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Turbocharger Hissing Noise

Condition

Action

Air inlet leaks or obstructions

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

Leaking charge air cooler/pipes/hoses

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

Leaking or restricted exhaust system

  1. Inspect for a leak in the exhaust system.
  2. Inspect for a restricted exhaust system.

Inlet system leaks or obstructions

  1. Inspect for leaks in the intake manifolds.
  2. Inspect for restrictions in the intake manifolds.
   


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