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.
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HOMESERVICE MANUALSBMW2011M3 2D CONVERTIBLE, AUTOMATIC DCTREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 393 (GENERAL ELECTRICAL SYSTEM - REPAIR INSTRUCTIONS - 525I)PLUG CONNECTION, TERMS61 13... CRIMPING MICRO QUADLOCK SYSTEM CONTACTS (MQS)SPECIAL TOOLS REQUIRED
2011 BMW M3 2D Convertible, Automatic DCT
Special tools required
2011 BMW M3 2D Convertible, Automatic DCTSECTION Special tools required
WARNING: This page is about a different car, the 2003 BMW 525i, 2002 BMW 525i, and 2001 BMW 525i. However, it is still accessible from the selected car via links, so may be relevant.
- 61 4 320
To crimp MQS contacts, use pliers 61 4 321 (1) in conjunction with crimping head 61 4 324 (2) from crimping set 61 4 320.
NOTE:
Pliers (1) open automatically as far as they will go when handles are pressed together.
RENDER: 1.0x
NO RELATED
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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.