Suzuki 2000 Grand Vitara SQ625 Service Manual page 566

When using
SUZUKI scan tool:
When not using
SUZUKI scan tool:
[A]: LH steering vehicle (canvas top)
[B]: RH steering vehicle (canvas top)
[C]: LH steering vehicle (hard top)
[D]: RH steering vehicle (hard top)
1. Injector
2. Battery
3. Keep as far
apart
as possible
4) Install suitable vinyl tube onto injector nozzle to prevent fuel from
5) Put graduated cylinder under injector as shown.
6) Operate fuel pump and apply fuel pressure to injector as follows:
1. Fuel pump
relay
connector
2. Service wire
3. Junction
(Fuse) box
7) Apply battery voltage to injector for 15 seconds and measure in-
8) Check fuel leakage from injector nozzle. Do not operate injector
1. Injector
2. Vinyl tube
3. Less than one fuel
drop / min.
4. Graduated
cylinder
ENGINE AND EMISSION CONTROL SYSTEM (G16 / J20 ENGINES) 6E1-29
splashing out when injecting.
When SUZUKI scan tool can be used:
(1) Connect SUZUKI scan tool to DLC with ignition switch OFF.
(2) Turn ignition switch ON, clear DTC and select "MISC TEST"
mode on SUZUKI scan tool.
(3) Turn fuel pump ON by using SUZUKI scan tool.
When not using SUZUKI scan tool:
(1) Remove fuel pump relay from connector.
(2) Connect two terminals of relay connector using service wire
as shown in figure.
CAUTION:
Check to make sure that connection is made between
correct terminals. Wrong connection can cause damage
to ECM (PCM), wire harness, etc.
(3) Turn ignition switch ON.
jected fuel volume with graduated cylinder.
Test each injector two or three times.
If not within specification, replace injector.
Injected fuel volume:
42 – 52 cc/15 sec. (1.42/1.48 – 1.75/1.83 US/lmp. oz/15 sec.)
for G16 engine.
55 – 62 cc/15 sec. (1.94/2.09 – 2.18/2.36 US/lmp. oz/15 sec.)
for J20 engine.
for this check (but fuel pump should be at work).
If fuel leaks more than following specifications, replace.
Fuel leakage: Less than 1 drop/min.