Last Modified: 04-05-2023 |
6.11:8.1.0 |
Doc ID: RM100000000VIQ7 |
Model Year Start: 2016 |
Model: Sienna |
Prod Date Range: [12/2015 - 08/2016] |
Title: MF1A (TRANSFER / 4WD / AWD): ACTIVE TORQUE CONTROL 4WD SYSTEM: AWD Warning Light does not Come ON; 2016 MY Sienna [12/2015 - 08/2016] |
AWD Warning Light does not Come ON
|
DESCRIPTION
Refer to "AWD Warning Light Remains ON" (See page
).
WIRING DIAGRAM
Refer to "AWD Warning Light Remains ON" (See page
).
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
HINT:
Check the condition of each related circuit connector before troubleshooting (See page
).
PROCEDURE
1.
|
CHECK CAN COMMUNICATION SYSTEM
|
(a) Check if CAN communication system DTCs are output.
Result
Result
|
Proceed to
|
CAN communication system DTC is not output
|
A
|
CAN communication system DTC is output
|
B
|
HINT:
When DTCs indicating a CAN communication system malfunction are output, repair the CAN communication system before repairing each corresponding sensor.
A
|
|
|
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / Four Wheel Drive / Active Test.
(e) According to the display on the Techstream, perform the Active Test.
Four Wheel Drive
Tester Display
|
Test Part
|
Control Range
|
Diagnostic Note
|
4WD Warning Light
|
AWD warning (multi-information display) / ON or OFF
|
ON: Warning on
OFF: Warning off
|
Observe combination meter
|
(f) When performing the 4WD Warning Light Active Test, check 4WD Warning Light in the Data List.
Four Wheel Drive
Tester Display
|
Measurement Item/Range
|
Normal Condition
|
Diagnostic Note
|
4WD Warning Light
|
AWD warning (multi-information display) / ON or OFF
|
ON: Warning on
OFF: Warning off
|
-
|
Result
Result
|
Proceed to
|
Does not change between ON and OFF
|
A
|
Changes between ON and OFF
|
B
|
|