Suzuki WagonR+ RB310 Service Manual page 876

[A]
1
[B]
2
ENGINE AND EMISSION CONTROL SYSTEM (M13 ENGINE) 6E2-27
6) Operate fuel pump and apply fuel pressure to injector as fol-
lows:
a) When using scan tool:
i) Connect scan tool to DLC (1) with ignition switch OFF.
Special tool
(A): SUZUKI scan tool
ii) Turn ignition switch ON, clear DTC and select "MISC
(A)
TEST" mode on scan tool.
iii) Turn fuel pump ON by using scan tool.
b) Without using scan tool:
i) Remove fuel pump relay from connector.
ii) Connect two terminals of relay connector using service
wire (2) as shown in figure.
CAUTION:
Check to make sure that connection is made between
correct terminals. Wrong connection can cause damage
to ECM, wire harness, etc.
iii) Turn ignition switch ON.
[A]: When using SUZUKI scan tool
[B]: When not using SUZUKI scan tool
7) Apply battery voltage (3) to injector (2) for 15 seconds and
measure injected fuel volume with graduated cylinder.
Test each injector two or three times.
If not within specification, replace injector.
Injected fuel volume
43 – 47 cc/15 sec. (1.45/1.51 – 1.58/ 1.65 US/Imp. oz/15
sec.)
8) Check fuel leakage from injector nozzle. Do not operate
injector for this check (but fuel pump should be at work).
If fuel leaks (1) more than following specifications, replace.
Fuel leakage
Less than 1 drop/min.
4. Keep as far apart as possible