Toyota Tundra. Manual — part 1698

f. Attach the wire harness clamp.

g. Connect the air pump's connector.

h. Connect the No. 2 and No. 3 air hoses.

Fig. 21: Identifying No. 2 And No. 3 Air Hoses
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

4. CONNECT WATER BY-PASS PIPE

a. Connect the water by-pass pipe with water hose.

HINT:

Install the hose so that the direction of the hose clamp is as indicated in the illustration.

b. Install the 3 bolts.

Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)

2009 Toyota Tundra

2009 ENGINE Cooling (3UR-FE) - Tundra

Fig. 22: Identifying Water By-Pass Pipe Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

c. Connect the No. 6 water by-pass hose.

5. INSTALL NO. 1 WATER BY-PASS HOSE (See INSTALLATION )

6. INSTALL FAN SHROUD (see INSTALLATION )

7. CONNECT INLET RADIATOR HOSE

8. CONNECT OUTLET RADIATOR HOSE

9. INSTALL AIR CLEANER HOSE ASSEMBLY (See INSTALLATION )

10. INSTALL AIR CLEANER ASSEMBLY WITH ELEMENT (See INSTALLATION )

11. ADD ENGINE COOLANT (see REPLACEMENT )

12. INSPECT FOR COOLANT LEAK (see ON-VEHICLE INSPECTION )

13. INSTALL V-BANK COVER SUB-ASSEMBLY (See INSTALLATION )

14. INSTALL NO. 1 ENGINE UNDER COVER (See REPLACEMENT )

THERMOSTAT

COMPONENTS

2009 Toyota Tundra

2009 ENGINE Cooling (3UR-FE) - Tundra

Fig. 23: Identifying Thermostat Components With Torque Specifications
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

REMOVAL

HINT:

If the thermostat was not installed, cooling efficiency would decrease Even if the engine tends to overheat, do
not remove the thermostat

2009 Toyota Tundra

2009 ENGINE Cooling (3UR-FE) - Tundra

1

REMOVE NO. 1 ENGINE UNDER COVER (See REPLACEMENT )

2

DRAIN ENGINE COOLANT (see REPLACEMENT )

3

REMOVE V-BANK COVER SUB-ASSEMBLY (See REMOVAL )

4

DISCONNECT OUTLET RADIATOR HOSE

5

REMOVE WATER INLET SUB-ASSEMBLY WITH THERMOSTAT

a

Disconnect the No 2 and No 3 air hoses

Fig. 24: Locating No. 2 And No. 3 Air Hoses
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b

Disconnect the air pump's connector

c

Disconnect the air pump connector clamp's holder

d

Using a clip remover, detach the wire harness clamp

e

Disconnect the No 5 water by-pass hose

f

Remove the air tube bracket's bolt

Fig. 25: Identifying Air Tube Bracket's Bolt
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

g

Remove the 3 nuts, water inlet with thermostat and gasket

2009 Toyota Tundra

2009 ENGINE Cooling (3UR-FE) - Tundra