Problem | Action | ||||||
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Caution: Refer to Hot Exhaust System Caution in the Preface section. DEFINITION: An exhaust leak may show stains at the area of the leak. The leak may be felt by holding a hand close to the suspected areas or using a smoke pencil. The leak may make a popping or hissing noise. Refer to Symptoms - Engine Exhaust prior to beginning this table. | |||||||
Misaligned or improperly installed exhaust system components |
| ||||||
Exhaust leaks at the following connections:
| Tighten the components to the specifications. Refer to Fastener Tightening Specifications . | ||||||
Seals or gaskets leaking:
| Replace the leaking seal or gasket. Refer to the affected components procedure for service. | ||||||
Irregularities at the mating surfaces on the flange connections | Repair as required or replace the affected component. Refer to the affected components procedure for service. | ||||||
Exhaust manifold cracked or broken | Replace the exhaust manifold. Refer to one of the following procedures: | ||||||
Exhaust system component connection welds leaking | Replace the leaking component. Refer to the affected component's procedure for service. | ||||||
Muffler damaged or leaking at the seams | Replace the affected muffler. Refer to one of the following procedures: |