Toyota Sienna Service Manual: Precaution
NOTICE:
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HINT: If all of the following are met for a certain period of time during a few minute period immediately before the engine is stopped, the electric fans will continue to operate for 3 minutes after the engine is stopped. This is performed to ensure restartability and stabilize idle speed.
– The intelligent tester indicates a very high coolant temperature.
– The intelligent tester indicates a high outside air temperature.
– The vehicle has been driven under high load (driving on an uphill or equivalent).
The following sensors are used for this control:
– Coolant temperature sensor
– Outside air temperature sensor
– MAF sensor
– Vehicle speed sensors
PARTS LOCATION
SYSTEM DIAGRAM
On-vehicle inspection
1. INSPECT COOLING FAN SYSTEM
(a) Put the vehicle in the following conditions
(1) The engine switch is off.
(2) The coolant temperature is less than 95°C
(203°F).
(3) The battery voltage is ...
Other materials:
Operation flow
HINT:
Perform troubleshooting in accordance with the
procedures below. The following is an outline of basic
troubleshooting procedures. Confirm the troubleshooting
procedures for the circuit you are working on before
beginning troubleshooting.
VEHICLE BROUGHT TO WORKSHOP
CUSTOMER PR ...
Master Error
DTC 01-DF Master Error
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
01-DF
*1
The device with a display fails and the master is
switched to the audio device.
Also when a communication error between sub-master
(audio) and master occu ...
Installation
1. INSTALL SPARK PLUG
(a) Install the 6 spark plugs.
Torque: 18 N*m (183 kgf*cm, 13 ft.*lbf)
2. INSTALL IGNITION COIL ASSEMBLY
(a) Install the 6 ignition coils with the 6 bolts.
Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
(b) Connect the 6 ignition coil connectors.
3. INSTALL NO. 1 SUR ...
