The heater uses 0.4 to 1.0 kilowatt-hours of
energy per hour of use. The system does not
have a thermostat. It achieves maximum
temperature after approximately three hours
of operation. Using the heater longer than
three hours does not improve system
performance and unnecessarily uses
electricity.
167
MKZ (CC9) Canada/United States of America, enUSA, Edition date: 201805, Second-Printing
Starting and Stopping the Engine