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This article lists BMW acronyms, technical terms, and abbreviations.

These BMW terms are frequently used by BMW dealerships and mechanics and are printed on electrical circuit diagrams.

  • AD / A D – Analog Digital
  • AAR – Automatic Air Recirculation
  • AB – Airbag airbag system
  • ABL – Brake system warning light
  • ABS – Anti-lock Braking System
  • AC – Air Conditioning
  • ACC – Active Cruise Control
  • ACS – Active Comfort Seats
  • ACSM – Advanced Crash Safety Module
  • ADAS – Advanced Driver Assistance System
  • ADB / ADB-X – Automatic Differential Braking
  • ADS – Engine intake air control
  • ADV – Windshield wiper pressure control
  • AEGS – Automatic Electronic Gearbox same as EGS
  • AF – Active Steering
  • AFM – Air Flow Meter
  • AG – Automatic Gearbox Transmission
  • AGD – Suction silencer
  • AGR – Emission reduction
  • AGS – Adaptive transmission control
  • AHK – Active rear-axle Kinematics
  • AHK – Trailer hitch
  • AHL – Adaptive Headlights
  • AHM – Trailer Module
  • AHPS – Advanced HPS
  • AIC – Automatic Interval Control rain sensor
  • AKF – Activated carbon canister
  • AKS – Active head restraint
  • AKS – pressure regulating device
  • ALBBF – Active Backrest Width Pass
  • ALBGA – Active Backrest Width Driver
  • ALC – Automatic Light Control
  • ALR – Automatic Lamp Range Adjustment
  • ALR – Automatic locking retractors
  • AMM – Air Mass Meter
  • AMP – Radio system amplifier
  • ARI – Car radio information system
  • ARRB – Automatic Rear Roller Blind
  • ARS – Active Roll Stabilization
  • AS – Active Steering
  • ASC – All Season traction
  • ASC – Automatic Stability Control
  • ASC+T / ASC+ – Traction control
  • ASC-EZA – ASC – engine timing & injection intervention
  • ASCM – Crash Safety Module
  • ASK – Audio System Controller controller
  • ASR – Self-starter block relay
  • AST – All-Season Traction
  • AST – Automatic Slip control marketing term
  • AT – Antenna
  • ATF – Automatic Transmission Fluid
  • ATL – Exhaust gas turbocharger
  • AUC – Automatic air recirculation
  • AUT – Automatic transmission
  • AVT – Antenna amplifier Tuner
  • AZD – Tightening torque specifications
  • B – Benzene petrol, gasoline
  • BAT – Battery
  • BC – Board Computer
  • BC1 – Body Controller Number 1
  • BIT – Basic Interface Telephone
  • BL – Rear Brake Light
  • BLS – Brake Light Switch
  • BM – OnBoard Module
  • BMBT – Board Monitor
  • BMW – Bavarian Motor Works / Bayerische Motoren Werke
  • BS – Block diagram
  • BST – Battery Safety Terminal
  • BVA – Brake pad wear indicator
  • BZM – Center console
  • BZMF – Center console rear
  • CA – Comfort Access / Client Advisor
  • CAN – Controller Area Network
  • CAN-Bus – Controller Area Network Bus
  • CANH-Bus – CAN bus, High
  • CANL-Bus – CAN bus, Low
  • CANP – Fuel tank ventilation valve
  • CAS – Car Access System
  • CBC – Corner Braking Control
  • CBC – Cornering Brake Control
  • CBS – Condition-Based Service
  • CCC – Car Communications Computer
  • CCC-ANT – Antenna
  • CCC-ASK – Audio Controller
  • CCC-BO – User Interface
  • CCC-GW – Central Gateway
  • CCM – Check Control Module
  • CD – Control Display
  • CDC – Compact Disk Changer
  • CDS – CD player
  • CDV – Clutch Delay Valve
  • CEL – Celsius / Temperature
  • CHAMP GW – GW Gateway
  • CID – Central Information Display
  • CIM – Chassis Integration Module
