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2014-2018 Mazda Mazda3 Generation Guide

Mazda Mazda3 3rd Gen BM (2014-2018) ADAS Calibration & Module Programming

Covers model years 2014-2018 - one service guide for the whole generation.

Full ADAS calibration, module programming, and key security work for every Mazda Mazda3 built on this platform. Same-day mobile service across the Dallas/Fort Worth metroplex; mail-in accepted nationwide.

  • Platform BP (4th Gen, 2019+) - Skyactiv Vehicle Architecture
  • CAN Architecture Mazda CAN FD; OBD2 DLC ISO 15765-4 CAN
  • Security Mazda Immobilizer AES; pin extraction via our diagnostic software; AKL requires our diagnostic software + dealer authorization

The ADAS, module, and security rows below are consolidated across the full 2014-2018 generation. A year badge marks rows that apply only to part of the span; rows without a badge apply to every year. Year-specific differences are summarized under “What changes across 2014-2018”.

OVERVIEW

Expert ADAS calibration, module programming, and diagnostic recovery for the 2018 Mazda Mazda3. On this vehicle we cover documented systems include i-Activsense - Forward Camera (SBS / LDW / LKA), i-Activsense - Front Radar (77GHz) - MRCC / AEB, and Blind Spot Monitoring (BSM) + Rear Cross-Traffic Alert, this BP (4th Gen, 2019+) - Skyactiv Vehicle Architecture platform vehicle, SSU immobilizer support. Mobile across the DFW Metroplex, mail-in nationwide for module-bench work.

Platform
BP (4th Gen, 2019+) - Skyactiv Vehicle Architecture
Production
2004-present
Trim Levels
Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements.
Drivetrain
FWD / AWD
Engine
-
CAN Speed
Mazda CAN FD; OBD2 DLC ISO 15765-4 CAN
Feature availability 4

Immobilizer: SSU

Standard

Key programming requires manufacturer-level tool access. Add key supported. All keys lost (AKL) supported.

Platform: BM (3rd Gen, 2014-2018)

Confirmed

Verify platform code matches when cross-referencing part numbers across model years.

Mazda i-ACTIVSENSE: Mazda Radar Cruise Control, LDWS, LAS, Smart Brake Support

Available

Calibration required after windshield replacement, camera/radar service, or structural repair affecting sensor alignment.

Platform: BP (4th Gen, 2019+)

Confirmed

Verify platform code matches when cross-referencing part numbers across model years.

TOOL ACCESS MATRIX

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

Mazda MDARS / Mazda IDS

Factory routines and secure server authorization control this path when aftermarket coverage is not enough for the VIN.

OEM subscription required

Make-level OEM tool map plus exact-year gateway and ADAS fields.

Ford-family configuration and service functions

FORScan

Useful for supported configuration and diagnostics; factory programming still moves to OEM software when required.

FORScan Ford, Mazda, Lincoln, and Mercury support documentation.

ADAS scan, setup, and verification

Autel, Launch Tech, Topdon

Used where aftermarket coverage supports the procedure; OEM software remains required for locked factory routines.

Tool subscription required

Service-level scanner-vendor source packet plus exact-year ADAS records.

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

Bench programmer source packet plus exact-year module/security records.

PLATFORM

Know this platform

This platform uses Mazda CAN FD; OBD2 DLC ISO 15765-4 CAN with ISO 15765-4 CAN (500 kbps).

CAN
Mazda CAN FD; OBD2 DLC ISO 15765-4 CAN
OBD
ISO 15765-4 CAN (500 kbps)
can_architecture
GENERATION SERVICE SNAPSHOT

Generation service summary for Mazda Mazda3 3rd Gen BM (2014-2018)

Generation coverage

This page consolidates Mazda Mazda3 service data for 2014-2018 across 5 model years; 5 years have merged CCT data.

Choose a year

ADAS coverage

Merged ADAS coverage includes 20 system records, including Rear View Camera (2014), Blind Spot Monitoring (2014), Forward Camera (Monocular) (2015), and Forward Radar (77GHz) (2015). Year-marked systems apply only to the shown range.

