Suzuki Vitara (LY) 2016-2017 · Service Manual M16A ยท Diagnostic Information and Procedures

Fuel Cut Operation Inspection

Precautions: General safety (00)

1)For M/T model, place gear shift lever in neutral position and apply parking brake.
For A/T model, place select lever in P range and apply parking brake.
2)Warm up engine to normal operating temperature.
3)While listening to sound of fuel injector (2) using sound scope (1) or the like, increase engine speed to higher than 3,000 rpm.
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4)Check that fuel injector operation sound stops when throttle valve is closed instantly and it resumes when engine speed decreases to 1,500 rpm.