Fuel Pump Assembly Inspection

Reference: FUEL PUMP ASSEMBLY REMOVAL AND INSTALLATION 

• Check fuel pump assembly for damage.
• Check fuel suction filter (1) for evidence of dirt and contamination.

  If present, replace or clean and check for presence of dirt in fuel tank.

• For operation or electrical circuit inspection by referring to FUEL PUMP RELAY INSPECTION .
• For inspection of fuel level gauge (2) by referring to FUEL LEVEL SENSOR INSPECTION .
• Check tank pressure control valve referring to the following procedures.
  NOTE: Do not such air through fuel vapor line hose.
  Fuel vapor inside valve is harmful.
  Fig 1: Identifying Fuel Pump Assembly

  Courtesy 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 

1. 09917-47011 
   Fig 2: Identifying Fuel Pump Assembly Components

   Courtesy of SUZUKI OF AMERICA CORP.