View ADAS data

Calibration triggers

This generation has 10 merged calibration trigger records. Trigger applicability can vary by year - verify by VIN before setup.

View triggers

Programmable modules

The merged generation page indexes 30 programmable module records across SRS, ECU, BCM, TCU/TCM, ABS, IPC coverage. Part numbers are confirmed for the exact year/VIN.

View modules

Gateway and security

Gateway, immobilizer, and key-security coverage includes 5 merged records. Security procedures vary by year - verify by VIN.

View security

Core Auto Logic capability

Core Auto Logic supports generation-level diagnostics, ADAS calibration, module programming, security-access planning, and mail-in bench work for the Mazda Mazda3 2014-2018 span, with exact-year validation before service.

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CALIBRATION

Do I need calibration?

PCM Replacement 1
2014

Yes

our diagnostic software IMMO registration + idle speed learn.

ABS/DSC Module Replacement 1
2014

Yes

our diagnostic software bleed procedure + DSC initialization.

Windshield Replacement 5

Forward Camera

2015-2018

required

Static ADAS calibration via our diagnostic software. BP-specific target; verify distance in our diagnostic software.

LDWS

2015-2018

required

Static ADAS calibration via our diagnostic software. BP-specific target; verify distance in our diagnostic software.

LAS

2015-2018

required

Static ADAS calibration via our diagnostic software. BP-specific target; verify distance in our diagnostic software.

SBS

2015-2018

required

Static ADAS calibration via our diagnostic software. BP-specific target; verify distance in our diagnostic software.

DAA

2015-2018

required

Static ADAS calibration via our diagnostic software. BP-specific target; verify distance in our diagnostic software.

Front Bumper Repair 3

Front Radar

2015-2018

required

our diagnostic software radar alignment. Bracket inspection.

MRCC

2015-2018

required

our diagnostic software radar alignment. Bracket inspection.

SBS

2015-2018

required

our diagnostic software radar alignment. Bracket inspection.

Rear Bumper Repair 2

BSM Radar L/R

2015-2018

required

our diagnostic software BSM initialization if sensors disturbed.

RCTA

2015-2018

required

our diagnostic software BSM initialization if sensors disturbed.

Any Module Replacement 5

BCM

2015-2018

required

our diagnostic software PMI + VIN coding. IMMO on ECM. GVC+ verify after DSC.

ECM

2015-2018

required

our diagnostic software PMI + VIN coding. IMMO on ECM. GVC+ verify after DSC.

SRS ECU

2015-2018

required

our diagnostic software PMI + VIN coding. IMMO on ECM. GVC+ verify after DSC.

TCM

2015-2018

required

our diagnostic software PMI + VIN coding. IMMO on ECM. GVC+ verify after DSC.

ABS/DSC

2015-2018

required

our diagnostic software PMI + VIN coding. IMMO on ECM. GVC+ verify after DSC.

Forward Camera Replacement 1
2016-2018

Yes

Camera module replacement requires full recalibration using MAZDA our diagnostic software.

Any Front-End Collision 1
2016-2018

Yes

Inspect and recalibrate forward camera after any front-end collision using MAZDA our diagnostic software.

BSM Sensor Replacement 1
2016-2018

Yes

Blind spot monitoring sensor replacement requires calibration using MAZDA our diagnostic software.

Mirror Replacement 1
2016-2018

Conditional

If BSD sensor is mirror-integrated, recalibration required. Verify sensor location; use MAZDA our diagnostic software if applicable.

MODEL YEARS

Year-by-year details

YearVIN splitTrim notes
2014VIN pos 4-8 identifies model/body/engine. Mazda WMI: JM1, 3MZ. Position 4-5 = model. Position 10 = model year code.Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements.
2015VIN pos 4-8 identifies model/body/engine. Mazda WMI: JM1, 3MZ. Position 4-5 = model. Position 10 = model year code.Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements.
2016VIN pos 4-8 identifies model/body/engine. Mazda WMI: JM1, 3MZ. Position 4-5 = model. Position 10 = model year code.Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements.
2017VIN pos 4-8 identifies model/body/engine. Mazda WMI: JM1, 3MZ. Position 4-5 = model. Position 10 = model year code.Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements.
2018VIN pos 4-8 identifies model/body/engine. Mazda WMI: JM1, 3MZ. Position 4-5 = model. Position 10 = model year code.Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements.

