Toyota 3F-E - Removal of Injector

FI-56
EFI SYSTEM — Fuel System
REMOVAL OF INJECTOR
1.
DISCONNECT CABLE FROM NEGATIVE
TERMINAL OF BATTERY
2.
DISCONNECT ACCELERATOR AND THROTTLE
CABLES
3.
REMOVE AIR INTAKE HOSE
4.
DISCONNECT FOLLOWING HOSES:
(a) Emission control hoses
HINT: Before disconnecting the emission control
hoses, use tags to identify how they should be recon-
nected.
(b)
Air hose from Al check valve
(c)
Vacuum sensing hose
(d)
PCV hose
(e)
Vacuum hose for transfer
(f)
Brake booster hose
5.
DISCONNECT FOLLOWING CONNECTORS AND
WIRE:
(a)
ISC valve connector
(b)
Throttle position sensor connector
(c)
Oxygen sensor connector
(d)
Manifold temperature sensor connector
(e)
Cold start injector connector
(f)
EGR gas sensor connector
(g)
Ground strap
6.
REMOVE AIR INTAKE CHAMBER
(a)
Loosen the two union nuts, and remove the two
clamp bolts and EGR pipe.
(b)
Remove the two union bolts, four gaskets, clamp
bolt and cold start injector pipe.
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