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HOMESERVICE MANUALSBMW2020M240I 2D COUPE, STANDARD TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALBODY ELECTRICALGENERAL ELECTRICAL SYSTEM -- REPAIR (F22 & F23)
2020 BMW M240i 2D Coupe, Standard Trans
General Electrical System -- Repair (F22 & F23)
2020 BMW M240i 2D Coupe, Standard TransSECTION General Electrical System -- Repair (F22 & F23)
- 61 00 General Information
- Diagnosis for Condition Based Service (2' Series coupe and convertible, 2017-2021)
- Encode/program control unit(s) (2' Series coupe and convertible, 2017-2021)
- Notes for disconnecting and connecting the vehicle battery (2' Series coupe and convertible, 2017-2021)
- Notes on handling optical fibers (2' Series coupe and convertible, 2017-2021)
- Notes on handling the high pressure cleaner (2' Series coupe and convertible, 2017-2021)
- Notes on handling wiring harnesses and cables (2' Series coupe and convertible, 2017-2021)
- Repairing airbag cables (2' Series coupe and convertible, 2017-2021)
- Safety instructions for handling vehicle battery (2' Series coupe and convertible, 2017-2021)
- Safety instructions on handling hybrid cars (2' Series coupe and convertible, 2017-2021)
- 61 00 730 Programming/encoding the control unit(s) including deletion of fault memory (after vehicle test) (2' Series coupe and convertible, 2017-2021)
- 61 11 Wiring Harness
- 61 12 Battery Cables
- Notes on intelligent battery sensor (IBS) (2' Series coupe and convertible, 2017-2021) (2' Series coupe and convertible, 2017-2021)
- Removing and installing/replacing positive battery cable at partition seal (engine compartment) (2' Series coupe and convertible, 2017-2021)
- 61 12 002 Replace positive battery cable (from battery to connection point luggage compartment)
- 61 12 013 Replace battery earth lead (2' Series coupe and convertible, 2017-2021)
- 61 12 062 Replacing wiring harness for front bumper (2' Series coupe and convertible, 2017-2021)
- 61 12 200 Replacing wiring harness in left or right front door (2' Series coupe models)
- 61 12 265 Replacing wiring harness on left or right front seat (2' Series coupe and convertible, 2017-2021)
- 61 13 Plug Connection, Terminal
- Butt connector for repairing a plug connection (2' Series coupe and convertible, 2017-2021)
- Circular connector, 13-pin, system D2.5 (2' Series coupe and convertible, 2017-2021)
- Circular connector 7-pin 8-pin, system D2.5 (2' Series coupe and convertible, 2017-2021)
- Circular connector, 20-pin, system D2.5 (2' Series coupe and convertible, 2017-2021)
- Circular plugs, 4-, 7-, 10- 12-, 25-pin, System D1.5/D2.5 (2' Series coupe and convertible, 2017-2021)
- Connector housing, LCC contact (load current contact) (2' Series coupe and convertible, 2017-2021)
- Control unit plugs, 25-, 35-, 55-, 83-, 88-pin (2' Series coupe and convertible, 2017-2021)
- Crimping Micro Power Quadlock contacts (MPQ) (2' Series coupe and convertible, 2017-2021)
- Crimping Micro Quadlock System contacts (MQS) (2' Series coupe and convertible, 2017-2021)
- Crimping optical fibers (2' Series coupe and convertible, 2017-2021)
- Crimping annular contacts (2' Series coupe and convertible, 2017-2021)
- Cutting, strip off insulation and crimping optical fibers (2' Series coupe and convertible, 2017-2021)
- Cutting to length and stripping insulation from cables (2' Series coupe and convertible, 2017-2021)
- Handling cables and optical fibers (2' Series coupe and convertible, 2017-2021)
- Inline connectors, 15-pin, System D2.5 (2' Series coupe and convertible, 2017-2021)
- In-line connectors, 24-/44-pin, Hybrid System MQS/MPQ (2' Series coupe and convertible, 2017-2021)
- In-line connectors, 30-pin Hybrid System MQS/MPQ (2' Series coupe and convertible, 2017-2021)
- In-line plugs, 2-pin, System MDK 3 plus 2.8 (2' Series coupe and convertible, 2017-2021)
- In-line plugs, 2-pin, System JPT ELA (2' Series coupe and convertible, 2017-2021)
