Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000WP8F
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 - 11/2017]
Title: NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING; 2016 - 2017 MY Sienna [12/2015 - 11/2017]

HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the navigation system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP
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2.

CUSTOMER PROBLEM ANALYSIS
  • When troubleshooting, confirm 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 in 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
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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.

NEXT

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 less, or 65°C (149°F) or higher.
NG

SET CABIN TO APPROPRIATE TEMPERATURE
OK

5.

CHECK SD CARD (DISC PLAYER DISC)

(a) Enter the "SD Check" screen. Refer to Check SD Card (Disc Player Disc) in Operation Check.

Click here 2016 - 2017 MY Sienna [12/2015 - 11/2017]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: OPERATION CHECK

Result

Proceed to

"OK" is displayed.

A

"NG" is displayed.

B
B

REPLACE SD CARD (DISC PLAYER DISC)
A

6.

CHECK NAVIGATION SYSTEM NORMAL CONDITION

(a) Refer to Check Navigation System Normal Condition.

Click here 2016 - 2017 MY Sienna [12/2015 - 11/2017]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: OPERATION CHECK

Result

Proceed to

Symptom is not normal operation.

A

Symptom is normal operation.

B
B

SYMPTOM IS NORMAL OPERATION
A

7.

CHECK CAN COMMUNICATION SYSTEM*

(a) Check if CAN communication system DTCs output.

Click here 2016 MY Sienna [12/2015 - 08/2016]; NETWORKING: CAN COMMUNICATION SYSTEM: DIAGNOSIS SYSTEM 2017 MY Sienna [08/2016 - 11/2017]; NETWORKING: CAN COMMUNICATION SYSTEM: DIAGNOSIS SYSTEM

Result

Proceed to

CAN DTCs are not output.

A

CAN DTCs are output.

B
B

GO TO CAN COMMUNICATION SYSTEM 2016 MY Sienna [12/2015 - 08/2016]; NETWORKING: CAN COMMUNICATION SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING 2017 MY Sienna [08/2016 - 11/2017]; NETWORKING: CAN COMMUNICATION SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

A

8.

CHECK FOR DTC*

(a) Refer to DTC Check/Clear.

Click here 2016 - 2017 MY Sienna [12/2015 - 11/2017]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR

Result

Proceed to

DTCs are output.

A

DTCs are not output.

B
B

GO TO STEP 12

A

9.

DTC CLEAR*

(a) Refer to DTC Check/Clear.

Click here 2016 - 2017 MY Sienna [12/2015 - 11/2017]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR

HINT:

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

NEXT

10.

RECHECK FOR DTC*

(a) Refer to DTC Check/Clear.

Click here 2016 - 2017 MY Sienna [12/2015 - 11/2017]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR

Result

Proceed to

DTCs are output.

A

DTCs are not output.

B

HINT:

  • Even if the malfunction symptom is not confirmed, check for DTCs. This is because the system stores history DTCs.
  • Check the DTCs and inspect the area that the code indicates.
B

GO TO STEP 12

A

11.

DIAGNOSTIC TROUBLE CODE CHART

(a) Find the output code in Diagnostic Trouble Code Chart.

Click here 2016 - 2017 MY Sienna [12/2015 - 11/2017]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DIAGNOSTIC TROUBLE CODE CHART

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GO TO STEP 14

12.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table.

Click here 2016 MY Sienna [12/2015 - 08/2016]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: PROBLEM SYMPTOMS TABLE 2017 MY Sienna [08/2016 - 11/2017]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: PROBLEM SYMPTOMS TABLE

Result

Proceed to

Fault is not listed in Problem Symptoms Table.

A

Fault is listed in Problem Symptoms Table.

B

HINT:

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

Click here 2016 MY Sienna [12/2015 - 08/2016]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING 2017 MY Sienna [08/2016 - 11/2017]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING

B

ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE
A

13.

PERFORM TROUBLESHOOTING BASED ON MALFUNCTION SYMPTOM

(a) Refer to Terminals of ECU.

Click here 2016 - 2017 MY Sienna [12/2015 - 11/2017]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: TERMINALS OF ECU

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14.

CHECK CIRCUIT

(a) Adjust, repair or replace as necessary.

NEXT

15.

RECHECK FOR DTC

(a) After clearing DTCs, recheck for DTCs.

Click here 2016 - 2017 MY Sienna [12/2015 - 11/2017]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR

NEXT

16.

PERFORM CONFIRMATION TEST
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END