  • CIP – Coding, Individualization, Programming
  • CO – Carbon monoxide
  • COMBI – Electronic Instrument Cluster
  • CON – Controller
  • CPO – Certified Pre-Owned BMW
  • CSL – Club Sport Lightweight Club Sport Leicht
  • CTM – Convertible Top Module
  • CU – Copper / Element
  • CVM – Convertible top Module
  • CVT – Constantly Variable Transmission
  • CW – drag coefficient (such as in wind)
  • CWP – Cold Weather Package
  • D1 – Xenon light gas discharge
  • DBC – Dynamic Brake Control
  • DBS – Dynamic Braking System
  • D-Bus – Diagnosis bus / TXD
  • DCC – Dynamic Cruise Control
  • DCS – Dealer Communication System
  • DD – Dynamic Motor Drive
  • DDE – Digital Diesel Electronics
  • DE – Diagnostic Unit
  • DIN – German industrial standards
  • DIS – Diagnosis & Information System
  • DISA – Differential air intake control
  • DIVA – Continuously variable-length intake runners
  • DK – Throttle housing valve
  • DKB – Throttle w brake intervention
  • DKE – Throttle Increase
  • DKI – Throttle position
  • DKR – Throttle reduction
  • DKT – Throttle position signal
  • DKV – Preset throttle position value
  • DME – Digital Motor Electronics
  • DM-TL – Diagnostic Module Tank Leakage
  • DOHC – Double Over Head Camshafts
  • Double VANOS – steplessly Variable intake & exhaust valve timing
  • DRL – Daytime Running Lights
  • DS – Gasket set
  • DSC – Dynamic Stability Control
  • DSP – Digital Sound Processing
  • DTC – Diagnostic Trouble Code SAE
  • DTC – Dynamic Traction Control
  • DWA – Anti-Theft System
  • DWS – Tire Pressure Warning System
  • DZM – Revolution counter
  • BMW E Terms
  • E39 – Seat Memory
  • EBV – Electronic Brake-force proportioning
  • ECE – European market version
  • ECM – Engine Control Module SAE term
  • ECO – Controller for I-Drive system
  • ECU – Electronic Control Unit
  • ED – European Delivery
  • EDC – Electronic Dampening Control
  • EDC-K – Electronic Dampening Control – Continuous
  • EDCSHL – Damper Satellite Rear Left
  • EDCSHR – Damper Satellite Rear Right
  • EDCSVL – Damper Satellite Front Left
  • EDCSVR – Damper Satellite Front Right
  • EDK – Electronic throttle valve
  • EDR – Electronic throttle control
  • EDS – Electronic pressure regulator
  • EFH – Electric window lifter
  • EGS – Electronic transmission control
  • EH – Electronic Hydraulic
  • EHC – Electronic Height Control
  • E-KAT – Electrically heated catalytic converter
  • EKM – Electronic body Module
  • EKP – Electric Fuel Pump
  • ELV – Electronic steering lock
  • EM – Electro-Mechanical
  • EMF – Electro-Mechanical parking brake
  • EML – Electronic Motor Load regulation
  • EMV – Electro-Magnetic sensitivity
  • EO – Component location
  • EPC – Electronic Parts Catalog / ETK
  • EPROM – Erasable Programmable Chip Memory
  • EPS – Electronic Power Steering
  • ESS – Electronic anti-theft device
  • ETK – Electronic parts catalog also EPC
  • ETM – Electrical Troubleshooting Manual
  • EV – Injection Valve
  • EWS – Electronic driveaway protection
  • EZA – See ASC-EZA
  • BMW F Terms
  • FB – Function description
  • FBC – Fading Brake Control
  • FBD – Remote control services
  • FBZV – Radio frequency locking system
  • FD – Rear Display
  • FDRS – Fold Down Rear Seats
  • FGR – Vehicle Speed Control Cruise Control
  • FH – Window lifter
  • FHK – Rear Heater air conditioner
  • FKA – Rear Heater & A C
  • FLC – Automatic Light Control
  • FRM – Footwell Module
  • FRU – Flat Rate Unit
