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

WARNING: This page is about a different car, the 2011 Mercedes-Benz C300, 2010 Mercedes-Benz C300, 2009 Mercedes-Benz C300, and 2008 Mercedes-Benz C300. However, it is still accessible from the selected car via links, so may be relevant.

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)

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 sliding plate (shown on Junior Power Timer (JPT), micro quadlock system coupling)

Using a suitable tool, move both sliding plates (1) in housing in direction of arrow over catch mechanism.

Fig 5: Moving Sliding Plates In Housing
Courtesy of MERCEDES-BENZ USA

Unfasten secondary release on version with retaining cage (shown on MQS, Multi Contact Point coupling)
Using a suitable tool (1), slide retaining cage (2) into pre-locking position in direction shown by arrow.

Fig 6: Sliding Retaining Cage Into Pre-Locking Position
Courtesy of MERCEDES-BENZ USA

Unpin female contacts from coupling
Insert blade holder with clamping pliers and MQS blade from front side through opening next to contact cavity of coupling.
This step presses the spring shackle on the female contact (1) down into position.
A slight tug on the corresponding cable will remove the female contact (1) from the contact cavity of the coupling.

Fig 7: Removing Female Contact From Contact Cavity Of Coupling
Courtesy of MERCEDES-BENZ USA