Hyundai Accent (HC): 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.

- Specification
Pressure
[kPa (kgf/cm², in H2O)]
Output Voltage (V)
-6.67 (-0.068, -26.8)0.5
02.5
+6.67 (0.068, 26.8)4.5

- Circuit Diagram (M/T)

Harness Connector

(A/T)

Harness Connector

- Inspection

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

2.Measure the output voltage of the FTPS.

Specification : Refer to "Specification"

- Removal

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).

- Installation

   

• 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.

Other information:

Hyundai Accent (HC) (2017 - 2022) Service Manual: Repair procedures

- Inspection Inspection Item • Battery efficiency inspection • Battery voltage inspection • Charging voltage insptection • General inspection • Terminal tightening state inspection • Engine/ transaxle ground state inspection • Wiring harness ground state inspection • Electrical Specified Value Inspection • Vehicle parasitic current inspection • Battery capacity inspection Battery Efficiency Inspection     • Check that the battery cables are connected to the correct terminals.

Hyundai Accent (HC) (2017 - 2022) Service Manual: Repair procedures

- Replacement [Removal]     • Put on gloves to prevent hand injuries.     • Use seat covers to avoid damaging any surfaces. 1.Remove the roof garnish.(Refer to Body Side Molding - "Roof Garnish") 2.Remove the front pillar trim.(Rear to Interior Trim - "Front Pillar Trim") 3.Remove the inside rear view mirror assembly.

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