What Causes Oil in the Intake Pipe of the Haval H6?

1 Answers
MacOlivia
07/30/25 7:06am
Haval H6 intake pipe has oil due to a prolonged imbalance between the intake pressure and the pressure inside the turbocharger bearing housing, which causes the oil in the turbocharger to leak into the compressor through the seals under the pressure difference. Additionally, if the engine oil is overfilled, it will inevitably increase the oil content in the crankcase ventilation system, leading to oil entering the intake pipe through the crankcase ventilation system. The Haval H6 is the flagship model of the Haval brand, available in two powertrain versions: 1.5GDIT and 2.0GDIT with a wet 7DCT. In terms of body dimensions, the Haval H6 measures 4640mm in length, 1825mm in width, 1690mm in height, with a wheelbase of 2680mm.
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