Maintenance
BATTERY MANAGEMENT SYSTEM
For longer, trouble-free operation, keep the
LIMITATIONS
top of the battery clean and dry and the
battery cables tightly fastened to the
After battery replacement, or in some
battery terminals. If any corrosion is
cases after charging the battery with an
present on the battery or terminals, remove
external charger, the battery management
the cables from the terminals and clean
system requires eight hours of vehicle sleep
with a wire brush. You can neutralize the
time to relearn the battery state of charge.
acid with a solution of baking soda and
During this time, your vehicle must remain
water.
fully locked with the ignition switched off.
We recommend that you disconnect the
Note: Prior to relearning the battery state
negative battery cable terminal from the
of charge, the battery management system
battery if you plan to store your vehicle for
could temporarily disable some electrical
an extended period.
systems.
Note: If you only disconnect the negative
battery cable terminal, make sure it is
Electrical Accessory Installation
isolated or placed away from the battery
To make sure the battery management
terminal to avoid unintended connection or
system works correctly, do not connect an
arcing.
electrical device ground connection
If you disconnect or replace the battery
directly to the battery negative post. This
and your vehicle has an automatic
can cause inaccurate measurements of
transmission, it must relearn its adaptive
the battery condition and potential
strategy. Because of this, the transmission
incorrect system operation.
may shift firmly when first driven. This is
Note: If you add electrical accessories or
normal operation while the transmission
components to the vehicle, it could
fully updates its operation to optimum
adversely affect battery performance and
shift feel.
durability. This could also affect the
Removing the Battery
performance of other electrical systems in
the vehicle.
1.
Apply the parking brake and switch the
ignition off.
CHANGING THE 12V BATTERY
2. Switch all electrical equipment off, for
example lights and radio.
The battery is in the engine compartment.
3. Wait a minimum of two minutes before
See Maintenance (page 357).
disconnecting the battery.
Your vehicle has a maintenance-free
Note: The engine management system has
battery. It does not require additional
a power hold function and remains powered
water during service.
for a period of time after you switch the
If the vehicle battery has a cover, make
ignition off. This is to allow diagnostic and
sure you correctly install it after cleaning
adaptive tables to be stored. Disconnecting
or replacing the battery.
the battery without waiting can cause
damage not covered by the vehicle
Warranty.
4. Disconnect and isolate the negative
battery cable terminal.
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Puma (CF7) Vehicles Built From: 27-03-2023, CG3833en enGBR, Edition date: 202301, First-Printing
English 