  • FS – Crash Sensor
  • FTM – Flat Tire Monitor
  • FZD – Function Center Roof
  • FZV – Central lock receiver
  • GAL – Speed dependent sound volume
  • GM – General Module
  • GMR – Yaw moment control
  • GPS – Global Positioning System
  • GR – Cruise Control
  • GRII – Cruise control
  • GRS – Rotation Rate Sensor
  • GS – Belt Tensioner
  • GWK – Torque converter lock-up control
  • GWS – Gear Selection Switch
  • H2 – Xenon headlights
  • HA – Rear Axle
  • HC – Hydro Carbon
  • HD – Heavy Duty
  • HDC – Hill Descent Control
  • HFM – Hot Film Air Mass Meter
  • HG – Manual Gearbox transmission
  • HKL – Hydraulic trunk lid Lift
  • HLM – Hot Wire Air Mass Meter
  • HPS – Head Protection System
  • HR – Heater control
  • HU – Head Unit
  • HUD – Heads Up Display
  • HVA – Hydraulic Valve Adjuster
  • HWS – Headlight Washer System
  • Hz – Hertz Cycle
  • IB – Interior lighting control signal
  • IBOC – Digital Tuner
  • I-Bus – Information bus
  • IHKA – Automatic Heating & A C
  • IHKAF – IHKA with micro filter
  • IHKR – Regulated Heating & A C
  • IHKRF – IHKR with micro filter
  • IHKS – Standard Heating & A C
  • IHPD – Internal High Pressure Deformation
  • IHR – Integrated Heater control
  • IKE – Instrument cluster Electronics
  • ILH – Interior Lighting, Rear
  • ILV – Interior Lighting, Front
  • IMS – Instant Mobility System
  • IR – Infrared
  • IRS – Infrared Locking System
  • ISC – Idle Speed Control
  • ISIS – Intelligent Safety & Information System
  • ISN – Individual Serial Number
  • ISOFIX – Standardized mounts for child restraints
  • ITS – Head airbag assembly Inflatable Tubular Structure
  • IVM – Integrated power supply Module
  • JBE – Junction Box
  • KAT – Catalytic converter
  • KATON – Converter creating signal
  • KBM – Body Basic Module
  • K-Bus – Body bus Karosserie
  • KD – Kick Down
  • KGM – Body Gateway Module
  • KHI – Interface for headphones
  • KL – Terminal designation
  • KL15 – Run bus ignition switch run position
  • KL30 – Battery bus hot at all times
  • KL31 – Ground bus chassis ground
  • KL50 – Start bus ignition start position
  • KLA – High Beam Assist
  • KLR – Accessory bus
  • KO – Compressor ON signal
  • KOMBI – Instrument cluster
  • KOREL – Compressor relay signal
  • KR – Contact Ring
  • KSK – Knock Sensor
  • KVA – Fuel consumption signal value
  • KW – Crankshaft
  • KW – KiloWatt
  • LCM LZM – Light Switching Center
  • LDM – Longitudinal Dynamics Management
  • LDP – Leak Diagnosis Pump
  • LEV – Low Emissions Vehicle
  • LEW – Lateral acceleration sensor
  • LHD – Left-Hand Drive
  • LKM – Lamp control Module
  • LL – Closed throttle
  • LM – Light Module
  • LMM – Air flow meter sensor
  • LMR – Light alloy wheel
  • LRA – Vertical headlight aiming
  • LRR – Long Range Sensor
  • LSM – Steering column memory
  • LSZ – Lamp Switching Center
  • LVA – Air supply system for EHC system
  • LVDS – Low Voltage Differential Signaling
  • LWR – Vertical headlight aim control
  • LWRT – Low Weight Reinforced Thermoplastics
  • LWS – Steering angle sensor
  • MAL – Center armrest
  • MBC – Maximum Brake Control
  • M-Bus – IHKA IHKR stepper motor bus
  • MDK – Motorized throttle valve system
  • MFC – Multi-Function Controller
  • MFL – Multi-Function steering wheel
  • MFS – Multi-Function Steering Wheel
  • MFU – Multi-Function Clock
  • MID – Multi-Information Display
  • MIL – Malfunction Indicator Lamp SAE, “check engine”
