Suzuki Canvas SQ416 Service Manual page 78

6E1-10 ENGINE AND EMISSION CONTROL SYSTEM (G16 / J20 ENGINE)
9) 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
for this check (but fuel pump should be at work).
If fuel leaks more than the following specifications, replace.
Fuel leakage: Less than 1 drop/min.