20 ADAS systems documented across 2014-2018. Rows that apply to only part of the generation carry a year badge.

Filter by year
ADAS CALIBRATION MATRIX

ADAS systems on this vehicle

Mazda i-ACTIVSENSE: Mazda Radar Cruise Control, LDWS, LAS, Smart Brake Support, Blind Spot Monitoring, Rear Cross-Traffic Alert, Driver Attention Alert; G-Vectoring Control+

Scroll for part numbers and Details
SystemTypeCategoryCal. TypeSupportedPart #Actions
Rear View Camera 2014Rear CameraCameraNone YES-
Blind Spot Monitoring 2014RadarADASStatic Conditional-
Forward Camera (Monocular) 2015Forward CameraCameraStatic YES~GSF5-67-YF0 (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)
Forward Radar (77GHz) 2015Front RadarRadarStatic YES~GHP9-67-Y30 (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)
Blind Spot Monitor Sensor - Left (BSM) 2015Side RadarRadarStatic + Dynamic YES~KD53-67-Y30 (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)
Blind Spot Monitor Sensor - Right (BSM) 2015Side RadarRadarStatic + Dynamic YES~KD53-67-Y20 (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)
G-Vectoring Control+ (GVC+) 2015Fused (Engine + Brake)FusedNone YES-
i-Activsense - Forward Camera (SBS / LDW / LKA) 2016Forward CameraCameraStatic YESK670-67-XZ0
i-Activsense - Front Radar (77GHz) - MRCC / AEB 2016Front RadarRadarStatic YESTK21-67-XZ0
Blind Spot Monitoring (BSM) + Rear Cross-Traffic Alert 2016Side RadarRadarStatic + Dynamic YESTK21-67-RX0 (L), TK21-67-RY0 (R)
Mazda Radar Cruise Control (MRCC) - Adaptive Cruise 2016Front RadarRadarStatic YESTK21-67-XZ0
Rear View Camera 2016-2018Rear CameraCameraStatic YES-
i-Activsense - Forward Camera (SBS / LDW / LKA) 2017Forward CameraCameraStatic YESK670-67-XZ0
i-Activsense - Front Radar (77GHz) - MRCC / AEB 2017Front RadarRadarStatic YESTK21-67-XZ0
Blind Spot Monitoring (BSM) + Rear Cross-Traffic Alert 2017Side RadarRadarStatic + Dynamic YESTK21-67-RX0 (L), TK21-67-RY0 (R)
Mazda Radar Cruise Control (MRCC) - Adaptive Cruise 2017Front RadarRadarStatic YESTK21-67-XZ0
i-Activsense - Forward Camera (SBS / LDW / LKA) 2018Forward CameraCameraStatic YESK670-67-XZ0
i-Activsense - Front Radar (77GHz) - MRCC / AEB 2018Front RadarRadarStatic YESTK21-67-XZ0
Blind Spot Monitoring (BSM) + Rear Cross-Traffic Alert 2018Side RadarRadarStatic + Dynamic YESTK21-67-RX0 (L), TK21-67-RY0 (R)
Mazda Radar Cruise Control (MRCC) - Adaptive Cruise 2018Front RadarRadarStatic YESTK21-67-XZ0
WHEN IS CALIBRATION REQUIRED?

Triggers for ADAS recalibration

PCM Replacement 2014

our diagnostic software IMMO registration + idle speed learn.

ABS/DSC Module Replacement 2014

our diagnostic software bleed procedure + DSC initialization.

Windshield Replacement 2015-2018 Affected: Forward Camera, LDWS, LAS, SBS, DAA

Static ADAS calibration via our diagnostic software. BP-specific target; verify distance in our diagnostic software.