  • MIR – Multi-Information Radio
  • MJOY – Mini Joystick
  • MK20 MK60 MKIV- ABS
  • MMC – Multi-Media Changer
  • MoDiC – Mobile Diagnostic Computer
  • MOST-Bus – Media Oriented System Transport bus
  • MPM – Micro Power Module
  • MRS – Multiple Restraint System
  • MRSII – Airbag SRS
  • MSR – Engine drag torque Regulation
  • MV – Magnetic Valve Solenoid Valve
  • N-AB – Rotational speed, transmission rpm
  • NAV – Navigation
  • NAVI – Navigation Module
  • NG – New Generation N73 engine
  • NG – Tilt sensor
  • N-MOT – Rotational speed, engine rpm
  • NOX – Nitrogen Oxides exhaust gas recirculation
  • NSD – Rear muffler
  • NSL – Rear Fog Lamp
  • NSW – Fog lamp
  • NTC – Negative Temperature Coefficient
  • NVE – Night Vision
  • NW – Camshaft
  • OBC – On-Board Computer
  • OBD – On-Board Diagnosis
  • OEM – Original Equipment Manufacturer
  • P N – Park Neutral Position
  • PB – Pin assignments
  • PBS – Parts Bulletin System in TIS
  • P-Bus – Periphery bus
  • PCD – Performance Center Delivery
  • PDC – Park Distance Control
  • PDI – Pre-Delivery Inspection
  • PGS – Passive Go System
  • PM – Power Module
  • PP – Impact Pad
  • PTC – Positive Temperature Coefficient
  • PuMA – Product & Measures Management in After Sales
  • PWG – Pedal position sensor potentiometer
  • RA – Repair instructions
  • RAD – Radio
  • RAL – Aluminum wheels
  • RAL – Standard color
  • RAM – Random Access Memory
  • RDC – Tire Pressure Control
  • RDK – Tire Pressure Monitor
  • RDS – Radio Data-broadcast System
  • RDW – Tire Pressure Warning
  • RFK – Reversing Camera
  • RFT – Run Flat Tires
  • RHD – Right-Hand Drive
  • RLS – Rain-Light Sensor
  • RM – Relay Module
  • ROZ – Research Octane rating fuel grade
  • RPA – Tire puncture warning
  • RPS – Rollover Protection System
  • RS – Repair kit
  • RSC – Run-flat System Components
  • RSW – Back-up lamp
  • RXD – Wake-up Diagnosis line
  • RZV – Direct stationary ignition
  • SA – Sales Advisor or Service Advisor
  • SASL – Satellite, A-pillar left
  • SASR – Satellite, A-pillar right
  • SAV – Sport Activity Vehicle
  • SB – Fuse assignments
  • SBE – Seat occupancy detector sensor
  • SBFH – Seat Module, passenger-side rear
  • SBK – Safety Battery Terminal
  • SBSL – Satellite, B-pillar left
  • SBSR – Satellite, B-pillar right
  • SBT – Reference information in TIS
  • SBX-H – Interface Box High
  • SCA – Soft Close Automatic Actuator
  • SD – Silencer Muffler
  • SD – Sliding roof
  • SDAR – Satellite Tuner
  • SE – Special Equipment
  • SES – Voice Recognition System
  • SFAH – Seat Module, driver’s side rear
  • SFZ – Satellite, vehicle center
  • SG – Control unit
  • SGM-SIM – Safety Gateway Module
  • SGS – Seat integrated belt System
  • SHD – Sunroof module also SHDM
  • SI – Service Information in TIS
  • SIA – Service Interval system ver I, II, III, IV, etc
  • SII – Service Interval Indicator
  • SIL – SILicon
  • SIM – Safety Information Module
  • SINE – Siren tilt sensor
  • SKD – Steel sliding roof
  • SKHD – Sliding lifting roof
  • SLZ – Seat Steering Column Memory
  • SM – Seat Module
  • SM SPM – Seat Mirror Memory
  • SMBF – Seat Module, passenger side
  • SMFA – Seat Module, driver’s side
  • SMFB – Seat Module Passenger Side
  • SMG – Sequential Manual Gearbox
  • SP – Schematic
  • SRA – Headlight fog light cleaning
  • SRS – Supplemental Restraint System / Airbag System
  • SSD – Steel sliding roof
  • SSH – Seat Satellite, rear seat
