Remove contacts from micro quadlock system connector - AR00.19-P-0120-03B

Fig 1: Identifying New Passenger Vehicle Wiring Harness Repair Kit (220 589 04 99 00)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Wiring Harness Repair Kit Basic (000 589 13 99 00)

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Fig 3: Identifying Blade Holder With Clamping Pliers (220 589 01 99 50)

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Fig 4: Identifying MQS Blade (220 589 01 99 60)

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Unfasten secondary release on version with lock tab 

1. Push suitable tool underneath locking shackles (1).
2. Pry up the lock tabs (1) in direction shown by arrow.
   Fig 5: Prying Lock Tabs

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   Unpin contact pins from the connector 

3. Insert blade holder with clamping pliers and MQS blade from front side though opening above contact cavity of connector housing (3).

   This presses down the spring shackle at the contact pin (2).

4. A slight tug on the corresponding cable will pull the contact pin (2) out of the cavity of the plug.

   Foil contacts must be unpinned at the same time. Tug on the foil while pressing down the spring to remove the foil.

   Fig 6: Pulling Contact Pin Out Of Cavity Of Plug

   Courtesy of MERCEDES-BENZ USA