Front Bumper Repair 2015-2018 Affected: Front Radar, MRCC, SBS

our diagnostic software radar alignment. Bracket inspection.

Rear Bumper Repair 2015-2018 Affected: BSM Radar L/R, RCTA

our diagnostic software BSM initialization if sensors disturbed.

Any Module Replacement 2015-2018 Affected: BCM, ECM, SRS ECU, TCM, ABS/DSC

our diagnostic software PMI + VIN coding. IMMO on ECM. GVC+ verify after DSC.

Forward Camera Replacement 2016-2018

Camera module replacement requires full recalibration using MAZDA our diagnostic software.

Any Front-End Collision 2016-2018

Inspect and recalibrate forward camera after any front-end collision using MAZDA our diagnostic software.

BSM Sensor Replacement 2016-2018

Blind spot monitoring sensor replacement requires calibration using MAZDA our diagnostic software.

Mirror Replacement 2016-2018

If BSD sensor is mirror-integrated, recalibration required. Verify sensor location; use MAZDA our diagnostic software if applicable.

MODULE COVERAGE

Modules we program on this generation

30 documented Mazda Mazda3 modules across 2014-2018. Open a group for part numbers, programming protocol, security notes, and clone support.

SRS MODULES

SRS Modules

SAS Control Unit Verify by VIN 2014, 2016-2018 BJS757K0002

_years covers only 2014, 2016-2018 for this generation

Used/donor module guide

Compatible donor years: 2014, 2016, 2017, 2018

Always match the full part number before buying a used module.

PART
BJS757K0002
LOCATION
Under center console
MFG
Mitsubishi Electric
NOTES
Requires Mazda IDS or M-MDS for SAS unit configuration. DTC B2300 common after crash events. Battery disconnect before removal.
SAS Control Unit Verify by VIN 2015 BJS7-57-K00-02

_years covers only 2015 for this generation

Used/donor module guide

Compatible donor years: 2015

Always match the full part number before buying a used module.

PART
BJS7-57-K00-02
LOCATION
Under center console
MFG
Mitsubishi Electric
NOTES
Requires Mazda IDS or M-MDS for SAS unit configuration. DTC B2300 common after crash events. Battery disconnect before removal.
ECU MODULES

ECU Modules

PCM - 2.0L MZR DISI I4 / 2.5L MZR DISI I4 / 2.0L SKYACTIV-G (2012+) Verify by VIN 2014

_years covers only 2014 for this generation

Used/donor module guide

Compatible donor years: 2014

Always match the full part number before buying a used module.

NOTES
Mazda3 PCM. our diagnostic software IMMO registration required.
ECM - Skyactiv-G 2.0L Verify by VIN 2015-2018 ~PY8V-18-881 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)

_years covers only 2015-2018 for this generation

Used/donor module guide

Compatible donor years: 2015, 2016, 2017, 2018

Donor must match part family ~PY8V-18-881 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE) - requires cloning

Always match the full part number before buying a used module.

PART
~PY8V-18-881 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)
PROTOCOL
OBD Programming Port
CODING
Yes
CLONE
Yes
CHIP/MCU
Denso or Bosch
NOTES
our diagnostic software ECM + VIN + IMMO. Throttle idle learn.
ECM - Skyactiv-G 2.5L Verify by VIN 2015-2018 ~PY8T-18-881 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)

_years covers only 2015-2018 for this generation

Used/donor module guide

Compatible donor years: 2015, 2016, 2017, 2018

Donor must match part family ~PY8T-18-881 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE) - requires cloning

Always match the full part number before buying a used module.

PART
~PY8T-18-881 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)
PROTOCOL
OBD Programming Port
CODING
Yes
CLONE
Yes
CHIP/MCU
Denso or Bosch
NOTES
our diagnostic software ECM + VIN + IMMO.
ECM - Skyactiv-G 2.5T Turbo Verify by VIN 2015-2018 ~PNA2-18-881 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)

_years covers only 2015-2018 for this generation

Used/donor module guide

Compatible donor years: 2015, 2016, 2017, 2018

Donor must match part family ~PNA2-18-881 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE) - requires cloning

Always match the full part number before buying a used module.

