Toyota Tundra. Manual — part 1745

Fig. 49: Checking Operation Of Air Switching Valve
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

Apply battery voltage across terminals 1 and 5

3

Check that air flows from port A to port B

If the result is not as specified, replace the air switching valve assembly

Fig. 50: Checking Air Flows From Port A To Port B
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NOTE:

When applying voltage, do not touch terminals 2, 3 and 4.

2009 Toyota Tundra

2009 ENG NE Emission Control (3UR-FBE) - Tundra

INSTALLATION

1

INSTALL NO. 3 AIR TUBE

a

Install a new gasket and the No 3 air tube with the 2 bolts

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

HINT:

The identification color on the flange is orange

Fig. 51: Locating No. 3 Air Tube And Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

INSTALL NO. 2 AIR TUBE

a

Install a new gasket and the No 2 air tube with the 2 bolts

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

HINT:

The identification color on the flange is blue

NOTE:

Make sure the gasket's claws are not caught between the air tube and
air switching valve.

NOTE:

Make sure the gasket's claws are not caught between the air tube and
air switching valve.

2009 Toyota Tundra

2009 ENG NE Emission Control (3UR-FBE) - Tundra

Fig. 52: Locating No. 2 Air Tube And Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3

INSTALL AIR SWITCHING VALVE ASSEMBLY

a

Install the air switching valve with the 3 bolts

Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf)

Fig. 53: Locating Air Switching Valve With Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b

Connect the 2 air switching valve connectors

c

Install the bracket with the bolt

Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf)

Fig. 54: Locating Air Switching Valve Assembly

2009 Toyota Tundra

2009 ENG NE Emission Control (3UR-FBE) - Tundra

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

d

Connect the knock sensor connector

4

INSTALL AIR TUBE

a

Connect the 2 No 1 air hoses to the air tube

b

Connect the air tube to the air switching valve, and install the air tube with the 2 bolts

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

Fig. 55: Locating Air Tube Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

c

Connect the air pump connector clamp's holder

d

Attach the wire harness claw

e

Connect the air pump connector

f

Connect the No 2 and No 3 hose

Fig. 56: Locating No. 2 And No. 3 Hoses
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

5

INSTALL FRONT WATER BY-PASS JOINT

a

Install 2 new gaskets and the front water by-pass joint with the 4 nuts

Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf)

2009 Toyota Tundra

2009 ENG NE Emission Control (3UR-FBE) - Tundra