Subaru Legacy BN/BS (2015-2019) Service Manual: Installation

Subaru Legacy BN/BS (2015-2019) Service Manual / Fuel injection (fuel systems)(h6do) / Fuel pump / Installation

1. Install the fuel pump assembly to the fuel tank.

CAUTION:

Set the arm and float of the fuel level sensor while paying attention to prevent them from contacting the fuel tank. If the arm of the fuel level sensor is bent, the fuel gauge may not read correctly.

NOTE:

Use a new gasket.

(1) Make sure the sealing portion is free from fuel or foreign matter before installation.

(2) Align the recess of the fuel pump upper plate cushion to the protrusion (A) of the fuel pump assembly.

(3) Keeping the cutout (B) of the fuel pump upper plate facing toward the rear of the vehicle, align the protrusion (C) of the fuel pump upper plate cushion to the cutout.

(4) Tighten the nuts to the specified torque in the order as shown in the figure.

Tightening torque:

4.4 N·m (0.4 kgf-m, 3.2 ft-lb)

(a)

Front side of vehicle

2. Connect the quick connector of the fuel delivery tube and fuel sub delivery tube.

CAUTION:

• Check that there is no damage or dust on the quick connector. If necessary, clean the seal surface of the pipe.

• When connecting the quick connector, make sure to insert it all the way in before locking the slider.

• When it is difficult to lock the slider, check that the connector is fully inserted.

• After locking the slider, check again that the quick connector is securely connected.

NOTE:

Connect the quick connector as shown in the figure.

(a)

Slider

3. Connect the connector (A) to the fuel pump.

4. Install the service hole cover of fuel pump.

5. Install the rear seat cushion. Rear Seat > INSTALLATION

6. Connect the ground terminal to battery sensor. NOTE

Inspection

1. Check that the fuel pump has no deformation, cracks or other damages.2. Connect the battery positive terminal to terminal No. 5 and the battery ground terminal to terminal No. 6, and inspect the fu ...

Fuel pump control unit

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Other materials:

Read diagnostic trouble code (dtc) operation
NOTE:• For detailed operation procedures, refer to “Application help”.• For details concerning DTC, refer to List of Diagnostic Trouble Code (DTC). List of Diagnostic Trouble Code (DTC)1. ECM1. On «Start» display, select «Diagnosis».2. On «Vehicle selection» display, i ...