PART
~PNA2-18-881 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)
PROTOCOL
OBD Programming Port
CODING
Yes
CLONE
Yes
CHIP/MCU
Denso or Bosch
NOTES
Turbo only. our diagnostic software ECM + VIN + IMMO. Confirm G25T before ordering.
TCM - 6-Speed AT or Manual Verify by VIN 2015-2018

_years covers only 2015-2018 for this generation

Used/donor module guide

Compatible donor years: 2015, 2016, 2017, 2018

Always match the full part number before buying a used module.

PROTOCOL
OBD Programming Port
CODING
Yes
CLONE
Yes
CHIP/MCU
Mazda OEM
NOTES
our diagnostic software TCM + adaptive reset.
BCM MODULES

BCM Modules

BCM (Body Control Module) Verify by VIN 2014

_years covers only 2014 for this generation

Used/donor module guide

Compatible donor years: 2014

Always match the full part number before buying a used module.

NOTES
Mazda BCM. our diagnostic software/MGSS programming after replacement.
Body Control Module (BCM) Verify by VIN 2015-2018 ~GSF5-66-DX0 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)

_years covers only 2015-2018 for this generation

Used/donor module guide

Compatible donor years: 2015, 2016, 2017, 2018

Donor must match part family ~GSF5-66-DX0 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE) - requires cloning

Always match the full part number before buying a used module.

PART
~GSF5-66-DX0 OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)
SECURITY
AES
CODING
Yes
CLONE
Yes
NOTES
our diagnostic software programming + variant config. VIN-tie required.
Keyless Entry ECU Verify by VIN 2015-2018

_years covers only 2015-2018 for this generation

Used/donor module guide

Compatible donor years: 2015, 2016, 2017, 2018

Always match the full part number before buying a used module.

SECURITY
AES
CODING
Yes
CLONE
No
NOTES
our diagnostic software + dealer auth for key registration.
TCU / TCM TRANSMISSION MODULES

TCU / TCM Transmission Modules

TCU - SKYACTIV-Drive 6-Speed Auto Verify by VIN 2014-2015 PE01-21-5T0

_years covers only 2014-2015 for this generation

Used/donor module guide

Compatible donor years: 2014, 2015

Donor must match part family PE01-21-5T0 - requires cloning

Always match the full part number before buying a used module.

PART
PE01-21-5T0
PROTOCOL
J2534
CODING
Yes
CLONE
Yes
CHIP/MCU
Renesas SH7058
NOTES
Requires TCM initialization, gear position relearn via M-MDS, ATF WS fluid, throttle position adaptation required
TCU - SKYACTIV-Drive 6-Speed Auto (High Output) Verify by VIN 2014-2015 PE07-21-5T0

_years covers only 2014-2015 for this generation

Used/donor module guide

Compatible donor years: 2014, 2015

Donor must match part family PE07-21-5T0 - requires cloning

Always match the full part number before buying a used module.

PART
PE07-21-5T0
PROTOCOL
J2534
CODING
Yes
CLONE
Yes
CHIP/MCU
Renesas SH7058
NOTES
Enhanced torque capacity variant, requires TCM initialization, gear position relearn via M-MDS, ATF WS fluid, ECU matching required
TCU - SKYACTIV-Drive 6-Speed Auto Verify by VIN 2016-2017 PE01-21-5T0

_years covers only 2016-2017 for this generation

Used/donor module guide

Compatible donor years: 2016, 2017

Donor must match part family PE01-21-5T0 - requires cloning

Always match the full part number before buying a used module.

PART
PE01-21-5T0
PROTOCOL
J2534
CODING
Yes
CLONE
Yes
CHIP/MCU
Renesas SH7058
NOTES
Requires TCM initialization, adaptive learning drive cycle 15-20 miles, ATF FZ spec fluid, Mazda IDS programming tool required
TCU - SKYACTIV-DRIVE 6-Speed Auto Verify by VIN 2018 PE01-21-5T0

_years covers only 2018 for this generation

Used/donor module guide

Compatible donor years: 2018

Donor must match part family PE01-21-5T0 - requires cloning

Always match the full part number before buying a used module.

