Toyota Sienna Service Manual: Precaution for cooling fan system

Toyota Sienna Service Manual / Introduction / Repair instruction / Precaution / Precaution for cooling fan system

NOTICE: • When the ignition switch is turned off and the engine temperature is high, the cooling fans may operate for approximately 3 minutes. • After turning the ignition switch off, keep hands and objects away from the fans when they are operating.

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

For vehicles equipped with catalytic converter

CAUTION: If a large amount of unburned gasoline or gasoline vapors flow into the converter, it may cause overheating and create a fire hazard. To prevent this, observe the following precautio ...

Vehicle lift and support locations

1. NOTICE ABOUT VEHICLE CONDITION WHEN JACKING UP VEHICLE (a) The vehicle must be unloaded before jacking up/ lifting up the vehicle. Never jack up/lift up a heavily loaded vehicle. (b) When re ...

Other materials:

Disassembly
1. REMOVE GENERATOR CLUTCH PULLEY (A) using a screwdriver, remove the generator pulley cap. (b) Set SST (A) and (B). SST 09820-63020 (c) Clamp SST (A) in a vise. NOTICE: Be sure to fix the flat surface of SST (A) in a vise. (d) Place the rotor shaft end int ...

DVD Player Mechanical Error/ DVD Insertion and Ejection Error/ DVD Reading Abnormal
DTC 44-10 DVD Player Mechanical Error DTC 44-11 DVD Insertion and Ejection Error DTC 44-12 DVD Reading Abnormal DESCRIPTION DTC No. DTC Detecting Condition Trouble Area 44-10 A mechanical error in the DVD player is detected while the DVD is not being inser ...

Registration
1. DESCRIPTION OF CODE REGISTRATION HINT: The key has 2 codes: The key code (immobiliser code) and the wireless code. Both of these codes need to be registered. Refer to page for the wireless code registration procedures. When adding master keys or sub keys (Additional registration) ...