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NONRETURN VALVE INSPECTION [L8, LF, L3]

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1. Remove the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION [L8, LF, L3 2WD].) (SeeFUEL PUMP UNIT REMOVAL/INSTALLATION [L3 4WD].)

2. Siphon the fuel from the fuel tank.

  Note

  • Nonreturn valve is integrated in the fuel tank.
  • The nonreturn valve is normally closed by the spring force.

3. Verify that the nonreturn valve is closed.

  • If the nonreturn valve is stuck open and dose not open even when pulled up by a finger, replace the fuel tank.