PART
PE01-21-5T0
PROTOCOL
J2534
CODING
Yes
CLONE
Yes
CHIP/MCU
Renesas SH72xx
NOTES
Requires TCM programming via Mazda IDS. ATF: FZ fluid. TCM relearn procedure mandatory after installation.
N/A - 6-Speed Manual Verify by VIN 2018

_years covers only 2018 for this generation

Used/donor module guide

Compatible donor years: 2018

Always match the full part number before buying a used module.

PROTOCOL
Virgin Flash
CODING
No
CLONE
No
CHIP/MCU
N/A
NOTES
Manual transmission - no TCU/TCM present.
N/A - 6-Speed Manual Verify by VIN 2018

_years covers only 2018 for this generation

Used/donor module guide

Compatible donor years: 2018

Always match the full part number before buying a used module.

PROTOCOL
Virgin
CODING
No
CLONE
No
CHIP/MCU
N/A
NOTES
Manual transmission - no TCU/TCM present.
ABS / BRAKE MODULES

ABS / Brake Modules

ABS/DSC Module (HU/CM) Verify by VIN 2014

_years covers only 2014 for this generation

Used/donor module guide

Compatible donor years: 2014

Always match the full part number before buying a used module.

NOTES
Mazda ABS/DSC. our diagnostic software bleed procedure + sensor initialization.
Wheel Speed Sensor - Front (each) Verify by VIN 2014

_years covers only 2014 for this generation

Used/donor module guide

Compatible donor years: 2014

Always match the full part number before buying a used module.

NOTES
Active sensor.
Wheel Speed Sensor - Rear (each) Verify by VIN 2014

_years covers only 2014 for this generation

Used/donor module guide

Compatible donor years: 2014

Always match the full part number before buying a used module.

NOTES
Active sensor.
ABS/DSC Module Verify by VIN 2015-2018 ~GHP5-43-71X OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)

_years covers only 2015-2018 for this generation

Used/donor module guide

Compatible donor years: 2015, 2016, 2017, 2018

Donor must match part family ~GHP5-43-71X OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE) - requires cloning

Always match the full part number before buying a used module.

PART
~GHP5-43-71X OR SIMILAR (VERIFY VIA OUR DIAGNOSTIC SOFTWARE)
CLONE
Yes
NOTES
our diagnostic software initialization. Power bleed. SAS zero-point. GVC+ verify after DSC replacement.
OTHER MODULES (IPC, SAS)

Other Modules (IPC, SAS)

Instrument Panel Cluster (IPC) x6
B63B-55-430 Verify by VIN 2014

_years covers only 2014 for this generation

Used/donor module guide

Compatible donor years: 2014

Donor must match part family B63B-55-430 - requires cloning

Always match the full part number before buying a used module.

PART
B63B-55-430
CLONE
Yes
NOTES
IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
BHN1-55-430 Verify by VIN 2015-2018

_years covers only 2015-2018 for this generation

Used/donor module guide

Compatible donor years: 2015, 2016, 2017, 2018

Donor must match part family BHN1-55-430 - requires cloning

Always match the full part number before buying a used module.

PART
BHN1-55-430
CLONE
Yes
NOTES
IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
BHN1-55-431 Verify by VIN 2015

_years covers only 2015 for this generation

Used/donor module guide

Compatible donor years: 2015

Donor must match part family BHN1-55-431 - requires cloning

Always match the full part number before buying a used module.

PART
BHN1-55-431
CLONE
Yes
NOTES
IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
BHN1-55-432 Verify by VIN 2016

_years covers only 2016 for this generation

Used/donor module guide

Compatible donor years: 2016

Donor must match part family BHN1-55-432 - requires cloning

Always match the full part number before buying a used module.

