Last Modified: 04-05-2023 |
6.11:8.1.0 |
Doc ID: RM100000000WPDZ |
Model Year Start: 2016 |
Model: Sienna |
Prod Date Range: [12/2015 -
] |
Title: DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING; 2016 - 2020 MY Sienna [12/2015 - ] |
HOW TO PROCEED WITH TROUBLESHOOTING
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CAUTION / NOTICE / HINT
HINT:
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Use the following procedure to troubleshoot the power door lock control system.
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*: Use the Techstream.
PROCEDURE
1.
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VEHICLE BROUGHT TO WORKSHOP
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NEXT
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2.
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CUSTOMER PROBLEM ANALYSIS
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HINT:
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In 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.
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Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.
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The following 5 items are important points for problem analysis:
What
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Vehicle model, system name
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When
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Date, time, occurrence frequency
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Where
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Road conditions
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Under what conditions?
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Running conditions, driving conditions, weather conditions
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How did it happen?
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Problem symptoms
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NEXT
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3.
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INSPECT BATTERY VOLTAGE
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(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
NEXT
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4.
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CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*
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(a) Use the Techstream to check if the CAN communication system is functioning normally.
Result
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Proceed to
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CAN DTC is not output
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A
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CAN DTC is output
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B
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A
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5.
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CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*
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(a) Use the Techstream to check if the LIN communication system is functioning normally.
Result
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Proceed to
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LIN DTC is not output
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A
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LIN DTC is output
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B
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A
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6.
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PROBLEM SYMPTOMS TABLE
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(a) Refer to Problem Symptoms Table.
Click here
Result
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Proceed to
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Fault is not listed in Problem Symptoms Table
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A
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Fault is listed in Problem Symptoms Table
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B
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A
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7.
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OVERALL ANALYSIS AND TROUBLESHOOTING*
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(a) Terminals of ECU
Click here
(b) Data List / Active Test
Click here
(c) Operation Check
Click here
NEXT
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NEXT
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NEXT |
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END
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