Report: Loss of Power Due to Oil and Carbon Build Up in Intake Manifold
Volkswagen Beetle Problem
Model Year Affected: 2001
Engines Affected: 1.9L 4 Cylinder Diesel Turbo, 2.0L 4 Cylinder
Oil and carbon tend to build up, creating restrictions in the intake manifold. Symptoms will be loss of power (sometimes severe) and poor fuel economy.