Toyota Tundra. Manual — part 1749

e

Disconnect the vent line hose

1

Pinch the retainer and then raise it

f

Disconnect the wire harness clamp

Fig. 80: Locating Wire Harness Clamp
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

g

Remove the 4 bolts and canister

Fig. 81: Locating Canister Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NOTE:



Do not use any tools in this procedure.



Check for any dirt and foreign matter contamination in the
canister and around the hose. Clean if necessary. Foreign
matter may damage the O-rings or cause leaks in the seal
between the canister and hose.

NOTE:



Do not use any tools in this procedure.



Check for any dirt and foreign matter contamination in the
valve and around the connector. Clean if necessary.
Foreign matter may damage the O-rings or cause leaks in
the seal between the valve and connector.

2009 Toyota Tundra

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

INSPECTION

1

INSPECT CANISTER ASSEMBLY

a

Visually check the canister for cracks or damage If cracks or damage are found, replace the
canister assembly

Fig. 82: Locating Canister Assembly
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b

Check for the canister operation

1

With the purge port closed, blow 2 kPa (20 gf/cm

2

, 0 3 psi) of air into the vent port, and

check that air flows from the air inlet port If the result is not as specified, replace the canister
assembly

Fig. 83: Identifying Purge Port And Vent Port
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

With the vent port closed, blow 1 kPa (10 gf/cm

2

, 0 2 psi) of air inlet port, and check that air

flows from the purge port If the result is not as specified, replace the canister assembly

2009 Toyota Tundra

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

Fig. 84: Identifying Air Inlet Port, Purge Port And Vent Port
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

c

Check for air leak

1

Remove the air hose between ports A and B

Fig. 85: Checking Air Hose Between Ports A And B
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

Connect the pressure gauge to the vent port of the canister

3

With port B, purge port and the air inlet port closed and port A open, apply 20 kPa (0 2
kgf/cm

2

, 2 9 psi) of pressurized air into the vent port, then confirm that pressure is retained

for 1 minute

If the result is not as specified, replace the canister assembly

2009 Toyota Tundra

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

d

Check the leak detection pump

1

Remove the detection pump from the canister

2

Check that air flows from port A to B and then to C

If the result is not as specified, replace the canister assembly

Fig. 86: Checking Air Flows From Port A To B And C
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3

Connect the positive (+) lead of the battery to terminal 7 and the negative (-) lead to terminal
6

Fig. 87: Connecting Positive Lead Of Battery Terminal 7 And Negative Lead To
Terminal 6
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

4

Check that the valve is closed

If the result is not as specified, replace the canister assembly

5

Install the detection pump

INSTALLATION

1

INSTALL CANISTER ASSEMBLY

a

Install the canister with the 4 bolts

2009 Toyota Tundra

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