Injectors Inspection - Toyota 1 MZ–FE Manual

EG2–250
1MZ–FE ENGINE – SFI SYSTEM
14. REMOVE DELIVERY PIPES AND INJECTORS
NOTICE: Be careful not to drop the injectors when rem–
oving the delivery pipes.
(a) Loosen the 2 union bolts holding the No.2 fuel pipe to
the delivery pipes.
(b) Disconnect the fuel return hose from the fuel pressure
regulator.
(c) Remove the union bolt for the RH delivery pipe, 2
gaskets, 2 bolts, LH delivery pipe together with the 3
injectors and No.2 fuel pipe.
(d) Remove the union bolt for the LH delivery pipe and 2
gaskets from the No.2 fuel pipe.
(e) Remove the 3 bolts, RH delivery pipe together with
the 3 injectors and No.1 fuel pipe.
(f) Remove the 4 spacers from the intake manifold.
(g) Pull out the 6 injectors from the delivery pipes.
(h) Remove the 2 0 – rings and 2 grommets from each
injector.

INJECTORS INSPECTION

1. INSPECT INJECTOR INJECTION
CAUTION: Keep injector clear of sparks during the test.