Remove contacts from micro quadlock system coupling - AR00.19-P-0120-04A

WARNING: This page does not describe the selected car, but rather 33 other vehicles, including the 2016 Mercedes-Benz E63 S AMG, 2016 Mercedes-Benz E400, 2016 Mercedes-Benz E350, 2016 Mercedes-Benz E300, and 2016 Mercedes-Benz E250. However, it is still accessible from the selected car via links, so may be relevant.

MODEL ALL Micro-Quadlock system coupling variant 1

Fig 1: Identifying 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)

Courtesy of MERCEDES-BENZ USA

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

Courtesy of MERCEDES-BENZ USA

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

Courtesy of MERCEDES-BENZ USA

Unfasten secondary release on version with retaining cap

Guide suitable tool (1) all the way into groove (4) from the side.
Remove retaining cap (2) from coupling housing (3) in direction of arrow.

Fig 5: Removing Retaining Cap From Coupling Housing
Courtesy of MERCEDES-BENZ USA

Unfasten secondary release on version with retainer housing (shown on micro quadlock system/Multi Contact Point coupling)
Lift locking catch (2) of retaining cap (4) using a suitable tool (1).
Pull coupling housing (3) from retaining cap (4) in direction shown by arrow.

Fig 6: Pulling Coupling Housing From Retaining Cap
Courtesy of MERCEDES-BENZ USA

Unfasten secondary release on version with cap
Detach cover (1) from cap (2) in direction of arrow over the catch mechanism.
Remove connector housing (3) from cap (2) in direction of arrow.

Fig 7: Removing Connector Housing From Cap
Courtesy of MERCEDES-BENZ USA

Unfasten secondary release on version with 2nd contact retainer
Using a suitable tool, open the contact retainer (1).
Pry up the contact retainer (1) in direction shown by arrow.

Fig 8: Opening Contact Retainer Using Suitable Tool
Courtesy of MERCEDES-BENZ USA

Unfasten secondary release on version with lock tab
Push suitable tool underneath locking catches (1).
Pry up the lock tabs (1) in direction shown by arrow.

Fig 9: Pulling Up Lock Tabs
Courtesy of MERCEDES-BENZ USA

Unfasten secondary release on version with retainer housing
Using a suitable tool, pry up the locking tab on the retaining cap (5).
Pull coupling housing (6) from retaining cap (5) in direction of arrow.

Fig 10: Pulling Coupling Housing From Retaining Cap
Courtesy of MERCEDES-BENZ USA

Unpin female contacts from coupling
Attach blade holder with clamping pliers and MQS blade from above through opening in exposed connector housing (1) at spring shackle of female contact (2).
Press the spring shackle of the female contact (2) downward and push the female contact (2) out of the contact cavity of the connector housing (1). Tug the corresponding cable at the same time to assist the unpinning procedure.

Fig 11: Pushing Female Contact From Connector Housing Contact Cavity
Courtesy of MERCEDES-BENZ USA

Unpin female contacts from coupling with 2nd contact retainer
Attach blade holder with clamping pliers and MQS blade from above through opening (3) of connector housing (1), press down spring shackle of female contact (2), and pull female contact (2) out of contact cavity of connector housing (1) to end stop.
Attach blade holder with clamping pliers and MQS blade from above through opening (4), press down spring shackle of female contact (2), and pull female contact (2) out of contact cavity of connector housing (1).

Fig 12: Pulling Female Contact From Connector Housing Contact Cavity
Courtesy of MERCEDES-BENZ USA

Tug the corresponding cable at the same time to help unpinning procedure.