- In-line connectors, 30-pin, System D2.5 (2' Series coupe and convertible, 2017-2021)
- Inline connectors, 6-, 8-pin, System MQS (2' Series coupe and convertible, 2017-2021)
- Inline plugs, 2-pin, System MPQ 2.8 (2' Series coupe and convertible, 2017-2021)
- Inline plugs, 3-, 6-pin, System Elo-Power 2.8 (2' Series coupe and convertible, 2017-2021)
- In-line plugs, 4-pin, System DFK ELA (2' Series coupe and convertible, 2017-2021)
- In-line plugs, 20-pin, System D2.5 (2' Series coupe and convertible, 2017-2021)
- In-line plugs, 6- to 50-pin, System Elo (2' Series coupe and convertible, 2017-2021)
- Inline plugs, 8-, 12-pin, System D2.5 (2' Series coupe and convertible, 2017-2021)
- Inline plugs, 4-, 10-pin, System Elo (2' Series coupe and convertible, 2017-2021)
- Installing comb connector for retrofitting/repairs (2' Series coupe and convertible, 2017-2021)
- Notes for opening contacts and locks of different plug contact systems (2' Series coupe and convertible, 2017-2021)
- Opening plug housings and removing contacts of different plug systems (2' Series coupe and convertible, 2017-2021)
- Removing and installing/replacing fuse box (right engine compartment) (2' Series coupe and convertible, 2017-2021)
- Socket housing 42-, 43-, 46-pin, Hybrid System MQS/MPQ (2' Series coupe and convertible, 2017-2021)
- Socket housing (radio connector), Hybrid System MQS/MPQ (2' Series coupe and convertible, 2017-2021)
- Socket housings, 2x21-, 2x27-pin, Hybrid Systems MQS/MPQ, Elo/Elo Power (2' Series coupe and convertible, 2017-2021)
- Socket housings, 5-pin, 8-pin, System MQS/MPQ (2' Series coupe and convertible, 2017-2021)
- Special tools for wiring harness repairs (2' Series coupe and convertible, 2017-2021)
- Unlocking and disconnecting different plug connections (2' Series coupe and convertible, 2017-2021)
- 61 14 Power Distribution Box
- 61 14 005 Removing and installing/replacing distribution box (front) (2' Series coupe and convertible, 2017-2021)
- 61 14 010 Removing and installing/replacing distribution box (rear) (2' Series coupe models)
- 61 14 035 Remove & install/replace power distribution box front positive battery cable (2' Series coupe and convertible, 2017-2021)
- 61 14 040 Removing and installing/replacing rear positive battery cable distributor (2' Series coupe and convertible, 2017-2021)
- 61 20 Battery, General
- Battery replacement information (2' Series coupe and convertible, 2017-2021)
- Notes on AGM battery (2' Series coupe and convertible, 2017-2021)
- 61 20 503 Vehicle battery - closed current monitoring (2' Series coupe and convertible, 2017-2021)
- 61 20 900 Disconnecting and connecting negative battery cable (2' Series coupe and convertible, 2017-2021)
- 61 20 908 Carrying out a voltage interruption of the 12-V battery (2' Series coupe and convertible, 2017-2021)
- 61 21 Battery
- 61 31 Switch, Sensor
- Remount operating unit of the additional seat function (screwed version) (2' Series coupe and convertible, 2017-2021)
- Remount operating unit for additional seat function (clipped version) (2' Series coupe and convertible, 2017-2021)
- 61 31 008 Removing and installing steering column switch cluster (2' Series coupe and convertible, 2017-2021)
- 61 31 014 Removing and installing/replacing Start/Stop switch (2' Series coupe and convertible, 2017-2021)
- 61 31 021 Removing and installing/replacing emergency starting coil (2' Series coupe and convertible, 2017-2021)
- 61 31 037 Removing and installing/replacing light operating facility (2' Series coupe and convertible, 2017-2021)
- 61 31 038 Removing and installing/replacing switch for front passenger airbag deactivation (2' Series coupe and convertible, 2017-2021) (2' Series coupe and convertible, 2017-2021)
- 61 31 041 Removing and installing (replacing) operating element for assistance system
- 61 31 043 Removing and installing roof switch cluster (front) (2' Series coupe models)
