Fuel Injector: Service and Repair
Fuel Injector:
REMOVAL
1. WORK FOR PREVENTING GASOLINE FROM SPILLING OUT
a. Work for the preventing gasoline from spilling out.
2. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE
3. REMOVE ENGINE COVER SUB-ASSEMBLY NO.1
4. DISCONNECT FUEL TUBE SUB-ASSEMBLY
a. Disconnect the 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 from the injector.
c. Remove the 2 clamps and wire harnesses from the delivery pipe.
d. Remove the 2 bolts and the 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 each injector.
b. Apply a light coat of grease or gasoline to a new O-ring and install to each injector.
c. Apply a light coat of grease or gasoline on the place where a 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.
e. Install the 4 injectors.
NOTE:
- Be careful not to twist the O-ring.
- After installing the fuel injector, check that it turns smoothly. If not, reinstall it with a new O-ring.
f. Position the injector connector 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. Temporarily install the 2 bolts holding the delivery pipe to the cylinder.
NOTE: After installing the fuel injector, check that it turns smoothly. If not, reinstall it with a new O-ring.
d. Position the injector connector outward.
e. Tighten the 2 bolts holding the delivery pipe to the cylinder head.
Torque: 20 N.m (204 kgf.cm, 15 ft.lbf)
3. CONNECT FUEL TUBE SUB-ASSEMBLY
4. CHECK FUEL LEAKAGE
a. Inspect for fuel leaks.
5. INSTALL ENGINE COVER SUB-ASSEMBLY NO.1
6. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE