Toyota Highlander Service Manual: Fuel injector ASSY (2AZ-FE)
COMPONENTS
REPLACEMENT
1. WORK FOR PREVENTING GASOLINE FROM SPILLING OUT (See page 11-1 )
2. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE
3. REMOVE ENGINE COVER SUB-ASSY NO.1
4. DISCONNECT FUEL TUBE SUB-ASSY (See page 16-6 )
5. REMOVE FUEL DELIVERY PIPE W/INJECTOR
NOTICE: Be careful not to drop the injectors when removing the delivery pipe.
(a) Remove the ventilation hose No. 2.
(b) Disconnect the 4 injector connecters 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 ASSY
(a) Pull out the 4 injectors from the delivery pipe.
7. INSTALL FUEL INJECTOR ASSY
(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.
NOTICE:
- 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.
8. 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.
NOTICE: 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 NVm (204 kgfVcm, 15 ftVlbf)
9. CONNECT FUEL TUBE SUB-ASSY
10. INSPECT FOR FUEL LEAKS (See page 11-4 )
11. INSTALL ENGINE COVER SUB-ASSY NO.1 (See page 14-24 )
12. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE (See page 14-24 )
Inspection
1. INSPECT FUEL INJECTOR ASSY
(a) Check the injector resistance.
Measure the resistance between the terminals.
Standard: 11.6 to 12.4 W at 20 C (68 F)
If the result is not as specified ...
More about Toyota Highlander:
If the shift lever cannot
be shifted from p
If the shift lever cannot be shifted with your foot on the brake
pedal, there may be a problem with the shift lock system (a system
to prevent accidental operation of the shift lever). Have the
vehicle inspected by your toyota dealer immediately.
The following steps may be used as an emergency ...
