Fuel Injector On-Vehicle Inspection; Fuel Injector Removal And Installation - Suzuki Swift Sport 2004 Service & Repair Manual

Installation
1) Install clamps to marked location on pipes. If clamp
is deformed, its claw is bent or broken, replace it with
new one.
2) Install pipes with pipe clamps to vehicle.
3) Connect fuel hoses and pipes to each pipe referring
to "Fuel Hose Disconnecting and Reconnecting".
4) Connect negative cable at battery.
5) With engine OFF, turn ignition switch to ON position
and check for fuel leaks.

Fuel Injector On-Vehicle Inspection

1) Using sound scope (1) or such, check operating
sound of injector (2) when engine is running or
cranking.
Cycle of operating sound should vary according to
engine speed.
If no sound or an unusual sound is heard, check
injector circuit (wire or coupler) or injector.
2) Disconnect connector (1) from injector, connect
ohmmeter between terminals of injector and check
resistance.
If resistance is out of specification, replace.
Resistance of fuel injector
11.3 – 13.8 Ω at 20 °C, 68 °F
3) Connect connector to injector securely.

Fuel Injector Removal and Installation

WARNING
!
Before starting the following procedure, be
sure to observe "Precautions on Fuel System
Service" in order to reduce the risk or fire
and personal injury.
Removal
1) Relieve fuel pressure according to "Fuel Pressure
Relief Procedure".
2) Disconnect negative cable at battery.
S7RS0B1706007
3) Disconnect MAF sensor connector, and detach
EVAP canister purge valve.
4) Remove air cleaner assembly with air intake pipe.
5) Disconnect fuel injector couplers.
6) Disconnect fuel feed hose from fuel delivery pipe (1).
7) Remove fuel delivery pipe bolts (2).
8) Remove fuel injector(s) (3).
I2RH0B170007-01
I2RH0B170008-01
2
1
3
3
Fuel System: 1G-8
S7RS0B1706008
I3RM0A170010-01