Fuel Injector On-Vehicle Inspection; Fuel Injector Removal And Installation - Suzuki GRAND VITARA 2005 Service Manual

7) Connect ventilation hose No.4 (8) to oil vapor
recirculation valve (10).
9
7
1
8) Install engine cover.
9) Connect negative (–) cable at battery.
10) Check fuel leakage referring to "Fuel Leakage Check
Procedure: ".
11) Check DTC referring to "DTC Check: in Section 1A".

Fuel Injector On-Vehicle Inspection

1) Disconnect negative (–) cable at battery.
2) Remove engine cover.
3) Remove fuel injector cover referring to Step 4)
through 7) in "Removal" of "High Pressure Pipe
Removal and Installation: ".
4) Disconnect connector from fuel injector.
5) Measure resistance between terminals of fuel
injector.
If resistance is out of specification, replace fuel
injector.
Fuel Injector Resistance
Approx. 2 Ω or less
(a)
10 8
4
3
5
6
2
(b)
I5JB0B170039-02
S5JB0B1706006
I5JB0B170014-01

Fuel Injector Removal and Installation

WARNING
!
Before servicing fuel system, be sure to
observe "Precautions on Fuel System
Service: ".
CAUTION
!
• Never disassemble fuel injector.
Disassembly will spoil its original function.
If faulty condition is found, replace it with
new one.
• Never use ultrasound and wire brush.
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 "ECM Registration:
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
Fuel System: 1G-16
S5JB0B1706007
I5JB0B170015-01