Suzuki 2000 Grand Vitara SQ625 Service Manual page 616

6E2-28 ENGINE AND EMISSION CONTROL SYSTEM (H25 ENGINE)
Left hand
steering vehicle
4) Install suitable vinyl tube onto injector (4) nozzle to prevent fuel
Right hand
steering vehicle
5) Put graduated cylinder under injector as fan apart as possible.
6) Disconnect fuel pump relay.
7) To operate fuel pump and apply fuel pressure to injector, using
8) Apply battery (5) voltage to injector for 15 seconds and measure
1. Fuel pump relay
connector
2. Service wire
3. Fuse box
9) Check fuel leakage from injector (1) nozzle. Do not operate in-
Installation
1) Replace injector O-ring (1) with new one using care not to dam-
from splashing out when injecting.
wire harness as thick as the one used for fuel pump circuit, con-
nect two terminals of relay connector as shown in figure.
injected fuel volume with graduated cylinder.
Test each injector two or three times.
If not within specification, replace injector.
Injected fuel volume:
64 – 70 cc/15 sec. (2.16/2.25 – 2.37/2.47 US/lmp. oz/15 sec.)
jector 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.
age it. Install grommet (2) to injector.