Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VIDP
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 - 08/2016]
Title: 2GR-FE FUEL: FUEL INJECTOR: REMOVAL; 2016 MY Sienna [12/2015 - 08/2016]

REMOVAL

PROCEDURE

1. DISCHARGE FUEL SYSTEM PRESSURE

(See page 2016 MY Sienna [12/2015 - 08/2016]; 2GR-FE FUEL: FUEL SYSTEM: PRECAUTION )

2. REMOVE INTAKE AIR SURGE TANK ASSEMBLY

(See page 2016 MY Sienna [12/2015 - 08/2016]; 2GR-FE INTAKE / EXHAUST: INTAKE MANIFOLD: REMOVAL )

3. REMOVE NO. 2 ENGINE MOUNTING STAY RH

(a) Remove the bolt, 2 nuts and No. 2 engine mounting stay RH.

4. REMOVE NO. 2 ENGINE MOUNTING STAY RH

(a) Remove the bolt and No. 2 engine mounting stay RH.

5. REMOVE FUEL HOSE PROTECTOR

(a) Disconnect the 3 fuel injector connectors and 2 harness clamps.

(b) Remove the 2 bolts, nut and fuel hose protector.

6. DISCONNECT FUEL TUBE SUB-ASSEMBLY

(a) Remove the EFI fuel pipe clamp.

Text in Illustration

*1

EFI Fuel Pipe Clamp

*2

Retainer

*3

Nylon Tube

*4

Fuel Pipe

*5

O-Ring

*6

Fuel Tube Connector

Pinch

Pull Out

(b) Pinch the retainer to release it as shown in the illustration and disconnect the fuel tube (See page 2016 MY Sienna [12/2015 - 08/2016]; 2GR-FE FUEL: FUEL SYSTEM: PRECAUTION ).

NOTICE:

  • Check for dirt or other foreign matter on the parts to be disconnected and clean them if necessary.
  • The fuel tube connector seals with an O-ring. Ensure that there is no damage or foreign matter on the contact surface.
  • If the connector and the pipe are stuck, push and pull on the connector to release them while pinching the retainer. Pull the connector out of the pipe carefully.
  • Do not use any tools.
  • Do not bend or twist the tubes.
  • Protect the contact surface by covering it with a plastic bag.

7. REMOVE FUEL INJECTOR ASSEMBLY

(a) Disconnect the 3 fuel injector connectors.

(b) Remove the 5 bolts and fuel delivery pipe sub-assembly together with the 6 fuel injectors.

NOTICE:

Be careful not to drop the fuel injectors when removing the fuel delivery pipe.

(c) Pull out the fuel injectors from the fuel delivery pipe.

Text in Illustration

Pull Out

NOTICE:

If the injectors are to be reused, reinstall them to the same cylinder they came from.

(d) Remove the 6 O-rings from the injectors.

Text in Illustration

*1

O-ring

8. REMOVE INJECTOR VIBRATION INSULATOR

(a) Remove the 6 injector vibration insulators from the intake manifold.