Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
61 13... Opening Plug Housings And Removing Contacts Of Different Plug Systems: Notes
Special Tools Required:
- 61 0 300 RELEASING TOOL (COMPLETE KIT)
- 61 0 400
- 61 1 100 RELEASING KIT
- 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 |
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.
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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