Toyota Tundra. Manual — part 2083

Fig. 29: Assembling SST
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

Discharge the fuel system pressure

3

Disconnect the fuel inlet hose (fuel tube connector) from the No 1 fuel pipe

4

Remove the bolt and disconnect the fuel pressure regulator from the fuel delivery pipe

5

Connect SST to the No 1 fuel pipe

Fig. 30: Connecting SST To No. 1 Fuel Pipe
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

6

Connect SST (hose) to the fuel inlet of the pressure regulator with another SST (union) and
the 2 bolts

NOTE:

Do not disconnect the No. 2 fuel pipe from the fuel pressure
regulator.

CAUTION: Always read the precautions before connecting the fuel

tube connector.

2009 Toyota Tundra

2009 ENGINE Fuel (1GR-FE) - Tundra

SST 09268-31011 (09268-41091, 95336-08070)

Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf)

Fig. 31: Connecting SST (Hose) To Fuel Inlet Of Pressure Regulator
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

7

Connect the fuel return hose to the fuel outlet of the pressure regulator

8

Install a new O-ring to the injector

9

Connect SST (adapter and hose) to the injector, and hold the injector and adapter with SST
(clamp)

SST 09268-31011 (95336-08070), 09268-41140, 09268-41400

Fig. 32: Connecting SST (Adapter And Hose) To Injector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

10

Put the injector into a graduated cylinder

HINT:

Install a suitable vinyl tube onto the injector to contain any gasoline spray

11

Operate the fuel pump

2009 Toyota Tundra

2009 ENGINE Fuel (1GR-FE) - Tundra

12

Connect SST (wire) to the injector and the battery for 15 seconds, and measure the injection
volume with a graduated cylinder Test each injector 2 or 3 times

SST 09842-30080

Standard volume

INJECTOR ASSEMBLY VOLUME SPECIFICATION CHART

Fig. 33: Connecting SST (Wire) To Injector And Battery
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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

b

Check for fuel leak

Fig. 34: Checking Fuel Leak
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

1

In the condition above, disconnect the tester probes of SST (wire) from the battery and check
for fuel leak from the injector

Injection Volume

Difference Between Each Injector

76 to 91 cm

3

(4 6 to 5 5 cu in ) per 15 seconds 15 cm

3

(0 9 cu in ) or less

NOTE:

Always turn the voltage on and off on the battery side, not the
fuel pump side.

2009 Toyota Tundra

2009 ENGINE Fuel (1GR-FE) - Tundra

Fuel leak:

1 drop or less per 16 minutes

INSTALLATION

1

INSTALL FUEL INJECTOR

a

Install a new insulator onto each fuel injector

Fig. 35: Identifying Fuel Injector Insulator And O-Ring
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b

Apply a light coat of spindle oil or gasoline to each new O-ring and install one onto each fuel
injector

c

Install the 6 injectors

1

While turning each fuel injector left and right, install it onto the fuel delivery pipe

2

Position the fuel injector connectors facing outward

Fig. 36: Identifying Fuel Injector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

INSTALL FUEL DELIVERY PIPE SUB-ASSEMBLY

a

Place the fuel delivery pipe together with the 6 fuel injectors on the intake manifold

b

Temporarily install the 6 bolts, which are used to hold the fuel delivery pipe, onto the intake
manifold

c

Check that the fuel injectors rotate smoothly

2009 Toyota Tundra

2009 ENGINE Fuel (1GR-FE) - Tundra