Toyota Sienna Service Manual: Cooling fan motor
On-vehicle inspection
1. No. 1 Cooling fan motor
(A) check that the motor turns smoothly when the battery is connected to the fan motor connector.
(B) measure the current while the motor is turning.
Standard current: 11.8 To 14.8 A at 20°c (68°f) if the result is not as specified, replace the no. 1 Cooling fan motor.
2. NO. 2 COOLING FAN MOTOR
(a) Check that the motor turns smoothly when the battery is connected to the fan motor connector.
(b) Measure the current while the motor is turning.
Standard current: 9 to 11 A at 20°C (68°F) If the result is not as specified, replace the No. 2 cooling fan motor.
Installation
1. Install thermostat
(a) Install a new gasket to the thermostat.
(b) Install the thermostat with the jiggle valve facing up.
Hint:
the jiggle valve may be set within 10° on either side
of ...
Cooling fan ecu
ON-VEHICLE INSPECTION
1. INSPECT COOLING FAN ECU
(a) Inspect the input voltage.
(1) Disconnect the cooling fan ECU connector.
(2) Turn the ignition switch to the ON position.
Check the ...
Other materials:
Vvt sensor
COMPONENTS
ON-VEHICLE INSPECTION
1. CHECK VVT SENSOR OUTPUT VOLTAGE
(a) Turn the ignition switch to the ON position.
(b) Check the voltage between the specified terminal
and body ground.
Standard voltage
(c) While turning the crankshaft pulley by hand,
measure the voltage betwe ...
Rear wheel alignment
ADJUSTMENT
NOTICE:
For vehicles equipped with VSC, if wheel alignment has
been adjusted, and if suspension or underbody
components have been removed/installed or replaced, be
sure to perform the following initialization procedure in
order for the system to function normally:
1. Disconnect the ...
Fail-safe chart
1. FAIL-SAFE
This function minimizes the loss of the ECT functions
when any malfunction occurs in a sensor or solenoid.
(a) ATF (Automatic Transmission Fluid) temperature
sensor:
When the ATF temperature sensor has a
malfunction, 5th upshift is prohibited.
(b) Counter gear speed sensor NC ...