VIN / Build Split
VIN pos 4-7 identifies model/body/engine/steering. Position 4-5 = model series (e.g., VA = 3 Series). Position 7 = engine. BMW WMI: WBA, WBS, 5UX. Position 10 = model year code.
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2018 BMW 3-Series Supported Services
2018 BMW 3-Series
ADAS calibration, module programming, and security relearns
Trims: 330i, 330i xDrive, M340i, M340i xDrive, M3. Driving Assistant standard. Pro on M340i+.
Technical snapshot
- Platform CLAR (G20 LCI)
- CAN Architecture BMW FlexRay/K-CAN/PT-CAN/Ethernet network topology varies by body and options; verify exact bus architecture by VIN in ISTA before module work.
- Security BMW ISN security; ISTA/BMW authorization required for AKL or security module replacement. Verify the exact security-module variant by VIN before service. No standard OBD PIN extraction.
What do you need fixed?
Choose a service to start your quote.
OVERVIEW
Expert ADAS calibration, module programming, and diagnostic recovery for the 2018 BMW 3 Series. On this vehicle we cover documented systems include Active Driving Assistant - Forward Camera (KAFAS 2), Forward Radar (77GHz) - Adaptive Cruise / AEB, and Blind Spot Detection (BSD) - Side Radar, this CLAR (G20 LCI) platform vehicle, CAS/FEM/BDC immobilizer support. Mobile across the DFW Metroplex; mail-in module service is available nationwide.
Platform
CLAR (G20 LCI)
Production
2006-present
Trim Levels
Trims: 330i, 330i xDrive, M340i, M340i xDrive, M3. Driving Assistant standard. Pro on M340i+.
Drivetrain
RWD / AWD
Engine
-
CAN Speed
BMW FlexRay/K-CAN/PT-CAN/Ethernet network topology varies by body and options; verify exact bus architecture by VIN in ISTA before module work.
YEAR-SPECIFIC NOTES
Exact-year service summary for 2018 BMW 3 Series
ADAS coverage
This 2018 BMW 3 Series page documents 4 ADAS systems, including Active Driving Assistant - Forward Camera (KAFAS 2), Forward Radar (77GHz) - Adaptive Cruise / AEB, Blind Spot Detection (BSD) - Side Radar, and Rear View Camera.
View ADAS dataCalibration triggers
Documented calibration triggers include Windshield Replacement, Front Bumper Repair or Replacement, Rear Bumper Repair or Replacement, and DME Replacement. Use the ADAS tab for the full trigger list.
View triggersProgrammable modules
This page indexes 27 programmable module records across SRS, ECU, BCM, TCU/TCM, ABS, and IPC coverage.
View modulesGateway and security
This page includes 23 gateway, immobilizer, or key-security records for this 2018 BMW 3 Series.
View securityCore Auto Logic capability
Core Auto Logic supports exact-year diagnostics, ADAS calibration, module programming, and security-access planning for the 2018 BMW 3 Series using the documented systems and module data on this page.
Choose a sectionWhat changes on this exact year
Feature availability
BMW Driving Assistance Package / Driving Assistance Professional Package / Pro P - Available; Platform: CLAR (G20 LCI) - Confirmed
Driver-assist suite
BMW Driving Assistance Package / Driving Assistance Professional Package / Pro Plus (M340i with HD Maps)
VIN and build split
VIN pos 4-7 identifies model/body/engine/steering. Position 4-5 = model series (e.g., VA = 3 Series). Position 7 = engine. BMW WMI: WBA, WBS, 5UX. Position 10 = model year code.
Infotainment context
BMW Curved Display - iDrive 8 (14.9 inch + 12.3 inch, 2024 LCI)
Network and access
CAN: BMW FlexRay/K-CAN/PT-CAN/Ethernet network topology varies by body and options; verify exact bus architecture by VIN in ISTA before module work.
Tool access for this exact year
Representative tool access paths for this exact model year, gated by the vehicle data and source packet we currently trust.
