Toyota Sienna Service Manual: Precaution

Toyota Sienna Service Manual / Engine / 2Gr-fe cooling / Cooling fan system / Precaution

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

PARTS LOCATION

PARTS LOCATION

SYSTEM DIAGRAM

SYSTEM DIAGRAM

Cooling fan system

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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:

Installation
1. INSTALL FRONT SUSPENSION ARM SUBASSEMBLY LOWER NO.1 LH (a) Install the front lower arm bush stopper to the front suspension arm sub-assembly lower No.1 LH. (b) Install the bolt and nut to the rear side of the front suspension arm sub-assembly lower No.1 LH. Torque: 206 N*m (2,100 kgf ...

Removal
1. Remove windshield wiper motor assembly hint: (see page ww-4) 2. Remove front outer cowl top panel subassembly (see page em-27) 3. Drain engine coolant (see page co-6) 4. Remove v-bank cover sub-assembly (see page em-28) 5. Remove no. 2 Air cleaner inlet (see page em- 28) 6. Remove no. 1 ...

Removal
1. REMOVE INSTRUMENT CLUSTER CENTER NO. 1 FINISH PANEL 2. REMOVE INSTRUMENT CLUSTER CENTER NO. 2 FINISH PANEL 3. REMOVE SHIFT LEVER KNOB SUB-ASSEMBLY 4. REMOVE POSITION INDICATOR HOUSING ASSEMBLY 5. REMOVE INSTRUMENT CLUSTER CENTER LOWER FINISH PANEL SUB-ASSEMBLY 6. REMOVE POWER POINT SOCKET A ...