:
Result Proceed to
Fault is not listed in Problem Symptoms Table. A
Fault is listed in Problem Symptoms Table. B


HINT:

If the symptoms do not recur and no DTCs are output, attempt to reproduce the symptoms.

Click hereGeneral>INTRODUCTION>HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS>HOW TO PROCEED WITH TROUBLESHOOTING




A

12.PERFORM TROUBLESHOOTING BASED ON PROBLEM SYMPTOM

B

13.CHECK CIRCUIT
13.CHECK CIRCUIT
a.

Adjust, repair or replace as necessary.


Result:
Proceed to
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NEXT

14.RECHECK FOR DTC*
14.RECHECK FOR DTC*
a.

After clearing DTCs, recheck for DTCs.

Click hereAudio / Visual / Telematics>NAVIGATION / MULTI INFO DISPLAY>NAVIGATION SYSTEM>DTC CHECK / CLEAR

Body Electrical > Navigation System > Clear DTCs
50002 212
Body Electrical > Navigation System > Trouble Codes
50001 212

Result:
Proceed to
NEXT



NEXT

15.PERFORM CONFIRMATION TEST
15.PERFORM CONFIRMATION TEST
Result:
Proceed to
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NEXT

END