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Chapter 5
CONTROLS/STEERING
Standard engines use remote controls and mechanical
helm steering cables along with engine power steering
units.
Select engines use “y by wire” controls which are de-
signed controls without actual cables for shi and throt-
tle control along with steering functions without steer-
ing cables running from the steering wheel to the out
drive.
ese units use hydraulics and special engine soware.
Read your Volvo or MercCruiser operator’s manual for
more detailed information on the system on your vessel.
Volvo “y by wire” is known as Electronic Vessel Con-
trol or EVC. MerCruiser “y by wire” is known as Digi-
tal rottle & Shi or DTS.