- 61 31 062 Removing and installing/replacing button for steering wheel heating (2' Series coupe and convertible, 2017-2021)
- 61 31 066 Removing and installing/replacing hotel position switch (2' Series coupe and convertible, 2017-2021) (2' Series coupe and convertible, 2017-2021)
- 61 31 079 Removing and installing/replacing switch for hazard warning flashers/central locking
- 61 31 083 Removing and installing/replacing switch for unlocking tailgate (2' Series coupe and convertible, 2017-2021) (2' Series coupe and convertible, 2017-2021)
- 61 31 112 Removing and installing/replacing left or right shift paddle for automatic transmission (2' Series coupe and convertible, 2017-2021)
- 61 31 117 Removing and installing/replacing power window switch (driver's side)
- 61 31 118 Replacing the power windows regulator on the passenger's side (2' Series coupe and convertible, 2017-2021)
- 61 31 132 Removing and installing/replacing the shift paddles for the transmission (M sports steering wheel) (2' Series coupe and convertible, 2017-2021)
- 61 31 133 Removing and installing/replacing AN connecting socket (2' Series coupe and convertible, 2017-2021)
- 61 31 134 Removing and installing/replacing USB audio interface connecting socket (2' Series coupe and convertible, 2017-2021)
- 61 31 137 Removing and installing/replacing USB interface connecting socket (2' Series coupe and convertible, 2017-2021)
- 61 31 195 Removing and installing/replacing controller (2' Series coupe and convertible, 2017-2021)
- 61 31 197 Removing and installing/replacing center console operating facility (2' Series coupe and convertible, 2017-2021)
- 61 31 204 Replacing operating unit for seat adjustment (2' Series coupe and convertible, 2017-2021) (2' Series coupe and convertible, 2017-2021)
- 61 31 208 Removing and installing/replacing switch for lumbar support
- 61 31 221 Removing and installing/replacing both multifunction steering wheel switches (except M sports steering wheel) (2' Series coupe and convertible, 2017-2021)
- 61 31 221 Removing and installing/replacing both multifunction steering wheel switches (M sports steering wheel) (2' Series coupe and convertible, 2017-2021)
- 61 31 229 Removing and installing/replacing both switches on sports steering wheel (2' Series coupe and convertible, 2017-2021)
- 61 31 231 Removing and installing/replacing steering wheel module control unit (except M sports steering wheel) (2' Series coupe and convertible, 2017-2021) (2' Series coupe and convertible, 2017-2021)
- 61 31 231 Removing and installing/replacing steering wheel module (M sports steering wheel)
- 61 31 233 Removing and installing/replacing engine electrical system for lane departure warning (M sports steering wheel) (2' Series coupe and convertible, 2017-2021)
- 61 31 255 Replacing switch for exterior mirror (2' Series coupe and convertible, 2017-2021)
- 61 31 270 Replacing switch for reversing light (2' Series coupe and convertible, 2017-2021)
- 61 31 299 Removing and installing/replacing clutch switch module (2' Series coupe and convertible, 2017-2021)
- 61 31 310 Replacing brake light switch (2' Series coupe and convertible, 2017-2021) (2' Series coupe and convertible, 2017-2021)
- 61 31 321 Removing and installing radio and A/C control panel (for vehicles equipped with CID)
- 61 31 334 Removing and installing/replacing grip trim for gear selector switch (2' Series coupe and convertible, 2017-2021)
- 61 31 342 Removing and installing/replacing gear selector switch (2' Series coupe and convertible, 2017-2021) (2' Series coupe models)
- 61 31 362 Removing and installing (replacing) receiver for radio remote control
- 61 31 513 Replacing the steering column switch cluster (after vehicle diagnosis) (2' Series coupe and convertible, 2017-2021)
- 61 31 544 Replacing roof switch cluster (front) (2' Series coupe models)
- 61 31 823 Replace ACP (for vehicles equipped with CID) (2' Series coupe and convertible, 2017-2021)