  • ST – Connector views
  • Steptronic – Transmission shift control
  • STVL – Satellite, left front door
  • STVR – Satellite, right front door
  • SULEV – Super Ultra Low Emissions Vehicle not coined by BMW
  • SVS – Speech Processing System
  • SWR – Headlamp cleaning system
  • SWZ – Special tool listings in TIS
  • SZL – Switch Center, steering column
  • SZM – Central switch center Module
  • TAGE – Door handle Electronics
  • TBM – Two Battery Management
  • TCM – Transmission Control Module
  • TCU – Telematic Control Module
  • TD – Engine speed signal ignition pulse
  • TD – Technical Data in TIS
  • TDD – Technical Documentation Disk
  • TE – Fuel evaporation control
  • TEL – TELephone control unit
  • TEV – Evaporative purge control
  • THZ – Tandem master cylinder
  • ti – Injector ON Time duration
  • TIS – Technical Information System
  • TL – Part throttle load signal
  • TLEV – Transitional Low Emission Vehicle
  • TMBFT – Door Module, passenger side
  • TMBFTH – Door Module, Passenger side rear
  • TMC – Traffic Message Channel
  • TMFAT – Door Module, driver’s side
  • TMFATH – Door Module, driver’s side rear
  • TP – Tandem Pump
  • TP – Traffic Program
  • TPC – Tire Pressure Control
  • TPM – Tire Pressure Monitor
  • TPS – Throttle Position Switch Sensor
  • TR – Engine speed signal rpm
  • TR – Transistor
  • TRG – Fuel level sensor
  • TRI – Technical Reference Information also SBT
  • TRS – Battery Isolation Switch
  • TSB – Technical Service Bulletin
  • TSD – Torsional vibration dampener
  • TSH – Door lock Heating
  • TSZI – Transistorized Coil Ignition system
  • TU – Technical Update as in M50tu
  • TXD – Transmitting Diagnosis line
  • U-batt – Battery voltage
  • UERSS – Rollover bar
  • URS – Rollover Protection System
  • USIS – Ultrasonic passenger compartment Sensor
  • U-vers – Supply voltage
  • V – Vehicle road speed
  • V – Vorn front
  • VA – Front Axle
  • VAC – Voice Activated Control
  • VANOS – Variable camshaft timing
  • VAT – Front axle support
  • VDC – Vehicle Distribution Center
  • VDM – Vertical Dynamic Management
  • VEP – Distributor-type injection Pump
  • VGT – Vario Transfer Gearbox
  • VID – VIDeo module
  • VL – Full load wide open throttle
  • VM – Video Module
  • VPC – Vehicle Preparation Center
  • VSD – Front Muffler
  • VTC – Valvetronic / VTC2
  • VTG – Gearbox Control
  • VVT – Valve Tronic
  • WBG – Hazard warning switch
  • WIM – Wiper control Module
  • WK – Torque converter lock-up clutch
  • WSS – Wind Shield
  • WT – Valve tronic control unit
  • ZAB – Ignition fade-out reduction
  • ZAE – Central Airbag Electronics
  • ZAS – Ignition starter switch
  • ZCP – Competition Package M3
  • ZCW – Cold Weather Package
  • ZGM – Central Gateway Module
  • ZHP – Performance Package
  • ZK – Cylinder head
  • ZKE – Central body Electronics
  • ZKH – Cylinder head cover
  • ZMS – Dual-Mass flywheel
  • ZPP – Premium Package
  • ZS – Central lock
  • ZSD – Center Muffler
  • ZSP – Sport Package
  • ZV – Central locking system
  • ZVM – Central Locking Module
  • ZWD – Idle control valve

We hope you find the BMW Terms Acronyms guide helpful. If you know a BMW acronym or term that is not on this list, feel free to reach out to us. For more help, don’t forget to check out the BMW Guides and Tutorials.

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One Comment

  1. Anonymous says:

    This site is very helphul. Thanks

    Reply