Toyota Sienna Service Manual: Removal

Toyota Sienna Service Manual / Engine / 2Gr-fe fuel / Fuel injector / Removal

1. DISCHARGE FUEL SYSTEM PRESSURE HINT: See page FU-1.

2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

3. REMOVE NO. 1 ENGINE UNDER COVER

4. DRAIN ENGINE COOLANT (See page CO-6)

5. REMOVE FRONT WIPER ARM HEAD CAP (See page WW-4)

6. REMOVE FRONT WIPER ARM RH (See page WW-4)

7. REMOVE FRONT WIPER ARM LH (See page WW-4)

8. REMOVE COWL TOP VENTILATOR LOUVER SUBASSEMBLY (See page WW-4)

9. REMOVE WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY (See page WW-4)

10. REMOVE NO. 1 COWL TOP TO COWL BRACE INNER

REMOVE NO. 1 COWL TOP TO COWL BRACE INNER

(a) Remove the 2 bolts and the No. 1 cowl top to cowl brace inner.

11. REMOVE COWL TOP PANEL SUB-ASSEMBLY OUTER FRONT

REMOVE COWL TOP PANEL SUB-ASSEMBLY OUTER FRONT

(a) Remove the wire harness clamp.

(b) Disconnect the fuel pump resistor connector.

12. REMOVE V-BANK COVER SUB-ASSEMBLY (See page EM-28)

13. REMOVE AIR CLEANER CAP SUB-ASSEMBLY

REMOVE AIR CLEANER CAP SUB-ASSEMBLY

(a) Disconnect the 3 vacuum hoses.

REMOVE AIR CLEANER CAP SUB-ASSEMBLY

(b) Remove the No. 2 ventilation hose and air cleaner hose band.

REMOVE AIR CLEANER CAP SUB-ASSEMBLY

(d) Remove the 2 bolts and air cleaner cap subassembly.

14. REMOVE INTAKE AIR SURGE TANK ASSEMBLY

REMOVE INTAKE AIR SURGE TANK ASSEMBLY

(a) Disconnect the 2 water by-pass hoses from the throttle with motor body assembly. (*1) (b) Disconnect the fuel vapor feed hose assembly.(*2) (c) Disconnect the throttle with motor body assembly connector and clamp. (*3)

REMOVE INTAKE AIR SURGE TANK ASSEMBLY

(d) Disconnect the No. 1 ventilation hose. (*4) (e) Disconnect the union to check valve hose. (*5)

REMOVE INTAKE AIR SURGE TANK ASSEMBLY

(f) Disconnect the connector.

REMOVE INTAKE AIR SURGE TANK ASSEMBLY

(g) Using a 5 mm socket hexagon wrench, remove the 4 bolts. (*1) (h) Remove the 2 nuts, 2 bolts, and intake air surge tank. (*2) (i) Remove the gasket from the intake air surge tank.

15. DISCONNECT FUEL TUBE SUB-ASSEMBLY

DISCONNECT FUEL TUBE SUB-ASSEMBLY

(a) Remove the No. 2 fuel pipe clamp.

(b) Pinch the tube connector and pull out the fuel pipe.

NOTICE:

Check that there is no dirt or other foreign objects around the connector before disconnecting it. Clean the connector as necessary.
It is necessary to prevent mud or dirt from entering the quick connector. If mud or dirt gets in the connector, the O-rings may not seal properly.
Only disconnect the quick connector by hand.
Do not bend, kink or twist the nylon tubes.

Protect the connector by covering it with a plastic bag.
If the pipe and the connector are stuck, carefully try wiggling or pushing and pulling on the connector to release it. Pull the connector off the pipe carefully.

16. REMOVE FUEL INJECTOR ASSEMBLY

REMOVE FUEL INJECTOR ASSEMBLY

(a) Disconnect the 6 fuel injector connectors.

REMOVE FUEL INJECTOR ASSEMBLY

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

NOTICE: Be careful not to drop the fuel injectors when removing the fuel delivery pipe sub-assembly.

REMOVE FUEL INJECTOR ASSEMBLY

(d) Pull out the fuel injectors from the fuel delivery pipe sub-assembly

REMOVE FUEL INJECTOR ASSEMBLY

(e) Remove the 6 O-rings from the fuel injectors.

Components

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Inspection

1. INSPECT FUEL INJECTOR ASSEMBLYV (A) inspect the injector resistance. (1) Using an ohmmeter, measure the resistance between the terminals. Standard resistance If the resistance is not a ...

Other materials:

Problem symptoms table
HINT: Before performing verification listed in the table below, check the fuse and relay. Check the circuits for each problem symptom in the order given in the table below, and proceed to the relevant page. CLEARANCE SONAR SYSTEM: *1: with Front Clearance Sonar *2: wit ...

Diagnosis system
1. CHECK DLC3 The vehicle's ECU uses ISO 15765-4 for communication protocol. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format. NOTICE: *: Before measuring the resistance, leave the vehicle as is for at least 1 minute and do no ...

Installation
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