Do not start the engine with help of starting sprays.
Preparation:
Conform with the following when starting engine with starting cable.
Ensure that jump lead wires are to appropriate cross-section s
IMPORTANT: Only repair those cables which show visible signs of damage. In
the event of
visible damage, make sure there is only one cable repair in effect after the
repair work. If no visible damage
WARNING: Danger of destruction in event of mechanical strain
Do not introduce any additional connections at the battery
negative
terminal.
Do not modify the grounding cable.
The grounding cable
Principle
BMW Digital Key allows the vehicle to be unlocked
and locked, as well as started, with a
compatible smartphone.
General information
The availability of the BMW Digital Key depends
on the equipment and national-market version.
BMW Digital Key can be used with a compatible
smartphone or ot
REPLACING BATTERY NEGATIVE LEAD
WARNING: Observe safety instructions for handling vehicle battery.
Follow instructions for disconnecting and connecting battery.
IMPORTANT: Do not under any circumstances use force to pull/lever off
Intelligent Battery
Sensor (IBS).
Necessary preliminary tasks: