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Noise from the turbo

Symptom: Leakage noise from the turbo

Noise from the turbo

Fault symptoms

Leakage noise from the turbo

Conditions

The following conditions apply for this fault symptom:


Noises caused by air leakage can be audible during engine acceleration with a cold engine.


Diagnostic procedure




Tighten the exhaust manifold bolts against the cylinder head.

Tightening torque: 25 Nm (19 lbf ft)

If leakage persists, replace the gasket to the turbo and check that the flanges are whole. See Turbocharger, 4-cyl .

Do not adjust the diaphragm unit if noises are detected.