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Toyota Sienna Service Manual: Engine coolant temperature sensor

Toyota Sienna Service Manual / Engine / 2Gr-fe engine control system / Engine coolant temperature sensor

COMPONENTS

Engine coolant temperature sensor

REMOVAL

1. DRAIN ENGINE COOLANT (See page CO-6) 2. REMOVE V-BANK COVER SUB-ASSEMBLY (See page EM-28) 3. REMOVE NO. 2 AIR CLEANER INLET (See page EM- 28) 4. REMOVE NO. 1 AIR CLEANER INLET (See page EM- 28) 5. REMOVE AIR CLEANER CAP SUB-ASSEMBLY (See page ES-493) 6. REMOVE AIR CLEANER CASE SUB-ASSEMBLY (See page EM-28) 7. REMOVE ENGINE COOLANT TEMPERATURE SENSOR

REMOVE ENGINE COOLANT TEMPERATURE SENSOR

(a) Remove the engine coolant temperature sensor connector.

(b) Remove the engine coolant temperature sensor.

INSPECTION

1. INSPECT ENGINE COOLANT TEMPERATURE SENSOR

 INSPECT ENGINE COOLANT TEMPERATURE SENSOR

(a) Using an ohmmeter, measure the resistance between the terminals.

Standard resistance

NOTICE: In case of checking the engine coolant temperature sensor in water, do not allow water to go into the terminals. After checking, dry the engine coolant temperature sensor.

INSTALLATION

1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR

INSTALL ENGINE COOLANT TEMPERATURE SENSOR

(a) Install the engine coolant temperature sensor.

Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf) (b) Connect the engine coolant temperature sensor connector.

2. INSTALL AIR CLEANER CASE SUB-ASSEMBLY (See page EM-59) 3. INSTALL AIR CLEANER CAP SUB-ASSEMBLY (See page ES-496) 4. INSTALL NO. 1 AIR CLEANER INLET (See page EM- 59) 5. INSTALL NO. 2 AIR CLEANER INLET (See page EM- 60) 6. ADD ENGINE COOLANT (See page CO-7) 7. INSPECT FOR ENGINE COOLANT LEAK (See page CO-1) 8. INSTALL V-BANK COVER SUB-ASSEMBLY (See page EM-63)

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