Toyota
Jeep Cherokee
 Service Manual
Exhaust system » Removal and installation
Exhaust pipe

WARNING: IF TORCHES ARE USED WHEN WORKING ON THE EXHAUST SYSTEM, DO NOT ALLOW THE FLAME NEAR THE FUEL LINES.

CAUTION: When servicing exhaust system components, disconnect the oxygen sensor connector.

Allowing the exhaust system to hang by the oxygen sensor harness will damage the wiring and/or sensor.

REMOVAL

(1) Raise and support the vehicle.

(2) Saturate the bolts and nuts with Mopart Rust Penetrant (Fig. 7) (Fig. 8). Allow 5 minutes for penetration.

Fig. 7 Exhaust Pipe Removal-2.5L
Fig. 7 Exhaust Pipe Removal-2.5L

1 - NUT
2 - TRANSMISSION SUPPORT
3 - MINI CATALYTIC CONVERTER
4 - EXHAUST PIPE
5 - EXHAUST MANIFOLD

(3) Disconnect the oxygen sensor connector(s).

(4) Disconnect the exhaust pipe from the engine exhaust manifold. Discard the seal (4.0L engine, only).

(5) Support the transmission and remove the rear crossmember.

(6) Remove the clamp nuts and clamp. To remove the exhaust pipe from the catalytic converter, apply heat until the metal becomes cherry red. Disconnect the exhaust pipe from the catalytic converter.

Remove the exhaust pipe.

Fig. 8 Exhaust Pipe Removal-4.0L
Fig. 8 Exhaust Pipe Removal-4.0L

1 - NUT
2 - EXHAUST MANIFOLD
3 - TRANSMISSION SUPPORT
4 - EXHAUST PIPE
5 - MINI CATALYTIC CONVERTER
6 - BOLT

INSTALLATION

(1) Assemble exhaust pipe to manifold and catalytic converter loosely to permit proper alignment of all parts.

(2) Use a new clamp and tighten the nuts to 61 N·m (45 ft. lbs.) torque.

(3) Connect the exhaust pipe to the engine exhaust manifold (Fig. 7) (Fig. 8). Install a new seal between the exhaust manifold and the exhaust pipe (4.0L engine only). Tighten the nuts to 31 N·m (23 ft. lbs.) torque.

(4) Install the rear crossmember. Install and tighten the four (4) crossmember to rear mount nuts to 22 N·m (16 ft. lbs.) Install and tighten the crossmember to sill bolts to 42 N·m (31 ft. lbs.) torque.

Remove the support from the transmission.

(5) Carefully coat the threads on the oxygen sensor( s) with anti-seize compound. Install the sensor and tighten the nut to 27 N·m (20 ft. lbs.) torque.

(6) Lower the vehicle.

(7) Start the engine and inspect for exhaust leaks and exhaust system contact with the body panels.

Adjust the alignment, if needed.

    More about «Removal and installation»:

    Exhaust pipe

    Catalytic converter

    Muffler and tailpipe

    Heat shields

    Jeep Cherokee Service Manual / Exhaust system / Removal and installation / Exhaust pipe

    Jeep Cherokee Service Manual

    Categories


    © 2017-2022 Copyright www.jcherokee.com