Install backrest side section

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Release the mounting element (1) on the detent (2) and remove from the body.
Check the mounting element (1).
It must not be damaged or missing.
Install the mounting element (1) on the backrest side section.

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Installing the backrest side section without side airbag

Feed the backrest side section (1) at the bottom into the guide and correctly position.
Clip in the backrest side section (1) on the mounting element (2).

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Installing the backrest side section with side airbag

WARNING: Airbag unit .
Danger! Immobilization period-threatening injuries!

Before performing any work on the airbag, always disconnect the battery ground lead from the battery.
Airbag unit may only be set down with the cushion (airbag itself) facing upwards.
For additional information see: SAFETY REGULATIONS FOR HANDLING COMPONENTS WITH GAS GENERATORS .

WARNING: Pyrotechnic components .
Danger! Immobilization period-threatening injuries!

All work on pyrotechnic parts may be carried out by technically experienced and appropriately trained personnel only.
Replace any damaged part or ones that have been dropped.
For additional information see: SAFETY REGULATIONS FOR HANDLING COMPONENTS WITH GAS GENERATORS .

Connect plug (3).
The connector must engage audibly.
Feed the backrest side section (1) into the bottom guide and position it correctly.
Clip in the backrest side section (1) on the mounting element (2).

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Replace the screw (2).
Parts: Screw
Tighten down screw (2).

TIGHTENING TORQUE SPECIFICATIONS

Backrest side section to backrest lock adapter plate
M6x16 Replace screw.	tightening torque	12 Nm

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Clip in the trim (1).

Disconnecting all battery ground leads

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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 .

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.

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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

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Connect the connector (1) of the CAN bus and lock it.
Clip in the clip (2).

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Activate the 48 V electrical system by closing the hood.
The activation takes place automatically.

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