Factory scan, coding, and calibration access
BMW ISTA-D / BMW ISTA-P
Factory routines and secure server authorization control this path when aftermarket coverage is not enough for the VIN.
ADAS scan, setup, and verification
Autel, Launch Tech, Topdon
Used where aftermarket coverage supports the procedure; OEM software remains required for locked factory routines.
Bench cloning and chip-level recovery
Alientech / Autotuner / Orange5 / Scanmatik / Flex / VVDI2 / PCMFlash / CGDI / X-Prog
Used only when the module, donor data, EEPROM, MCU, or crash-data workflow requires bench or chip-level handling.
Bench/chip-level only
Choose a section to view data
SUPPORTED SYSTEMS
What we service on this vehicle
Documented module coverage for the 2018 BMW 3-Series. Counts reflect modules our techs have programmed or calibrated on this exact platform.
ADAS Calibration
4 modules documented
Forward camera, radar, surround-view and lane-keep recalibration after windshield, suspension or fascia work.
Open ADAS tabEngine / ECU Programming
3 modules documented
Powertrain reprogramming, calibration updates, replacement ECU configuration and security access.
Open Modules tabBCM / Body Programming
1 module documented
Body control module, gateway and accessory programming. Includes feature-bit reconfiguration.
Open Modules tabGateway / Security Access
21 modules documented
Secure gateway module identification, bypass workflow and security-access planning before programming.
Open Security tabTCU / Transmission
1 module documented
Transmission control module reprogramming, adaptive learning reset and replacement TCM clone.
Open Modules tabSRS / Airbag Reset
15 modules documented
Crash-data clear, hard-code reset and replacement airbag module configuration.
Open Modules tabABS / Brake Module
1 module documented
ABS / EBCM bleed support, replacement module coding and yaw-rate sensor calibration.
Open Modules tabIPC, SAS & Other Modules
3 modules documented
Instrument cluster cloning, steering angle sensor calibration and other supporting modules.
Open Modules tabConnectivity & Accessories
3 modules documented
Infotainment radio, surround view, remote start, trailer brake controller and other equipped systems.
Open Modules tabRecalibration Triggers
11 modules documented
Service events that require ADAS recalibration on this vehicle. Tap to see what triggers what.
Open ADAS tabNeed something not listed? Most undocumented modules can still be programmed.
Get a QuoteFeature availability 2
BMW Driving Assistance Package / Driving Assistance Professional Package / Pro P
AvailableCalibration required after windshield replacement, camera/radar service, or structural repair affecting sensor alignment.
Platform: CLAR (G20 LCI)
ConfirmedVerify platform code matches when cross-referencing part numbers across model years.
WHAT WE RESOLVE
Common issues on this vehicle
Common BMW 3 Series issues we resolve on this platform: Active Driving Assistant - Forward Camera (KAFAS 2), Forward Radar (77GHz) - Adaptive Cruise / AEB, Blind Spot Detection (BSD) - Side Radar, and Rear View Camera recalibration after windshield/bumper/suspension/CCM service. Module programming for replacement ECU/PCM, BCM, TCU, or accessory modules - CLAR (G20 LCI) platform uses BMW FlexRay/K-CAN/PT-CAN/Ethernet network topology varies by body and options; verify exact bus architecture by VIN in ISTA before module work..
ADAS CALIBRATION MATRIX
ADAS systems on this vehicle
BMW Driving Assistance Package / Driving Assistance Professional Package / Pro Plus (M340i with HD Maps)
Scroll for part numbers and Details
| System | Type | Category | Cal. Type | Supported | Part # | Actions |
|---|---|---|---|---|---|---|
| Active Driving Assistant - Forward Camera (KAFAS 2) | Forward Camera | Camera | Static | YES | 66539-9384204 | |
| Forward Radar (77GHz) - Adaptive Cruise / AEB | Front Radar | Radar | Static | YES | 66316-8798014 | |
| Blind Spot Detection (BSD) - Side Radar | Side Radar | Radar | Static + Dynamic | YES | 66326-9261495 (L), 66326-9261496 (R) | |
| Rear View Camera | Rear Camera | Camera | Static | YES | - |
ADAS SYSTEM
YES Supported
Identification
- System type
- Module category
- Sensor location
Part Numbers
- OEM
- Alternative
Calibration & Triggers
- Calibration type
- Programming approach
- Requires PMI
- Trigger events
Technical Notes
- Chip / MCU
- Service notes
Need this calibrated?