PART
BHN1-55-432
CLONE
Yes
NOTES
IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
BHN1-55-433 Verify by VIN 2017

_years covers only 2017 for this generation

Used/donor module guide

Compatible donor years: 2017

Donor must match part family BHN1-55-433 - requires cloning

Always match the full part number before buying a used module.

PART
BHN1-55-433
CLONE
Yes
NOTES
IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
BHN1-55-434 Verify by VIN 2018

_years covers only 2018 for this generation

Used/donor module guide

Compatible donor years: 2018

Donor must match part family BHN1-55-434 - requires cloning

Always match the full part number before buying a used module.

PART
BHN1-55-434
CLONE
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) x2
Part 1 Verify by VIN

coding and programming fields are absent or ambiguous

Used/donor module guide

Compatible donor years: 2014, 2015, 2016, 2017, 2018

Always match the full part number before buying a used module.

CODING
Yes
NOTES
INTEGRATED (clock spring / steering column module
Part 2 Verify by VIN

coding and programming fields are absent or ambiguous

Used/donor module guide

Compatible donor years: 2014, 2015, 2016, 2017, 2018

Always match the full part number before buying a used module.

CODING
Yes
NOTES
cross-year extension)
CONNECTIVITY & ACCESSORIES

Connectivity & Accessories

Mazda Connect Head Unit Verify by VIN

coding and programming fields are absent or ambiguous

Used/donor module guide

Compatible donor years: 2014, 2015, 2016, 2017, 2018

Always match the full part number before buying a used module.

NOTES
our diagnostic software variant config. Confirm 8.8 vs 10.25 display size.
IPC (Instrument Panel Cluster) Verify by VIN

coding and programming fields are absent or ambiguous

Used/donor module guide

Compatible donor years: 2014, 2015, 2016, 2017, 2018

Always match the full part number before buying a used module.

NOTES
our diagnostic software programming + VIN write.

5 gateway, immobilizer, and security items documented across 2014-2018.

KEY SECURITY & IMMOBILIZER

Key Security & Immobilizer

  • System SSU
  • Add Key Yes
  • All Keys Lost Yes

Mazda Immobilizer AES; pin extraction via our diagnostic software; AKL requires our diagnostic software + dealer authorization

IMMOBILIZER MODULES

Immobilizer Modules

Immobilizer (PCM-integrated) Verify by VIN 2014

_years covers only 2014 for this generation

Used/donor module guide

Compatible donor years: 2014

Always match the full part number before buying a used module.

NOTES
Mazda PCM-integrated IMMO. IDS key registration. AKL requires Mazda dealer PIN.
Mazda Immobilizer (AES-based) Verify by VIN 2015-2018

_years covers only 2015-2018 for this generation

Used/donor module guide

Compatible donor years: 2015, 2016, 2017, 2018

Always match the full part number before buying a used module.

SECURITY
AES
NOTES
Pin extraction via our diagnostic software. ECM requires IMMO coding. AKL via our diagnostic software + dealer auth.
KEY & FOB TYPES

Key & Fob Types

Mazda Transponder Key (ID63/ID46) Verify by VIN 2014

_years covers only 2014 for this generation

Used/donor module guide

Compatible donor years: 2014

Always match the full part number before buying a used module.

NOTES
our diagnostic software key registration or aftermarket (Autel).
Mazda Smart Key Fob Verify by VIN 2014

_years covers only 2014 for this generation

Used/donor module guide

Compatible donor years: 2014

Always match the full part number before buying a used module.

NOTES
Proximity key. IDS registration.
Proximity Smart Key Fob Verify by VIN 2015-2018 ~WAZSKE13D01 OR SIMILAR (VERIFY FCC ID)

_years covers only 2015-2018 for this generation

Used/donor module guide

Compatible donor years: 2015, 2016, 2017, 2018

Always match the full part number before buying a used module.

PART
~WAZSKE13D01 OR SIMILAR (VERIFY FCC ID)
NOTES
Mazda AES IMMO. our diagnostic software + dealer auth for add key or AKL.

