Hyundai Accent: Engine Control System / Fuel Tank Pressure Sensor (FTPS)

- Description Fuel Tank Pressure Sensor (FTPS) is a component of the evaporative emission control system and is installed on the fuel tank, the fuel pump, or the canister. It checks the purge control solenoid valve operation and detects a leakage of the system.

1.Connect the GDS on the Data Link Connector (DLC).

2.Measure the output voltage of the FTPS.

Specification : Refer to "Specification"

1.Turn the ignition switch OFF and disconnect the battery negative (-) cable.

2.Remove the rear seat.(Refer to Body - "Rear Seat")

3.Remove the fuel pump service cover (A).

4.Disconnect the fuel pump connector (A).

5.Disconnect the fuel tank pressure sensor connector (B).

6.Disconnect the fuel feed tube quick connector (C).

7.Disconnect the vapor tube quick connector (D).

8.Remove the locking ring (A) by using the SST [SST.: 09310-F3100] from the fuel tank.

• When removing the plate cover, be careful not to damage the fuel tank and fuel pump.

• When removing the plate cover, press the upper area with hand and rotate the wrench counter clockwise.

9.Remove the fule tank pressure sensor bracket (A).

10.Remove the fule tank pressure sensor (B).

• Install the component with the specified torques.

• Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.

• Insert the sensor in the installation hole and be careful not to damage when installation.

1.Install in the reverse order of removal.