While the underhood sticker DOES refer to the "
White Round item with the vacumm hoses going to it in the pic below as a "Gas Filter" (???).......It's
not an actual fuel filter. This part is a vacumm "
Check Valve" that runs between the throttle body and the MAP Sensor that's mounted on the firewall bracket. The only actual inline fuel filter on your Geo Metro is located just behind the drivers side rear wheel, on the inside of the frame of the car.
1994 Geo Map Sensor and Check Valve.
Fuel Filter, Location and service/repair
REMOVAL:
1. Disconnect the negative battery terminal.
2. Relieve fuel system pressure. Refer to MAINTENANCE PROCEDURES/FUEL SYSTEM PRESSURE RELIEF.
3. Raise vehicle on hoist.
4. Place an appropriate fuel holding container under fuel filter.
5. Disconnect inlet hose from the fuel filter.
6. Remove fuel filter, mounting bracket, and outlet hose as an assembly from the vehicle.
7. Disconnect outlet hose and bracket from the fuel filter.
INSTALLATION:
1. Connect mounting bracket to fuel filter.
2. Reconnect outlet hose to fuel filter outlet port.
3. Install fuel filter, mounting bracket, and outlet hose as an assembly to the vehicle.
4. Install filter outlet hose and clamp to fuel feed line.
5. Reconnect fuel filter inlet hose and clamp to the filter. Lower vehicle.
6. Reconnect the negative battery terminal.
7. START vehicle and check for fuel leaks.