Installation (from 07/2011)
1NZ-FE FUEL: FUEL INJECTOR (for Hatchback): INSTALLATION
1. INSTALL FUEL INJECTOR ASSEMBLY
Text in Illustration
(a) Apply a light coat of gasoline or spindle oil to new O-rings, then install one onto each fuel injector.
(b) Apply a light coat of gasoline or spindle oil to the contact surfaces of the fuel delivery pipe and the O-ring of the fuel injector.
(c) While turning the fuel injector left and right, install it onto the fuel delivery pipe.
Text in Illustration
NOTICE:
* Do not twist the O-ring.
* After installing the fuel injectors, check that they turn smoothly. If not, replace the O-ring with a new one.
* If a component has been dropped or subjected to a strong impact, replace it.
HINT
Perform "Inspection After Repairs" after replacing the fuel injector assembly Programming and Relearning.
2. INSTALL INJECTOR VIBRATION INSULATOR
(a) Install the 4 new injector vibration insulators onto the cylinder head.
3. INSTALL NO. 1 DELIVERY PIPE SPACER
(a) Install the 2 No. 1 delivery pipe spacers onto the cylinder head.
NOTICE:
Install the delivery pipe No. 1 spacer in the correct direction.
4. INSTALL FUEL DELIVERY PIPE SUB-ASSEMBLY
(a) Install the fuel delivery pipe sub-assembly with the 4 fuel injectors, then provisionally install the 3 bolts.
NOTICE:
* Do not drop the fuel injectors when installing the fuel delivery pipe sub-assembly.
* Check that the fuel injectors rotate smoothly after installing the fuel delivery pipe subassembly.
(b) Tighten the 3 bolts to the specified torque.
Bolt A - Torque : 19 Nm (194 kgf-cm, 14 ft-lbf)
Bolt B - Torque : 9.0 Nm (92 kgf-cm, 80 in-lbf)
5. CONNECT FUEL TUBE SUB-ASSEMBLY
Text in Illustration
(a) Insert the fuel tube connector into the fuel delivery pipe until a click sound can be heard.
NOTICE:
* Check that there are no scratches or foreign matter around the disconnected parts of the fuel tube connector and pipe before performing this work.
* After connecting the fuel tube, check that the fuel tube connector and pipe are securely connected by pulling them.
(b) Install the EFI fuel pipe clamp.
6. INSTALL CYLINDER HEAD COVER SUB-ASSEMBLY
Text in Illustration
(a) Apply seal packing to the cylinder head as shown in the illustration.
Seal packing:
Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent
NOTICE:
* Remove any oil from the contact surfaces.
* Install the cylinder head cover within 3 minutes and tighten the bolts within 15 minutes after applying seal packing.
* Do not start the engine for at least 2 hours after the installation.
(b) Install the cylinder head cover sub-assembly with the 9 bolts, 2 nuts and 2 seal washers.
(c) Tighten the 9 bolts and 2 nuts in the sequence shown in the illustration.
Torque : 10 Nm (102 kgf-cm, 7 ft-lbf)
(d) Install the wire harness bracket with the bolt.
Torque : 13 Nm (130 kgf-cm, 9 ft-lbf)
(e) Connect the connector and 4 wire harness clamps and connect the engine wire harness.
(f) Connect the 4 fuel injector connectors.
7. INSTALL NO. 1 IGNITION COIL Installation (from 07/2011)
8. CONNECT FUEL VAPOR FEED HOSE ASSEMBLY
(a) Connect fuel vapor feed hose assembly.
9. CONNECT VENTILATION HOSE
(a) Connect the ventilation hose.
10. INSPECT FOR FUEL LEAK Testing and Inspection
11. INSPECT FOR ENGINE OIL LEAK
12. INSTALL NO. 2 CYLINDER HEAD COVER Installation (from 07/2011)