Toyota Sienna Service Manual: Cooling fan system

Cooling system

On-vehicle inspection 1. INSPECT FOR COOLANT LEAK CAUTION: Do not remove the radiator cap while the engine and radiator are still hot. Pressurized, hot engine coolant and steam may b ...

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 of ...

Other materials:

Throttle Actuator Control Motor Current Range / Performance
DESCRIPTION The ETCS (Electronic Throttle Control System) has a dedicated power supply circuit. The voltage (+BM) is monitored and when it is low (less than 4 V), the ECM determines that there is a malfunction in the ETCS and cuts off the current to the throttle actuator. When the volt ...

Removal
1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM (See page AC-172) 2. REMOVE NO. 2 AIR CLEANER INLET (See page EM- 28) 3. REMOVE FRONT BUMPER ASSEMBLY (See page ET-3) 4. DISCONNECT DISCHARGE HOSE SUB-ASSEMBLY (a) Remove the bolt and disconnect the discharge hose sub-assembly from the coo ...

Parking Brake Switch Circuit
DESCRIPTION This circuit is from the parking brake switch to the radio and navigation assembly. WIRING DIAGRAM INSPECTION PROCEDURE 1 CHECK BRAKE WARNING LIGHT Check that the brake warning light comes on when the parking brake is applied and goes off when it is released. OK: The ...