Condition
|
Action
|
Refer to
Hot Exhaust System Warning
.
DEFINITION: buzzing, creaking, or humming sound. An audible or physical noise due to a faulty component or damaged components causing a loose or misaligned exhaust system resulting in a rattle or vibration noise.
Refer to
Symptoms - Engine Exhaust
prior to beginning this table.
|
Popping or hissing noise
|
Exhaust leak-Refer to
Exhaust Leakage
.
|
Loud exhaust
|
1.
|
Compare to a known good vehicle.
|
2.
|
Inspect for a damaged or failed muffler or resonator, if equipped.
|
|
External rattle or vibration noise
|
1.
|
Inspect for a bent or loose hanger, loose heat shield, or loose clamp.
|
2.
|
Inspect for a exhaust pipe causing interference.
|
3.
|
Repair or replace the affected component. Refer to the affected component's service procedure.
|
|
Internal rattle
|
1.
|
Test the components by tapping with a rubber mallet to confirm a rattle.
|
|