Mercedes-Benz ML320. Manual — part 578

1. Position the blade holder with clamping pliers

and MQS blade

from above through the opening (3)

of pin housing (1) at the spring shackle of male contact (2).

2. Press down spring shackle and pull male contact (2) all the way out of contact cavity of pin housing (1).

Carry out the same work step in the opening (4). Tug the corresponding cable at the same time to assist
the unpinning procedure.

Shown with circular conductor

2004 Mercedes-Benz ML350

1998-2005 GENINFO Overall vehicle - 163 Chassis

me

2004 Mercedes-Benz ML350

1998-2005 GENINFO Overall vehicle - 163 Chassis

me

Fig. 445: Male Contacts From Plug With 2ND Contact Retainer (MQS) - Shown With Circular
Conductor

REMOVE CONTACTS FROM MICRO QUADLOCK SYSTEM PLUG - AR00.19-P-0120-03B

Fig. 446: Identifying Wiring Harness Repair Kit, Supplement For Passenger Cars (220 589 04 99 00)

Fig. 447: Identifying Wiring Harness Repair Kit, Basic (000 589 13 99 00)

Fig. 448: Identifying Wiring Harness Repair Kit (220 589 02 99 00)

2004 Mercedes-Benz ML350

1998-2005 GENINFO Overall vehicle - 163 Chassis

me

Fig. 449: Identifying Blade Holder With Clamping Pliers (220 589 01 99 50)

Fig. 450: Identifying MQS Blade (220 589 01 99 60)

Secondary unlocking for version with lock tab

1. Push suitable tool underneath locking shackles (1).

2. Pry up the lock tabs (1) in direction shown by arrow.

Shown on 8-pin MQS connector

Fig. 451: Prying Up Lock Tabs - Shown On 8-Pin MQS Connector

Unpin contact pins form connector (MQS)

1. Insert blade holder with clamping pliers

and MQS blade

from front side through opening above

contact cavity of connector housing (3).

This presses down the spring on the contact pin (2).

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

2004 Mercedes-Benz ML350

1998-2005 GENINFO Overall vehicle - 163 Chassis

me