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Home >> BMW >> 2013 >> Z4 28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1334 (General Electrical System - Repair -- Z4_E89) >> Plug Connection, Terminal, Power Distribution Box >> 61 13... Opening plug housings and removing contacts of different plug systems >> Notes

61 13... Opening plug housings and removing contacts of different plug systems: Notes

WARNING: This page is about a different car, the 2016 BMW Z4, 2015 BMW Z4, and 2014 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required: 

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 plugs (1).

Ultrasonically welded plugs (1) must be replaced completely.

Ultrasonic-welded connectors (1) can be identified by the welds (2) on their longitudinal side.

Fig 1: Identifying Ultrasonic-Welded Connectors And Welds
G11152920Courtesy of BMW OF NORTH AMERICA, INC.

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

Index of connectors: