Activating the 48 V electrical system
Prerequisite
Ignition is switched off.
NOTE:
RISK OF DAMAGE
Damage to the 48-V battery
If a 48-V battery that is disconnected from the electrical system is activated, the battery electronics will be damaged .
Damage to the 48-V battery
If a 48-V battery that is disconnected from the electrical system is activated, the battery electronics will be damaged .
- Only ever activate the 48 V electrical system when the 48 V battery is fully connected up.
- Raise the battery ground cable (1).
- Remove special tool 2 452 007.
- Release the negative battery cable (2) of the 48-V battery from the attachment.
- Position the negative battery cable (2) of the 48-V battery on the negative battery terminal.
- Tighten the nut (1).TIGHTENING TORQUE SPECIFICATIONS
Negative battery cable to 48-V battery Nut M8 tightening torque 19 Nm - Connect the connector (1) of the CAN bus and lock it.
- Clip in the clip (2).
- Activate the 48 V electrical system by closing the hood.
The activation takes place automatically.
Follow-up work
- Refer to INSTALLING THE STEERING COLUMN SWITCH CLUSTER (SZL) .
- Refer to INSTALLING STEERING COLUMN SHROUD LOWER SECTION .
- Refer to FITTING STEERING COLUMN SHROUD UPPER SECTION .
- Refer to INSTALLING THE STEERING WHEEL (SPORTS STEERING WHEEL) .
- Refer to INSTALLING THE AIRBAG UNIT (SPORTS STEERING WHEEL) .
- Refer to CONNECTING ALL BATTERY GROUND LEADS .
- Refer to CHECKING THE AIRBAG FOR FUNCTION .