4C20 Gasoline Engine Repair Manual
Examination
injectors with other parts.
14. Installing the fuel rail with injectors
ramps
15. Installing the fuel supply pipe
(a) Check that all fuel injector retainers are
(a) Apply a thin coat of mineral oil (DTE-24/DTE 25/DTE-26,
Mobile) to the inner threads of the nuts and the outer
threads at the connection to the fuel pump.
(a) Turn on the ignition and check for fuel leaks at the pressure
connections.
(b) Start the engine and recheck for leaks at the connections as
the engine speed increases.
(b) Check the fuel rail inlet for damage and foreign matter.
installed.
gatel.
(b) Install the fuel rail with injectors to the cylinder head.
(c) Screw on the screw couplings of the inlet pipe at the
connections with the fuel rail and the fuel pump,
and tighten.
ÿ Tightening torque: 22±2 Nm.
Note:
ÿ Tightening torque: 28±2 Nm.
ÿ During installation, avoid contact of the fuel
16. Leak test
36
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