Suzuki Grand Vitara 2011 Manual page 782

1G-39 Fuel System: For Diesel Engine Model
Removal
NOTE
The calibration code (1) is given to each fuel
injector, and it represents the performance
characteristics of the fuel injector. It is
registered in ECM, and ECM controls fuel
injection according to the performance
characteristics of the fuel injector.
Therefore, after removing fuel injectors, be
sure to install them as they were. In case that
the fuel injectors were replaced with new
ones, be sure to register each calibration
code in ECM referring to "Description of ECM
Registration: For Diesel Engine Model in
Section 1C". If it is not registered correctly,
DTC is stored in ECM and warning light is
turned ON. Also calibration codes
registration in ECM can be checked by
SUZUKI scan tool.
1
1) Remove high pressure pipe between fuel injector
and common rail referring to "High Pressure Pipe
Removal and Installation: For Diesel Engine Model".
2) Disconnect fuel injector connector (1) from fuel
injector.
3) Remove fuel return hose (2).
4) Remove fuel injector (3) with fuel injector bracket (4).
2
1
3
5) Remove sealing washer.
6) Plug fuel injector with plug caps referring to
"Precautions on Fuel System Service: For Diesel
Engine Model".
Installation
1) Soak new fuel injector body in grease remover.
2) Wipe off fuel injector using a lint-free cloth.
3) Remove plug caps from fuel injector.
4) Install new sealing washer to fuel injector hole.
5) Install fuel injector (1) with bracket (2) to cylinder
head, and tighten fuel injector bracket bolt to
specified torque.
Tightening torque
Fuel injector bracket bolt (a): 25 N·m (2.5 kgf-m,
18.0 lb-ft)
6) Install new fuel return hose (3) with new clip (4).
7) Connect fuel injector connector (5) to fuel injector.
8) Install new high pressure pipe referring to "High
Pressure Pipe Removal and Installation: For Diesel
Engine Model".
I5JB0B170015-01
4
I5JB0B170016-01
3
5
4
1
(a)
2
I5JB0B170017-02