Installing hood lock

• Attach the cable (3).
• Feed in the hood lock.
• Replace screws (2).

  Parts:  Screws

• Tighten down screws (2).
  TIGHTENING TORQUE SPECIFICATION
  
  

  Hood lock
  screw Replace screws	Tightening torque	8 Nm

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• Connect plug connection (1) and lock.

  Only on vehicles with active pedestrian protection 

  Activate electrical system 

  NOTE: TECHNICAL INFORMATION 
  Follow the vehicle-specific instructions described in the additional information. 
• Activate the vehicle electrical system as described in the additional information.

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  Activating the 48 V electrical system 

  Precondition 

  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. 

  • Only ever activate the 48 V electrical system when the 48 V battery is fully connected up.
• Raise the battery ground cable.
• Remove special tool 2 452 007. 

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• Release the negative battery cable of the 48-V battery from the attachment.
• Position the negative battery cable of the 48-V battery on the negative battery terminal.
• Tighten nut.
  TIGHTENING TORQUE SPECIFICATION
  
  

  Negative battery cable to 48-V battery
  Nut M8	tightening torque	19 Nm

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• Connect the connector of the CAN bus and lock it.
• Clip in clip.

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• Activate the 48 V electrical system by closing the hood.

  Activation is automatic.

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Follow-up work 

• Refer to INSTALLING THE COVER FOR CENTRAL ENGINE COMPARTMENT .
• Refer to INSTALLING THE FRONT HOOD SEAL .