Exhaust Noise
| Condition | Action |
|---|---|
| WARNING: Refer to Hot Exhaust System Warning . DEFINITION: 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, i.e. buzz, groan, hum.Refer to Symptoms - Engine Exhaust prior to beginning this table. | |
| Popping or hissing noise | Exhaust leak - Refer to Exhaust Leakage . |
| Loud exhaust | Compare to a known good vehicle. Inspect for a damaged or failed muffler or resonator, if equipped. Replace the faulty muffler or resonator (if equipped). Refer to Exhaust Muffler Replacement (With NB5) or Exhaust Muffler Replacement (With NEA,NEB or N10) . |
| External rattle or vibration noise | Inspect for a bent or loose hanger, loose heat shield, or loose clamp. Inspect for a exhaust pipe causing interference. Repair or replace the affected component. Refer to the affected component's service procedure. |
| Internal rattle | Test the components by tapping with a rubber mallet to confirm a rattle. Replace the faulty catalytic converter, resonator, if equipped, or muffler. Refer to Exhaust Muffler Replacement (With NB5) or Exhaust Muffler Replacement (With NEA,NEB or N10) . |
| WARNING |
|---|
| Refer to Hot Exhaust System Warning . |