Battery Maintenance - MG MG3 Owner's Handbook Manual

Charging Notes:
• Always wear safety glasses when connecting or
disconnecting a battery charger.
• Always ensure there the area is well ventilated. Ensure
the charging battery has adequate space and does not
'over-heat'.
• DO NOT smoke in the vicinity of a charging battery,
and ensure sparks and naked lights are kept well away
from the engine compartment.
• Before charging, connect the positive cable at first.
After charging, disconnect the negative cable at first.
Battery Charging Operation:
Note: When charging or emergency starting always
ensure the negative lead has a good connection to a
body earth away from the battery (refers to the section
'Emergency Starting' in the 'Emergency Information'
Chapter).
• If charging the battery whilst on the vehicle, please
connect the battery charger negative lead to the vehicle
body ensuring a good connection.
• Ensure all terminals are free from corrosion.
MAINTENANCE
• Only suitable battery chargers can be used - please
consult an MG Authorised Repairer for details.
• During the charging process the battery temperature
MUST NOT exceed 40ºC.
• DO NOT attempt to charge a battery at temperatures
below 0ºC.

Battery Maintenance

DO NOT leave electric components switched
on when the engine is not running, the
battery may become flat and you will not be
able to start the engine.
The battery is designed to be maintenance free, so
topping-up is unnecessary.
Note: If the vehicle is stored for more than 1 month,
remove the earth lead from the battery. Make sure
that the ignition switch has been turned off before
connecting or disconnecting the earth lead.
vehicles fitted with Stop/Start, when connecting the
earth lead again, the vehicle must be left in a locked
state for 4 hours to re-calibrate the battery condition.
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