Installing Front Three-Point Belt

Information 

Always replace the fastening screws on the three-point seat belt. The micro-self-locking screws must not be treated (e.g. greased) or loosened and then screwed on again.

Fig 1: Identifying Front Three-Point Belt

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1. Position belt reel in the mounting opening -A-  , ensuring that the threaded bore is aligned with the thread.
   Fig 2: Positioning Belt Reel In Mounting Opening

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2. Tighten belt reel with the fastening screw -2-  . → Tightening torque: 50 Nm (37 ft lbs.) 
   Fig 3: Installing Belt Reel Fastening Screw

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   Information 

   • Do not twist the three-point belt when installing! 
3. Push through belt end mount -A-  and belt buckle -B-  upwards behind the holder.
   Fig 4: Pushing Belt End Mount And Belt Buckle Upwards Behind Holder

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4. Turn belt lug -arrow C-  and push it upwards behind the holder -arrow D-  .
   Fig 5: Turning Belt Lug

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   Information 

   • Once the fastening screw has been tightened, the belt lug must level out on its own in a vertical position or in the relevant support direction. 
     Fig 6: Locating Belt Lug Mounting Bolts

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5. Fasten belt lug on the vertical adjustment device with the fastening screw -1-  . → Tightening torque: 37 ftlb  .
   Fig 7: Locating Belt Lug Mounting Bolts

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   Information 

   • When routing the electric wires, ensure that they are not routed through the belt-coiling area. 
     Fig 8: Removing Electric Wires

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6. Insert plug -arrow A-  until the lock -B-  is felt to engage.
   Fig 9: Removing Electric Wires

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7. Push socket onto the clip -arrow A-  until it clicks into place -arrow B-  .
   Fig 10: Pushing Socket Onto Clip

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8. Push seat belt through the belt guide on the seat -arrow A-  .
   Fig 11: Pushing Seat Belt Through Belt Guide On Seat

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9. Position belt end fitting on the retaining pin -arrow B-  and pull upward -arrow C-  until the retaining clip locks with an audible click.
   Fig 12: Positioning Belt End Fitting On Retaining Pin

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10. Engage seat belt cover at seat trim -arrow A-  and push in -arrow B-  until it can be felt to engage.
    Fig 13: Engaging Seat Belt Cover At Seat Trim

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11. Install inner sill. → Installing Inner Door Sill Trim

    Carry out work instruction after disconnecting the battery. → WM 9000IN WORK INSTRUCTIONS AFTER DISCONNECTING THE BATTERY (ALL MODELS) .

12. Perform a function test.
    • The belt strap must be fully rolled up when the function test is started.
    • Move the seat belt height adjustment to the highest position.
    • Pull out belt strap completely as far as it will go.
    • Roll up the belt strap again slowly. An audible clattering noise can be heard when you do this.
    • If the rolling-up process is interrupted, the belt strap cannot be pulled out again (permanent belt blockage).
    • The permanent belt blockage feature must be disabled at least 100 mm before the belt strap is completely rolled up in order to ensure that the belt strap can be pulled out again.