Jeep Cherokee (XJ): Exhaust system
Jeep Cherokee (XJ) 1984 - 2001 Service Manual > Exhaust system
4.0L ENGINE
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Exhaust system
DESCRIPTION
The basic exhaust system consists of exhaust manifold(
s), exhaust pipe with oxygen sensors, catalytic
converter(s), heat shield(s), muffler and tailpipe
(Fig. 1) (Fig. ...
Other materials:
Diagnosis and testing
Fuel pump pressure test
Use this test in conjunction with the Fuel Pump
Capacity Test, Fuel Pressure Leak Down Test and
Fuel Pump Amperage Test found elsewhere in this
group.
Check Valve Operation: The electric fuel pump
outlet contains a one-way check valve to prevent fuel
flow back into th ...