Get a quote for ADAS calibration WHEN IS CALIBRATION REQUIRED?
Triggers for ADAS recalibration
Windshield Replacement Affected: KAFAS 3 Camera, Lane Departure Warning, Frontal Collision Warning, Active Cruise Control, Highway Assistant (if equipped)
KAFAS 3 mono camera requires static target calibration followed by dynamic road drive via ISTA. Use only OEM-approved windshield glass. 2024 LCI - confirm KAFAS 3 part compatibility before glass replacement.
Front Bumper Repair or Replacement Affected: FRSF Front Radar, Adaptive Cruise Control, Pre-Collision
ISTA static radar alignment required after front bumper work. Vehicle at curb weight on level surface. Inspect radar mounting bracket for deformation. DTC 48A0 if aim out of tolerance disables ACC.
Rear Bumper Repair or Replacement Affected: BSD Side Radar (L/R), Blind Spot Detection
BSD rear corner radar modules require ISTA coding verification after any rear bumper work. Static calibration required if module was removed or replaced.
DME Replacement Affected: Engine Management, Immobilizer, ISN Synchronization
ISN adaptation mandatory. ISTA SDP EtherBoot flash required. BDC ISN must match new DME ISN - no-start condition if not adapted. BMW dealer authorization or specialist ISN tool required.
BDC Replacement Affected: Immobilizer, Central Locking, Exterior Lighting, Key Programming
Full ISTA vehicle order coding required via EtherBoot. ISN synchronization with DME mandatory. All keys must be re-adapted to new BDC.
Any Collision Affected: SRS Airbag Module, KAFAS 3, FRSF Radar, BSD Radar, DSC
Full ISTA module scan mandatory post-collision. SRS module replace-only after hard deployment. Check all ADAS sensor mounting integrity. Clear DTCs only after physical inspection of all sensor brackets and connectors.
Wheel Alignment / Suspension Work Affected: FRSF Front Radar, BSD Side Radar, DSC Steering Angle Sensor
Any suspension height change or alignment work may shift radar aim angles. ISTA radar static calibration and DSC steering angle sensor recalibration recommended after suspension work.
Forward Camera Replacement
Camera module replacement requires full recalibration using ISTA+.
Forward Radar Replacement
Radar module replacement requires alignment/calibration using ISTA+.
BSM Sensor Replacement
Blind spot monitoring sensor replacement requires calibration using ISTA+.
Mirror Replacement
If BSD sensor is mirror-integrated, recalibration required. Verify sensor location; use ISTA+ if applicable.
SRS Modules
Advanced Crash Safety Module (ACSM) 15 records
Under center console
- Part number
- 65.77 9348726 01
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 65.77-9350002-01(A2C37764805)
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9247024
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9253636
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9253637
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9280185
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9280186
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9296494-01
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9319493
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9343686
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9343687
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9348726-01
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9350003
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9385025
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
Under center console
- Part number
- 6577-9385028
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires ISTA/D or compatible tool for coding. VIN must be programmed to replacement module. Transport mode must be deactivated. Disconnect battery and wait 10 minutes before removal.
ECU Modules
DME - B48B20 2.0L (330i) 12146-8652015
- Part number
- 12146-8652015
- Protocol / method
- ISTA SDP
- Coding required
- Yes
- Cloning supported
- No
- Chip / MCU
- Bosch MG1CS003
- Notes
- ISTA SDP flash required via EtherBoot on 2024 builds. ISN adaptation mandatory - BDC ISN must match DME ISN. Specialist ISN tools required for ISN read/write. Do not interrupt EtherBoot flash sequence.
