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:
Evaporative Emission System
DTC P043E Evaporative Emission System Reference Orifice
Clog Up
DTC P043F Evaporative Emission System Reference Orifice
High Flow
DTC P2401 Evaporative Emission System Leak Detection
Pump Control Circuit Low
DTC P2402 Evaporative Emission System Leak Detection
Pump Control Circuit High
DTC P ...
Diagnosis system
1. DIAGNOSIS FUNCTION
The diagnosis function makes the light and the
multi-information display come on, and the CRUISE
main indicator light blink as shown in the illustration.
When a malfunction occurs in the dynamic laser
cruise control system, the DTCs are stored in the
ECM ...
Fail-safe chart
1. FAIL-SAFE FUNCTION
When communication fails in any of the main wires
(communication lines) due to a short circuit or other
causes, the fail-safe function, which is specified for
each system, operates to prevent the system from
malfunctioning.
The table below shows the effects on eac ...