Front Exhaust Pipe: Installation

WARNING: This page is about a different variant/trim than selected.

Install the front oxygen (A/F) sensor, front oxygen sensor and rear oxygen sensor. Refer to FRONT OXYGEN (A/F) SENSOR , FRONT OXYGEN SENSOR or REAR OXYGEN SENSOR .
Install the front exhaust pipe (RH) to front exhaust pipe assembly.
NOTE: Replace the gaskets with new ones.

Tightening torque:

30 N.m (3.1 kgf-m, 22.4 ft-lb)

Fig 1: Installing Front Exhaust Pipe (RH) To Front Exhaust Pipe Assembly
Courtesy of SUBARU OF AMERICA, INC.
Install the front exhaust pipe assembly to the vehicle.
Temporarily tighten the bolt which installs front exhaust pipe assembly to hanger bracket.

Fig 2: Tightening Bolt
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Tighten the nuts which hold front exhaust pipe onto cylinder heads.
Tightening torque:

30 N.m (3.1 kgf-m, 22.4 ft-lb)

Fig 3: Tightening Nuts
Courtesy of SUBARU OF AMERICA, INC.
Tighten the bolts which install front exhaust pipe to rear exhaust pipe.
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Tightening torque:

18 N.m (1.8 kgf-m, 13.0 ft-lb)

Fig 4: Tightening Bolts
Courtesy of SUBARU OF AMERICA, INC.
Tighten the bolt which holds front exhaust pipe assembly to hanger bracket.
Tightening torque:

35 N.m (3.6 kgf-m, 26.0 ft-lb)

Fig 5: Tightening Bolt
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Install the front oxygen (A/F) sensor harness to bracket.
- LH side
  
  Fig 6: Installing Front Oxygen (A/F) Sensor Harness To Bracket - LH Side
  Courtesy of SUBARU OF AMERICA, INC.
- RH side
Fig 7: Installing Front Oxygen (A/F) Sensor Harness To Bracket - RH Side
Courtesy of SUBARU OF AMERICA, INC.
Hold the LH side front oxygen sensor harness with clip.

Fig 8: Holding LH Side Front Oxygen Sensor Harness With Clip
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Install the RH side front oxygen sensor harness to bracket.

Fig 9: Installing RH Side Front Oxygen Sensor Harness To Bracket
Courtesy of SUBARU OF AMERICA, INC.
Connect the rear oxygen sensor connector.

Fig 10: Connecting Rear Oxygen Sensor Connector
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Install the under cover.
Lower the vehicle.
Connect the front oxygen (A/F) sensor connector.
- LH side
  
  Fig 11: Connecting Front Oxygen (A/F) Sensor Connector - LH Side
  Courtesy of SUBARU OF AMERICA, INC.
- RH side
Fig 12: Connecting Front Oxygen (A/F) Sensor Connector - RH Side
Courtesy of SUBARU OF AMERICA, INC.
Connect the front oxygen sensor connector.
- LH side
  
  Fig 13: Connecting Front Oxygen Sensor Connector - LH Side
  Courtesy of SUBARU OF AMERICA, INC.
- RH side
Fig 14: Connecting Front Oxygen Sensor Connector - RH Side
Courtesy of SUBARU OF AMERICA, INC.
Connect the battery ground cable.

Fig 15: Connecting Battery Ground Cable

Courtesy of SUBARU OF AMERICA, INC.