DME - B58B30 3.0L I6 (M340i / M340i xDrive) 12146-8491100
- Part number
- 12146-8491100
- Protocol / method
- ISTA SDP
- Coding required
- Yes
- Cloning supported
- No
- Chip / MCU
- Bosch MG1CS003
- Notes
- Same ISN adaptation requirement as B48 DME. ISTA SDP EtherBoot required on 2024 builds. M340i calibration datasets differ from 330i.
DME - S58 3.0L I6 Bi-Turbo (M3 / M3 Competition)
- Protocol / method
- ISTA SDP
- Coding required
- Yes
- Cloning supported
- No
- Chip / MCU
- Bosch MG1CS003
- Notes
- M3-specific S58 DME. ISN adaptation mandatory. Competition variant (503hp) has different software calibration from standard M3 (473hp). ISTA SDP flash. BMW M-specific dealer authorization may be required.
BCM Modules
Body/security module - VIN-specific
- Security
- BMW ISN
- Coding required
- Yes
- Cloning supported
- No
- Notes
- ISTA coding and vehicle-order/ISN synchronization may be required after body or security module replacement. Verify exact CAS/FEM/BDC variant by VIN before service.
TCU / TCM Transmission Modules
TCU - ZF 8HP50 8-Speed Auto 24009851
- Part number
- 24009851
- Protocol / method
- OBD
- Coding required
- Yes
- Cloning supported
- Yes
- Chip / MCU
- Infineon Tricore TC1797
- Notes
- Requires ISTA+ or E-Sys for coding. ZF Lifeguard 8 fluid. FA/VO coding required. Final year F30 production.
ABS / Brake Modules
DSC - Dynamic Stability Control Module 34526-792829
- Part number
- 34526-792829
- Cloning supported
- No
- Notes
- Bosch DSC unit. ISTA coding required after replacement. Hydraulic bleed procedure required post-replacement - use ISTA automated bleed cycle. Steering angle sensor recalibration required via ISTA. Part number approximate - verify via VIN in BMW EPC.
Other Modules (IPC, SAS)
Instrument Panel Cluster (IPC) 62106803494
- Part number
- 62106803494
- Cloning supported
- Yes
- Notes
- IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
Steering Angle Sensor (SAS)
- Coding required
- Yes
- Notes
- INTEGRATED (clock spring / steering column module
Steering Angle Sensor (SAS)
- Coding required
- Yes
- Notes
- cross-year extension)
Connectivity & Accessories
Head-Up Display (HUD) 62306-9452494
- Part number
- 62306-9452494
- Notes
- ISTA coding required after HUD module replacement. HUD angle calibration required - ISTA guided procedure.
Curved Display - iDrive 8 (14.9 inch + 12.3 inch)
- Notes
- 2024 LCI G20 introduces BMW Curved Display (iDrive 8). ISTA SDP coding required after any display or cluster module replacement. VIN adaptation required.
Harman Kardon Audio System
- Notes
- ISTA coding required after amplifier or head unit replacement.
Gateway / Security Modules
Central Gateway Module 21 records
- Manufacturer
- Renesas
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- R7F701057
- Notes
- Compatibility label: EVO. AMP Notes: Read/Write
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XET512
- Notes
- Compatibility label: 7 series F01. FRM-Foot Space
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: E series. FRM-Foot Space Notes: Read/Write
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XDT256
- Notes
- Compatibility label: E70 AHL. FRM-Foot Space Notes: 0L15Y
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: E70 VDM. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: E70 XE. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: E81 E82 E88 XE. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: E87 BASIS. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: E87 E92 E93 AHL. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: E87 E92 E93 XE. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: E89 E9X LED AHL. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: E89 E9X LED XE. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: E90 E91 LED BASIS. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XET512
- Notes
- Compatibility label: F series. FRM-Foot Space Notes: Read/Write
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XET512
- Notes
- Compatibility label: F18. FRM-Foot Space
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: MAX Brose. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: R56 HIGH EKS. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- Compatibility label: R56 R56 HIGH EKS. FRM-Foot Space Notes: 3M25J
- Manufacturer
- NXP / Freescale
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384
- Notes
- FRM-Foot Space BMW E Serices Notes: 3M25J, free code
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- CAS4/CAS4+
- Notes
- Compatibility label: CAS4/CAS4+. CAS4/CAS4+
- Security
- VIN-locked (UDS)
- VIN locked
- Yes
- Coding required
- Yes
- Chip / MCU
- 9S12XEQ384(3M25J)
- Notes
- Compatibility label: BMW E Serices. Central gateway routes CAN/CAN-FD/Ethernet between module domains. Replacement requires VIN write and as-built configuration load via OEM software (ODIS, FDRS, DTS Monaco, etc.).
