Opening plug housings and removing contacts of different plug systems (X2 2018-2023)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2023 BMW X2, 2022 BMW X2, 2021 BMW X2, 2020 BMW X2, and 2019 BMW X2. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

Refer to 61 0 300
Refer to 61 0 400
Refer to 61 1 100
Refer to 61 1 150

Abbreviations of contacts and what they mean:
ELA	Strand seal
D 1.5/2.5/3.5	Round contacts with 1.5 mm, 2.5 mm or 3.5 mm diameter
MDK	Miniature double flat spring contact
JPT	Junior Power timer
DFK	Double flat spring contacts
Elo	Electronic contacts
Elo Power	Electronic contacts for heavy load
MQS	Micro Quadlock system
MPQ	Micro Power Quadlock
MLK	Mini laminated contact
SLK	Sensor laminated contact
MLK	Mini laminated contact
Mcon	Multi contact

IMPORTANT: The contacts can be changed on ultrasonically welded connectors (1).
Ultrasonically welded connectors (1) must be replaced completely.
Ultrasonic-welded connectors (1) can be identified by the welds (2) on their longitudinal side.

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Special tools referred to in the repair instructions below are contained in the following special tool sets:

Release and pressing-off tool 61 1 150 will be replaced on 09/2005 by 61 0 300 (BMW) and 61 0 400 (MINI)
Release and pressing-off tool 61 1 100 (engine)

Repair instructions for opening connector housings and removing contacts of different connector systems:

Connector system D 1.5/D 2.5:

Refer to CIRCULAR CONNECTORS, 7- OR 8-PIN, SYSTEM D 2.5 .
Refer to CIRCULAR CONNECTORS, 13-PIN, SYSTEM D 2.5 .
Refer to CIRCULAR CONNECTORS, 20-PIN, SYSTEM D 2.5 .
Refer to CIRCULAR CONNECTORS, 4-, 7-, 10-, 12- OR 25-PIN, SYSTEM D 1.5/D 2.5 .
Refer to IN-LINE CONNECTORS, 15-PIN, SYSTEM D 2.5 .
Refer to IN-LINE CONNECTORS, 8-, 12-PIN, SYSTEM D 2.5 .
Refer to IN-LINE CONNECTORS, 30-PIN, SYSTEM D 2.5 .
Refer to IN-LINE CONNECTORS, 20-PIN, SYSTEM D 2.5 .

Connector system JPT/MDK/DFK:

Refer to IN-LINE CONNECTORS, 2-PIN, SYSTEM JPT ELA .
Refer to IN-LINE PLUGS, 2-PIN, SYSTEM MDK 3 PLUS 2.8 .
Refer to IN-LINE PLUGS, 4-PIN, SYSTEM DFK ELA .

Connector system Elo/Elo Power:

Refer to INLINE PLUGS, 4-, 10-PIN, SYSTEM ELO .
Refer to IN-LINE CONNECTORS, 6- TO 50-PIN, SYSTEM ELO .
Refer to INLINE PLUGS, 3-, 6-PIN, SYSTEM ELO-POWER 2.8 .

Connector system LSK:

Refer to CONNECTOR HOUSING LSK CONTACT .

Connector system MQS/MPQ:

Refer to INLINE CONNECTORS, 6-, 8-PIN, SYSTEM MQS .
Refer to INLINE PLUGS, 2-PIN, SYSTEM MPQ 2.8 .
Refer to CONTROL UNIT CONNECTORS, 25-, 35-, 55-, 83-, 88-PIN .
Refer to IN-LINE PLUGS, 24-PIN, HYBRID SYSTEM MQS/MPQ .
Refer to SOCKET HOUSING 42-, 43-PIN, HYBRID SYSTEM MQS/MPQ .
Refer to SOCKET HOUSINGS 2X21 -, 2X27-PIN, HYBRID SYSTEM MQS/MPQ, ELO/ELO POWER .
Refer to IN-LINE CONNECTORS, 30-PIN, HYBRID SYSTEM MQS/MPQ .
Refer to SOCKET HOUSINGS, 5-, 8-PIN, SYSTEM MQS/MPQ .
Refer to SOCKET HOUSING (RADIO CONNECTOR), HYBRID SYSTEM MQS/MPQ .