Exhaust System: Overview Subaru Forester SF рестайлинг

Tightening torque: N.m (kg.m, ft-lb)

1. T1: 13+/-3 (1.3+/-0.3, 9.4+/-2.2)
2. T2: 18+/-5 (1.8+/-0.5, 13.0+/-3.6)
3. T3: 30+/-5 (3.1+/-0.5, 22.4+/-3.6)
4. T4: 35+/-5 (3.6+/-0.5, 26.0+/-+/-3.6)
5. T5: 48+/-5 (4.9+/-0.5, 35.4+/-+/-3.6)

Scheme 2

Scheme 3

Scheme 4

Scheme 5

Scheme 6

Scheme 7

Scheme 8

1. Set the vehicle on the lift.
2. Disconnect battery ground cable. (Scheme 2): Removing Ground Cable From Battery
3. Disconnect front oxygen (A/F) sensor connector. (Scheme 3): Disconnecting Front Oxygen (A/F) Sensor Connector
4. Lift-up the vehicle.
5. Remove under cover.
6. Disconnect rear oxygen sensor connector. (Scheme 4): Disconnecting Rear Oxygen Sensor Connector
7. Separate front and center exhaust pipe assembly from rear exhaust pipe. WARNING: Be careful, exhaust pipe is hot. (Scheme 5): Separating Front & Center Exhaust Pipe Assembly From Rear Exhaust Pipe
8. Remove bolts which hold front exhaust pipe onto cylinder heads. CAUTION: Be careful not to pull down front and center exhaust pipe assembly. (Scheme 6): Identifying Bolts Which Hold Front Exhaust Pipe Onto Cylinder Heads
9. Remove bolt which installs front and center exhaust pipe assembly to hanger bracket. (Scheme 7): Identifying Hanger Bracket Bolt
10. Remove front and center exhaust pipe assembly from the vehicle. CAUTION: Be careful not to let front and center exhaust pipe assembly fall off when removing as it is quite heavy. After removing front and center exhaust assembly, do not apply excessive pulling force on rear exhaust pipe.
11. Separate front exhaust pipe from front catalytic converter and center exhaust pipe assembly. (Scheme 8): Separating Front Exhaust Pipe From Front Catalytic Converter

Scheme 9

Scheme 10

Scheme 11

Scheme 12

Scheme 13

Scheme 14

Scheme 15

Scheme 16

1. Install front exhaust pipe to front catalytic converter and center exhaust pipe assembly. CAUTION: Replace gaskets with new ones. Tightening torque: 30+/-5 N.m (3.1+/-0.5 kg-m, 22.4+/-3.6 ft-lb) (Scheme 9): Installing Front Exhaust Pipe To Front Catalytic Converter
2. Install front and center exhaust pipe assembly to the vehicle.
3. Temporarily tighten bolt which installs front and center exhaust pipe assembly to hanger bracket. (Scheme 10): Identifying Hanger Bracket Bolt
4. Tighten bolts which hold front exhaust pipe onto cylinder heads. Tightening torque: 30+/-5 N.m (3.1+/-0.5 kg-m, 22.4+/-3.6 ft-lb) (Scheme 11): Tightening Bolts Which Hold Front Exhaust Pipe Onto Cylinder Heads
5. Tighten bolts which install front and center exhaust pipe assembly to rear exhaust pipe. Tightening torque: 18+/-5 N.m (1.8+/-0.5 kg-m, 13.0+/-3.6 ft-lb) (Scheme 12): Tightening Bolts Which Install Front & Center Exhaust Pipe Assembly To Rear Exhaust Pipe
6. Tighten bolt which holds front and center exhaust pipe assembly to hanger bracket. Tightening torque: 35+/-5 N.m (3.6+/-0.5 kg-m, 26.0+/-3.6 ft-lb) (Scheme 13): Tightening Bolt Which Holds Front & Center Exhaust Pipe Assembly To Hanger Bracket.
7. Connect rear oxygen sensor connector. (Scheme 14): Connecting Rear Oxygen Sensor Connector
8. Install under cover.
9. Lower the vehicle.
10. Connect front oxygen (A/F) sensor connector. (Scheme 15): Connecting Front Oxygen (A/F) Sensor Connector
11. Connect battery ground cable. (Scheme 16): Connecting Battery Ground Cable

Scheme 17

Scheme 18

Scheme 19

1. Lift-up the vehicle.
2. Separate rear exhaust pipe from center exhaust pipe. WARNING: Be careful, exhaust pipe is hot. (Scheme 17): Separating Rear Exhaust Pipe From Center Exhaust Pipe
3. Separate rear exhaust pipe from muffler. CAUTION: Be careful not to pull down rear exhaust pipe. (Scheme 18): Separating Rear Exhaust Pipe From Muffler
4. Remove rear exhaust pipe bracket from rubber cushion. NOTE: To facilitate removal, apply a coat of SUBARU CRC or equivalent to pipe bracket in advance. SUBARU CRC (Part No. 004301003) (Scheme 19): Removing Rear Exhaust Pipe Bracket From Rubber Cushion