Fuel Cut Operation - Suzuki GRAND VITARA XL-7 Owner's Manual

ENGINE AND EMISSION CONTROL SYSTEM (SEQUENTIAL MULTIPORT FUEL INJECTION FOR H27 ENGINE) 6E2-43

Fuel cut operation

INSPECTION
NOTE:
Before inspection, check to make sure that gear shift
lever is in Neutral position (with A/T model, selector lever
in "P" range) and that parking brake lever is pulled all the
way up.
1) Warm up engine to normal operating temperature.
2) While listening to sound of injector by using sound scope (1)
or such, increase engine speed to higher than 3,000 r/min.
3) Check to make sure that sound to indicate operation of injec-
tor stops when throttle valve is closed instantly and it is
heard again when engine speed is reduced to less than
about 2,000 r/min.