Fuel Injector: Service and Repair
REMOVAL1. DISCHARGE FUEL SYSTEM PRESSURE
2. REMOVE AIR CLEANER CAP SUB-ASSEMBLY
3. REMOVE ENGINE COVER SUB-ASSEMBLY NO. 1
4. DISCONNECT FUEL TUBE SUB-ASSEMBLY
5. REMOVE FUEL DELIVERY PIPE W/INJECTOR
NOTE: Be careful not to drop the injectors when removing the delivery pipe.
a. Remove the ventilation hose No. 2.
b. Disconnect the 4 injector connectors.
c. Remove the 2 clamps and wire harness from the delivery pipe.
d. Remove the 2 bolts and delivery pipe together with the 4 injectors.
e. Remove the 2 spacers from the cylinder head.
6. REMOVE FUEL INJECTOR ASSEMBLY
a. Pull out the 4 injectors from the delivery pipe.
INSTALLATION
1. INSTALL FUEL INJECTOR ASSEMBLY
a. Install a new insulator to the injector.
b. Apply a light coat of grease or gasoline to a new O-ring and install to the injector.
c. Apply a light coat of grease or gasoline on the place where the delivery pipe touches the O-ring.
d. To install the fuel injector into the fuel delivery pipe, push the fuel injector while twisting it back and forth.
NOTE:
- Be careful not to twist the O-ring.
- After installing the fuel injector, check that it turns smoothly. If not, re install it with a new O-ring.
e. Position the injector connector so that it faces downward.
2. INSTALL FUEL DELIVERY PIPE W/INJECTOR
a. Place the 2 spacers in position on the cylinder head.
b. Place the delivery pipe together with the 4 injectors in position on the cylinder head.
c. Loosely tighten the 2 bolts that hold the delivery pipe to the cylinder head.
NOTE: After installing the fuel injector, check that it turns smoothly. If not, reinstall it with a new O-ring.
d. Position the 4 injector connectors so that they face outward.
e. Tighten the 2 bolts holding the delivery pipe to the cylinder head.
Torque: 20 N.m (204 kgf.cm, 15 ft.lbf)
f. Install the 2 clamps and wire harness.
g. Connect the 4 injector connectors. h. Install the ventilation hose No. 2.
3. CONNECT FUEL TUBE SUB-ASSEMBLY
4. INSTALL AIR CLEANER CAP SUB-ASSEMBLY
5. INSPECT FOR FUEL LEAK
6. INSTALL ENGINE COVER SUB-ASSEMBLY NO. 1