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)
2011 BMW M3 2D Convertible, Automatic DCT
Section 393 (GENERAL ELECTRICAL SYSTEM - REPAIR INSTRUCTIONS - 525i)
2011 BMW M3 2D Convertible, Automatic DCTSECTION Section 393 (GENERAL ELECTRICAL SYSTEM - REPAIR INSTRUCTIONS - 525i)
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.
- Troubleshooting
- Auxiliary Cable
- Plug Connection, Terms
- 61 13... DME master relay connector
- 61 13 Special tools for wiring harness repairs
- 61 13.. Unlocking and disconnecting different plug connections
- 61 13... Antenna elbow plug on radio receiver
- 61 13... Base of tab connector housings
- 61 13... Crimping Micro Power Quadlock contacts (MPQ)
- 61 13... Crimping Micro Quadlock System contacts (MQS)
- 61 13... Crimping annular contacts
- 61 13... Crimping optical fibres
- 61 13... Cutting off, stripping insulation and cutting optical fibres to length
- 61 13... Opening plug housings and removing contacts of different plug systems
- 61 13... Relay carrier
- 61 13... Retaining bracket
- 61 13... Socket housing (radio plug), Hybrid System MQS/MPQ
- Battery
- 12 00... Instructions for disconnecting and connecting battery
- 12 00... Instructions on starting aid
- 61 00... Battery
- 61 00... Battery charging
- 61 00... Safety instructions for handling vehicle battery
- 61 20... Threshold values for battery inspection of all battery (telephone except for telephone battery)
- 61 20... Battery open-circuit current test
- Switch
- 61 31 005 Removing and installing/replacing fixture for steering column stalk
- 61 31 016 Removing and installing/replacing turn indicator/headlight dip lever
- 61 31 020 Removing and installing the ignition switch
- 61 31 028 Removing and installing/replacing light switch
- 61 31 035 Removing and installing/replacing steering column adjustment lever
- 61 31 040 Removing and installing/replacing windshield wiper lever
- 61 31 047 Removing and installing/replacing dimmer switch for instrument panel lighting
- 61 31 057 Removing and installing switch unit in center console
- 61 31 058 Replacing switch unit in center console
- 61 31 070 Removing and installing/replacing switch for foglights and rear foglights
- 61 31 072 Removing and installing/replacing switch for vertical aim control
- 61 31 080 Removing and installing / replacing switch from hazard warning lights
- 61 31 082 Removing and installing / replacing switch for central locking system
- 61 31 090 Removing and installing / replacing switch for left or right seat heating
- 61 31 115 Replacing rocker switch for side-window operation
- 61 31 204 Replacing switch combination for seat adjustment
- 61 31 208 Removing and installing/replacing switch for front lumbar support
- 61 31 212 Removing and installing / replacing switch for automatic stability control
- 61 31 214 Removing and installing / replacing switch for electronic damper control
- 61 31 216 Removing and installing / replacing switch for rear window roller blind
- 61 31 224 Replacing switch on impact cushion for left or right airbag
- 61 31 226 Replacing switch on sports steering wheel on left or right
- 61 31 228 Replacing switch on sport steering wheel (with connected airbag unit)
- 61 31 245 Removing and installing / replacing rear window button
- 61 31 295 Replacing clutch switch for cruise control system
- 61 31 299 Removing and installing/replacing clutch switch module
- 61 31 310 Replacing brake light switch
- 61 31 396 Replacing relay for air supply system
- ECUs, Modules
- 61 35... Control units, switches, relays
- 61 35... Note on replacing codable/programmable control units
- 61 35... Notes on ESD (Electro Static Discharge) protection
- 61 35 175 Removing and installing/replacing rain sensor
- 61 35 680 Initializing rain sensor
- 61 35 900 Removing and installing/replacing ring antenna of electronic immobilizer
- Diagnosis Programming/Coding
- Relay
- Windscreen Wipers
- Headlight Washer System
- Window Washer System
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.