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

Subaru Legacy BN/BS (2015-2019) Service Manual / Exhaust(h4do) / Front exhaust pipe / Installation

1. Install the front exhaust pipe and center exhaust pipe as a unit to the vehicle.

NOTE:

Use a new gasket.

2. Temporarily tighten the nuts which hold front exhaust pipe to cylinder heads.

3. Install the bolts, springs, and nuts which secure the rear exhaust pipe to the center exhaust pipe.

NOTE:

Use a new gasket.

Tightening torque:

18 N·m (1.8 kgf-m, 13.3 ft-lb)

4. Tighten the bolts which secure the center exhaust pipe to the hanger bracket.

Tightening torque:

35 N·m (3.6 kgf-m, 25.8 ft-lb)

5. Tighten the nuts which hold front exhaust pipe to cylinder heads.

Tightening torque:

30 N·m (3.1 kgf-m, 22.1 ft-lb)

6. Connect the front oxygen (A/F) sensor connector (A) and rear oxygen sensor connector (B), and fasten the harness with the clip (C).

7. Install the under cover. Front Under Cover > INSTALLATION

8. Lower the vehicle.

9. Connect the ground terminal to battery sensor. NOTE

Assembly

1. Install each cover to the front exhaust pipe.Tightening torque:13 N·m (1.3 kgf-m, 9.6 ft-lb)2. Install the center exhaust pipe to front exhaust pipe.NOTE:Use a new gasket.Tightening torque:4 ...

Inspection

1. Check the connections and welded parts for exhaust leaks.2. Make sure there are no holes or rusting. ...

Other materials:

Engine oil consumption
Some engine oil will be consumed while driving. The rate of consumption can be affected by such factors as transmission type, driving style, terrain and temperature. Under the following conditions, oil consumption can be increased and thus require refilling between maintenance intervals: ...