Diagnosis And Testing Exhaust System - Chrysler 1997 Stratus Convertible RHD Service Manual

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DIAGNOSIS AND TESTING
EXHAUST SYSTEM
CONDITION
EXCESSIVE EXHAUST NOISE
(UNDER HOOD)
EXCESSIVE EXHAUST NOISE
EXHAUST SYSTEM AND INTAKE MANIFOLD
POSSIBLE CAUSES
(a) Exhaust manifold cracked or
broken
(b) Manifold to cylinder head leak
(c) EGR Valve to manifold gasket
leakage
(c) EGR Valve to EGR tube gasket
leakage
(c) EGR tube to manifold tube
leakage
(d) Exhaust flex-joint to manifold
leak
(e) Exhaust flex-joint
(f) Pipe and shell noise from front
exhaust pipe
(a) Leak at pipe joints
(b) Burned or rusted out muffler
assembly or exhaust pipe
(c) Burned or rusted out resonator
(d) Restriction in exhaust system
(e) Converter material in muffler
CORRECTION
(a) Replace manifold
(b) Tighten manifold and/or replace
gasket
(c) Tighten fasteners or replace
gasket
(c) Tighten fasteners or replace
gasket
(c) tighten tube nut
(d) Tighten joint and/or replace
gasket
(e) Replace catalytic converter
assembly
(f) Characteristic of single wall pipe
(a) Tighten clamps at leaking joints.
(b) Replace muffler resonator
tailpipe assembly or exhaust pipe
with catalytic
(c) Replace muffler resonator
tailpipe assembly
(d) Remove restriction, if possible,
or replace as necessary
(e) Replace muffler and converter
assemblies. Check fuel injection and
ignition systems for proper
operation.
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