Toyota Tundra. Manual — part 1763

Fig. 57: Checking Operation Of Air Switching Valves
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

Apply battery voltage across terminals 1 and 5

Fig. 58: Applying Battery Voltage Across Terminals 1 And 5 Of Air Switching Valves
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3

Check that air flows from port A to port B

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

NOTE:

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

2009 Toyota Tundra

2009 ENG NE Emission Control (3UR-FE) - 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. 59: Identifying No. 3 Air Tube Bolts And Gasket
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-FE) - Tundra

Fig. 60: Identifying No. 2 Air Tube 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. 61: Identifying 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)

d

Connect the knock sensor's connector

2009 Toyota Tundra

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

Fig. 62: Identifying Knock Sensor'S Connector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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. 63: Identifying Air Tube With Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

c

Connect the air pump connector clamp's holder

Fig. 64: Identifying Connector, Air Pump Hoses Connectors And Clamps
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2009 Toyota Tundra

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