Remove Contacts From Siemens ELO Connector - AR00.19-P-0120-24A

WARNING: This page is about a different car, the 2020 Mercedes-Benz SLC43 AMG, 2019 Mercedes-Benz SLC43 AMG, 2018 Mercedes-Benz SLC43 AMG, and 2017 Mercedes-Benz SLC43 AMG. However, it is still accessible from the selected car via links, so may be relevant.

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

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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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Secondary release on version with "Siemens ELO" securing clip (shown on 10-pin "Siemens ELO" connector)

Using a suitable tool, pry up the side tabs of the retaining clamp (1).
Move the tabs.
Remove securing clip (1).

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Unpin contact pins from "Siemens ELO" connector (shown on 10-pin "Siemens ELO" connector)
Attach blade holder with clamping pliers and MQS blade at side of spring shackle of contact pin (2).
Press down the spring shackle of the contact pin (2) and push the contact pin (2) out of the contact cavity of the connector housing (1). Tug the corresponding cable at the same time to assist the unpinning procedure.

Courtesy of MERCEDES-BENZ USA