Noise: Despite its generally sturdy feel, the test car made its share of unwanted sounds: an interior sound of magnified road noises, tickings on rough streets, some transmission whine and a weird moaning
vibration at higher rpms — which the dealer attributed to a slipping air - conditioner belt.
The engine, which is connected to a six - speed gearbox, has two balance shafts that cancel out
vibration at high rpms.
Not exact matches
What's less appealing about the four - cylinder is that even though it revs smoothly,
at higher rpm you can feel some
vibration through the pedals, which is something I haven't experienced in all of the cars I've tested.
Calibrated for
high mileage, the Drive mode allows the engine to run
at very low
rpm while cruising, which sometimes produces a slight
vibration.
The structural benefit derived from the combination of a forged steel crankshaft, optimized main bearing journal diameters, and iron main bearing cap inserts results in minimized noise and
vibration at mid and
high rpm.
The first is a dual - mass flywheel with a centrifugal pendulum, intended to reduce
vibration and allow the engine to run
at even lower
rpm in
higher gears.
Most prominent is a dual - mass flywheel with a centrifugal pendulum, intended to reduce
vibration and allow the engine to run
at lower
rpm in
higher gears.