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Fuel Pump Assembly Inspection

WARNING: Do not such air through fuel vapor line hose. Fuel vapor inside valve is harmful.
Fig 1: Inspecting Fuel Suction Filter & Fuel Level Gauge
G00785096Courtesy of SUZUKI OF AMERICA CORP.
  1. Air should pass through valve (2) smoothly from fuel vapor line hose (3) "A" to "B" when blown hard.
  2. Also, when vacuum pump is connected to fuel vapor hose and pump air through valve, air should pass from "B" to "A".

If air doesn't pass through valve in Step  a . or vacuum is maintained in Step  b ., replace fuel filter assembly (1).

Special tool 

(A): 09917-47011

Fig 2: Inspecting Fuel Pump Assembly
G00785097Courtesy of SUZUKI OF AMERICA CORP.