Last Modified: 04-05-2023 |
6.11:8.1.0 |
Doc ID: RM100000000WQ19 |
Model Year Start: 2016 |
Model: Sienna |
Prod Date Range: [12/2015 -
] |
Title: MF1A (TRANSFER / 4WD / AWD): ACTIVE TORQUE CONTROL 4WD 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 listed to troubleshoot the Active Torque Control 4WD 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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INSPECT BATTERY VOLTAGE
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Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
NEXT
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3.
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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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B |
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GO TO CAN COMMUNICATION SYSTEM
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A
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(a) Check for DTCs.
Click here
(b) Clear the DTCs.
(c) Recheck for DTCs.
Result
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Proceed to
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DTC does not reoccur
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A
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DTC does reoccur
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B
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A
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5.
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PROBLEM SYMPTOMS TABLE
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(a) Refer to Problem Symptoms Table.
Result
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Proceed to
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Fault not listed in problem symptoms table
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A
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Fault listed in problem symptoms table
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B
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A
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6.
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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
NEXT
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NEXT
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NEXT |
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END
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