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Turbocharger Hissing Noise

Condition

Action

Air inlet leaks or obstructions

Inspect the turbocharger inlet pipes/hoses for leaks or obstructions.

Leaking charge air cooler/pipes/hoses

Inspect the charge air cooler/pipes/hoses for leaks or obstructions.

Leaking or restricted exhaust system

  1. Inspect the exhaust system for a leak.
  2. Inspect the exhaust system for restrictions.

Inlet system leaks or obstructions

  1. Inspect the intake manifold for leaks.
  2. Inspect the intake manifold for restrictions.
   


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