Front Exhaust Pipe

Front Exhaust Pipe








REMOVAL

CAUTION: Be careful not to burn yourself, because the exhaust pipe becomes extremely hot after running.

1) Set the vehicle on a lift.
2) Disconnect the ground cable from the battery.





3) Lift up the vehicle.
4) Remove the under cover.
5) Remove the front oxygen (A/F) sensor connector (A) and rear oxygen sensor connector (B).





6) Separate the front exhaust pipe assembly from the rear exhaust pipe.





7) Remove the nuts which hold front exhaust pipe assembly onto cylinder heads.

CAUTION: Be careful not to pull down the front exhaust pipe assembly.





8) Remove the bolts which hold front exhaust pipe assembly to hanger bracket.





9) Remove the front exhaust pipe assembly from vehicle.

CAUTION:
^ Be careful not to let the front exhaust pipe assembly fall off when removing, since it is very heavy.
^ After removing the front exhaust pipe assembly, do not apply excessive pulling force on the rear exhaust pipe.

10) Separate the front exhaust pipe (RH) from front exhaust pipe assembly.





11) Remove the front oxygen (A/F) sensor and rear oxygen sensor.

INSTALLATION
1) Install the front oxygen (A/F) sensor and rear oxygen sensor. 2) Install the front exhaust pipe (RH) to front exhaust pipe (LH).

NOTE: Use a new gasket.





3) Install the front exhaust pipe assembly to vehicle.
4) Temporarily tighten the nuts which hold front exhaust pipe assembly onto cylinder heads.

NOTE: Use a new gasket.





5) Temporarily tighten the bolts which hold front exhaust pipe assembly to hanger bracket.





6) Tighten the bolts which install front exhaust pipe to rear exhaust pipe.

NOTE: Use a new gasket.





7) Tighten the bolts which hold front exhaust pipe assembly to hanger bracket.





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





9) Install the under cover.
10) Connect the front oxygen (A/F) sensor connector (A) and rear oxygen sensor connector (B).





11) Lower the vehicle.
12) Connect the battery ground cable to battery.





INSPECTION
1) Check the connections and welds for exhaust leaks.
2) Make sure there are no holes or rusting.