ARCHITECTURE & CONNECTIVITY
Architecture & Connectivity
- Body Construction
- Steel unibody with aluminum front subframe and suspension components
- OBD Protocol
- ISO 15765-4 CAN / BMW-specific UDS (ISTA required for full access)
- CAN Architecture
- BMW FlexRay/K-CAN/PT-CAN/Ethernet network topology varies by body and options; verify exact bus architecture by VIN in ISTA before module work.
- Infotainment
- BMW Curved Display - iDrive 8 (14.9 inch + 12.3 inch, 2024 LCI)
- OTA Capable
- No
- ECU/TCM Unlocking
- Contact us
- ECU/TCM Flashing
- Confirmed
Reviewed coverage: 2018 - 1.5L 318i (B38B15), 1.6L 316i (N13B16), 1.6L 320i Efficient Dynamics (N13B16), 2.0L 316d (B47D20), 2.0L 316d (N47D20), 2.0L 318d (B47D20), 2.0L 318d (N47D20), 2.0L 320d (B47D20), 2.0L 320d (N47D20), 2.0L 320d Efficient Dynamics (N47D20), 2.0L 320i (B48B20), 2.0L 320i (N20B20), 2.0L 325d (B47D20), 2.0L 325d (N47D20), 2.0L 328i (N20B20), 2.0L 330e PHEV (B48B20), 2.0L 330i (B48B20), 3.0L 330d (N57D30), 3.0L 335d (N57D30), 3.0L 335i (N55B30), 3.0L 340i (B58B30), 3.0L ActiveHybrid 3 (N55B30).
Confirm the exact engine, ECU, and any prerequisite access method before service.
FREQUENTLY ASKED QUESTIONS
FAQ
How much does ADAS calibration cost for a 2018 BMW 3 Series?
ADAS calibration pricing for a 2018 BMW 3 Series depends on which of its 4 documented systems need work after a repair. This vehicle is documented with Active Driving Assistant - Forward Camera (KAFAS 2), Forward Radar (77GHz) - Adaptive Cruise / AEB, Blind Spot Detection (BSD) - Side Radar, and Rear View Camera. We provide a fixed quote after confirming the operations performed - send the VIN, the repair scope (windshield R&R, bumper work, alignment, collision), and any DTCs so the quote response can include a real number.
Can you reset the airbag light on a 2018 BMW 3 Series?
Yes. The 2018 BMW 3 Series uses a factory SRS control module that we support. We read and clear stored crash data, then restore the module to factory status so the airbag warning light goes out and the system returns to full operation. Reference part number on this vehicle: 65.77 9348726 01. Mobile diagnosis and programming are available in DFW, and mail-in module service is available nationwide. Send the part number and a description of what triggered the light, and we will provide a quote and scheduling window.
What is needed after replacing the windshield on a 2018 BMW 3 Series?
After windshield replacement on a 2018 BMW 3 Series, Active Driving Assistant - Forward Camera (KAFAS 2), Forward Radar (77GHz) - Adaptive Cruise / AEB, and Rear View Camera rely on the forward-facing camera and require recalibration before the systems return to operation. We perform the calibration on-site in the DFW Metroplex with OE target fixtures. Mail-in module service is available nationwide for eligible module work.
