Disconnecting the negative battery cable of the vehicle battery
Prerequisite
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.
- Pull off the cover (1).
- Loosen screws (2).
- Remove battery cover (3). NOTE: RISK OF DAMAGE
Damage to battery terminal, the safety battery terminal or the intelligent battery sensor (IBS).
Damaged battery terminals can lead to malfunctions or vehicle electrical system faults.- Detach battery terminal from battery pole by carefully shifting to and fro. Do not pry off using a tool.
- Slacken the nut (1) at the negative battery terminal (2).
- Pull off the negative battery terminal (2) including the intelligent battery sensor (IBS) from the negative battery terminal.
- Set the negative battery cable and the cable duct (3) aside and secure the components.