RAV4 2-Door 4WD L4-2.0L (3S-FE) (1997)
Fillpipe Restrictor: Description and Operation
Fillpipe Restrictor
The fillpipe restrictor is used to prevent leaded fuel from being added to the fuel tank. The gasoline pump for unleaded fuel has a smaller nozzle.
The fillpipe restrictor will only allow the unleaded type nozzle to be inserted into the fuel tank.