Toyota Sienna 2010-2021 Owners Manual: Warning lights
Warning lights inform the driver of malfunctions in the indicated vehicle’s systems.
*1: These lights turn on when the engine switch is turned to the “ON” position (vehicles without a smart key system) or IGNITION ON mode (vehicles with a smart key system) to indicate that a system check is being performed.
They will turn off after the engine is started, or after a few seconds.
There may be a malfunction in a system if a light does not come on, or if the lights do not turn off. Have the vehicle inspected by your Toyota dealer.
*2: If equipped *3: The light flashes to indicate a malfunction.
Warning lights and
indicators
The warning lights and indicators on the instrument cluster and
center panel inform the driver of the status of the vehicle’s various
systems.
For the purpose of explanation, the following illu ...
Indicators
The indicators inform the driver of the operating state of the vehicle’s
various systems.
*1: If equipped
*2: These lights turn on when the engine switch is turned to the “ON” positio ...
Other materials:
TS and CG Terminal Circuit
DESCRIPTION
The Test Mode (signal check) circuit detects trouble in the sensor or switch
signal, which cannot be
detected by the DTC check.
Connecting terminals TS and CG of the DLC3 starts the check.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (BETWEEN SKID CONTR ...
Power Windows do not Operate at All
DESCRIPTION
If all of the door windows do not operate, no power may be supplied to the
power window master switch or
the power window master switch itself may have a malfunction.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT FUSE (PWR, ECU-IG, AM1)
Remove the fuses from the driver sid ...
Steering Angle Sensor Zero Point Malfunction
DTC C1290/66 Steering Angle Sensor Zero Point Malfunction
DESCRIPTION
The skid control ECU acquires steering angle sensor zero point every time the
ignition switch is turned to
the ON position and the vehicle is driven at 35 km/h (22 mph) or more for
approximately 5 seconds. The
ECU also sto ...