How long does a 2018 BMW 3 Series module service take?
Most 2018 BMW 3 Series onsite jobs are typically scheduled within 24-48 hours once vehicle readiness, access, and route timing are confirmed. This vehicle has roughly 34 programmable modules documented in our database (3 ECU, 1 BCM, 1 TCU, 1 ABS, plus IPC/SAS/gateway/accessory). Mobile module work and ADAS calibration are scheduled in the DFW service area after quote review. Mail-in module service is available nationwide.
Do you cover the 2018 BMW 3 Series on-site, or is this mail-in only?
We run a mobile unit across the DFW Metroplex for on-vehicle work (ADAS calibration, post-repair recoding, and supported module work). Mail-in module service is available nationwide. Quote the work and we will confirm the active service path for the 2018 BMW 3 Series. Do not ship a module unless support confirms next steps.
What kind of warranty do you offer on 2018 BMW 3 Series programming?
Every programming, cloning, and calibration job on the 2018 BMW 3 Series is backed by a workmanship warranty covering the scope of work we performed: 1-year unlimited on all flashes, clones, and ADAS calibrations. If a module we programmed or a calibration we performed fails to function as expected, return it and we restore it at no charge. The warranty covers our work; it does not cover unrelated mechanical or electrical failure of the module itself.
Which modules on a 2018 BMW 3 Series can you actually service?
We program, clone, repair, or replace the full programmable-module stack on a 2018 BMW 3 Series. For this vehicle our database documents:
- 3 engine control (ECU/PCM)
- 1 transmission control (TCU/TCM)
- 1 body control (BCM and related)
- 1 ABS / brake control (EBCM)
- 1 immobilizer / security
- 1 key & fob
- 1 instrument cluster (IPC)
- 2 steering angle sensor (SAS)
- 4 ADAS module
Send the VIN and the operations performed and we will confirm support and pricing.
Additional Module Part Numbers
Additional OEM-sourced part numbers for the 2018 BMW 3-Series covering ADAS, ECU/PCM, BCM, TCU/TCM, SRS, ABS/EBCM, instrument cluster (IPC), gateway, and steering angle sensor modules when available. These reference numbers assist technicians with module identification and sourcing prior to programming.
- ADAS Module Part Numbers
- 66314388169
- ECU / PCM Part Numbers
- 12148626032
- BCM / Body Module Part Numbers
- 61356-9472831
- TCU / TCM Part Numbers
- 24009851
- SRS / Airbag Module Part Numbers
- 65.77 9348726 01, 65.77-9350002-01(A2C37764805), 6577-9247024, 6577-9253636, 6577-9253637, 6577-9280185, 6577-9280186, 6577-9296494-01, 6577-9319493, 6577-9343686, 6577-9343687, 6577-9348726-01, 6577-9350003, 6577-9385025, 6577-9385028
- ABS / EBCM Part Numbers
- 34516855782
- Instrument Cluster (IPC) Part Numbers
- 62106803494
- Transmission Control Module (TCM) Part Numbers
- 24009851
Part numbers are OEM base references. Verify exact suffix via VIN-specific build data before ordering. Core Auto Logic provides mobile programming services for all listed modules in the DFW area.
Different trim or build?
Send your VIN and we'll confirm exact module support and pricing in the quote response.
Hit a security wall? We've got the keys.
1-year unlimited warranty on every flash and calibration.
Shared module fitment
Vehicles sharing modules with the 2018 BMW 3 Series
These vehicles use one or more of the same replacement modules indexed for this vehicle.
Finish the repair
Need help finishing this repair?
Get onsite help in Dallas-Fort Worth. Ask about same-day availability or a one-time remote session for eligible non-VSP work.
BMW ISTA Explore one-time factory coding and programming. We confirm the software and procedure for your vehicle. Module programming & recovery Replacing a module or dealing with a failed programming attempt? Send the part numbers and fault scan for review. Onsite tools & equipment Bring in a technician or ask about hourly, daily and weekly rentals where licensing and equipment availability allow.