- 61 31 043 Removing and installing roof switch cluster (front) (2' Series convertible models)
- 61 31 078 Removing and installing/replacing switch for soft top operation (2' Series convertible models)
- 61 31 362 Removing and installing the receiver for the radio remote control (replacing) (2' Series convertible models)
- 61 33 Horn
- 61 34 12-V Power Sockets
- 61 35 Control Units, Modules
- Notes on ESD protection (Electro Static Discharge) (2' Series coupe and convertible, 2017-2021)
- Overview, rain sensor (additional work when replacing the windshield/sensor replacement) (2' Series coupe and convertible, 2017-2021)
- 61 35 001 Removing and installing (replacing) trailer module (2' Series coupe models) (2' Series coupe and convertible, 2017-2021)
- 61 35 080 Removing and installing/replacing control unit/module for left or right seat adjustment
- 61 35 095 Removing and installing/replacing control unit/module for seat heating (2' Series coupe and convertible, 2017-2021)
- 61 35 177 Removing and installing (replacing) rain/light sensor (2' Series coupe and convertible, 2017-2021) (2' Series coupe and convertible, 2017-2021)
- 61 35 179 Replacing and installing (replacing) the solar rain/light sensor and condensation sensor
- 61 35 181 Removing and installing/replacing solar and condensation sensors (2' Series coupe and convertible, 2017-2021)
- 61 35 270 Remove and install (replace) control unit Front Electronic Module (FEM) (2' Series coupe and convertible, 2017-2021)
- 61 35 275 Remove and install (replace) control unit Rear Electronic Module (REM) (2' Series coupe and convertible, 2017-2021)
- 61 35 360 Removing and installing/replacing control unit for camera-based driver support systems (KAFAS) (2' Series coupe and convertible, 2017-2021)
- 61 35 679 Initialize the rain-light-solar-condensation sensor (2' Series coupe and convertible, 2017-2021)
- 61 35 953 Removing and installing/replacing interior aerial for Comfort Access (front storage compartment) (2' Series coupe and convertible, 2017-2021)
- 61 35 954 Removing and installing/replacing interior aerial for Comfort Access (rear center console) (2' Series coupe and convertible, 2017-2021) (2' Series coupe and convertible, 2017-2021)
- 61 35 970 Removing and installing/replacing luggage compartment aerial for Comfort Access
- 61 35 975 Removing and installing/replacing bumper aerial for Comfort Access (2' Series coupe models)
- 61 35 980 Removing and installing/replacing aerial for Comfort Access on left or right (2' Series coupe and convertible, 2017-2021)
- 61 36 Fan Control Relay
- 61 61 Windshield Wiper
- Checking contact angle of wiper on left or right (series P L7) (2' Series coupe and convertible, 2017-2021)
- Overview of windscreen wiper and cleaning system (2' Series coupe and convertible, 2017-2021)
- 61 61 010 Checking/adjusting contact angle of windscreen wiper arms on windscreen (2' Series coupe and convertible, 2017-2021)
- 61 61 041 Replacing both windscreen wiper blades (2' Series coupe and convertible, 2017-2021) (2' Series coupe and convertible, 2017-2021)
- 61 61 100 Removing and installing/replacing both windscreen wiper arms
- 61 61 270 Removing and installing or replacing console for windscreen washer system complete with motor (2' Series coupe and convertible, 2017-2021)
- 61 67 Headlight Washer System
- 61 71 Windshield Washer System
- 61 71 030 Removing and installing/replacing all washer jets of windscreen washer system (2' Series coupe and convertible, 2017-2021)
- 61 71 061 Replacing washer fluid reservoir for windscreen washer system (2' Series coupe and convertible, 2017-2021)
- 61 71 100 Removing and installing/replacing windscreen washer pump (2' Series coupe and convertible, 2017-2021)
- 61 71 115 Replacing the strainer for washer pump (2' Series coupe and convertible, 2017-2021)
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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.