Ford F-MAX User Manual page 200

MAINTENANCE AND SERVICE
Electrical Systems
• Disconnect the negative jumper cable
from the spare battery fi rst, and then the
vehicle battery. Disconnect the positive
cable in the same way.
• If two vehicles are used, make sure that
their bodies or frames do not contact
each other.
5
• Do not approach the batteries with
sparks or naked fl ames as the hydrogen
will always be available.
• Connect the jumper cables as specifi ed
above to prevent sparks in the vicinity of
the batteries.
• Always use booster cables with
insulated clamps and adequate size
cable. Do not disconnect the battery
from the vehiclefs electrical system.
To start the engine:
a- Run the engine of the vehicle with
charged battery with a high speed.
b- Start the engine of the vehicle with the
fl at battery.
c-Run both vehicles for a minimum of tree
minutes before disconnecting the
Otherwise, you may damage electronic
equipment like the engine electronic
control unit or the digital instrument
cluster.
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