What are the symptoms of a turbocharger malfunction?

1 Answers
OFelix
07/30/25 1:17am
Turbine failure symptoms include: 1. Engine power loss; 2. Black smoke from exhaust; 3. Increased fuel consumption; 4. High-pitched screeching noise during engine operation; 5. Oil entering the intake pipe. The turbocharger utilizes exhaust gases from the exhaust manifold to drive the turbine at high speed, which in turn drives the compressor impeller via the rotor shaft. The high-speed rotation of the compressor impeller pressurizes the intake air, increasing the air density entering the cylinders. As a crucial component for enhancing engine power and reducing emissions, improper use, maintenance or servicing can easily lead to malfunctions, causing abnormal engine operation. Common turbocharger failures include oil leaks, manifested by excessive oil consumption without abnormal exhaust smoke color or power reduction - typically caused by oil seepage.
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