Disconnecting the negative battery cable of the system battery
Preliminary work
Precondition
Ignition is switched off.
WARNING:
Deactivate the 12-V electrical system
.
Risk of short circuits! Risk of fire!
Risk of short circuits! Risk of fire!
- Make sure that there is no battery charger connected to the jump start terminal in the engine compartment.
- For vehicles with additional electrical systems (48 V electrical system, high-voltage vehicle electrical system), this absolutely must be deactivated before the vehicle battery is disconnected.
NOTE:
TECHNICAL INFORMATION
Follow notes on lithium-ion battery. See NOTES REGARDING THE LITHIUM-ION BATTERY
Follow notes on lithium-ion battery. See NOTES REGARDING THE LITHIUM-ION BATTERY
- Slacken nut (1).
- Detach the negative battery terminal (2) from the negative battery terminal.
- Put the battery ground lead to one side and secure it.