Replacement Notes

Supported

ARCHITECTURE & CONNECTIVITY

Architecture & Connectivity

Body Construction
Advanced high-strength steel unibody; shared platform with CX-30
OBD Protocol
ISO 15765-4 CAN (500 kbps)
CAN Architecture
Mazda CAN FD; OBD2 DLC ISO 15765-4 CAN
Infotainment
Mazda Connect (8.8" or 10.25"); wireless CarPlay/Android Auto
OTA Capable
No
ECU Unlock Supported
Yes
Custom Programming
Yes
WHAT WE RESOLVE

3rd Gen BM (2014-2018) common module and ADAS issues

  • ADAS calibration drift Watch for calibration needs after windshield, bumper, suspension, camera, or radar work. Documented systems include Rear View Camera (2014), Blind Spot Monitoring (2014), Forward Camera (Monocular) (2015), and Forward Radar (77GHz) (2015). Year-marked systems apply only to the shown range.
  • SRS crash-data and warning light SRS service can involve SAS Control Unit (2014, 2016-2018) and SAS Control Unit (2015). Part numbers and crash-data workflow are confirmed for the exact year/VIN.
  • Replacement module setup ECU/PCM replacement programming, BCM configuration, TCU/TCM cloning, ABS/EBCM setup are represented in the merged generation data. Rows with year ranges do not apply to every model year; verify by VIN.
  • Gateway, key, and immobilizer access Gateway, key, and immobilizer procedures are represented by 5 merged security records. Access and all-keys-lost support varies by year - verify by VIN.
FREQUENTLY ASKED QUESTIONS

FAQ

Can you program Mazda Mazda3 (2014-2018) modules?

Yes. Core Auto Logic supports generation-scoped module programming for the Mazda Mazda3 (2014-2018). The merged generation data includes ECU/PCM, BCM, TCU/TCM, ABS/EBCM, and SRS coverage. Rows marked with a year range apply only to that part of the span; unmarked rows are present across the merged generation data.

Which modules are documented for Mazda Mazda3 (2014-2018)?

The Mazda Mazda3 (2014-2018) generation currently shows 20 core module records across ECU/PCM, BCM, TCU/TCM, ABS/EBCM, and SRS groups. SRS examples include SAS Control Unit (2014, 2016-2018) and SAS Control Unit (2015). Part numbers and module variants must be confirmed for your exact year/VIN. Reference part number: BJS757K0002 (2014, 2016-2018) - confirm for your exact year/VIN.

Does Mazda Mazda3 (2014-2018) need ADAS calibration after glass or collision work?

The merged generation data documents 20 ADAS systems, including Rear View Camera (2014), Blind Spot Monitoring (2014), Forward Camera (Monocular) (2015), Forward Radar (77GHz) (2015), and Blind Spot Monitor Sensor - Left (BSM) (2015). Calibration triggers include PCM Replacement (2014), ABS/DSC Module Replacement (2014), Windshield Replacement (2015-2018), and Front Bumper Repair (2015-2018). Procedure type is VIN-specific scan-tool procedure; verify exact requirements by VIN before setup.

Can you reset the airbag module on Mazda Mazda3 (2014-2018)?

Yes. The generation data includes 2 SRS records, including SAS Control Unit (2014, 2016-2018) and SAS Control Unit (2015). Bench reset, cloning, and replacement setup are handled after part-number review. Any SRS part number shown for this generation is planning data only - confirm for your exact year/VIN. Reference part number: BJS757K0002 (2014, 2016-2018) - confirm for your exact year/VIN.

Do all Mazda Mazda3 (2014-2018) years use the same parts?

No assumption should be made across the full span. The generation page merges rows across 2014-2018; any row that does not span all data-bearing years is printed with its year range or treated as varies by year - verify by VIN. Part numbers always require exact year/VIN confirmation before ordering, cloning, or programming.

Can you program keys or immobilizer systems for Mazda Mazda3 (2014-2018)?

Yes, where the VIN and security workflow support it. The generation data includes 5 gateway, immobilizer, or key-security records. Key records are present in the merged generation data. Security access, all-keys-lost eligibility, and add-key workflows vary by year - verify by VIN.

How long does service take for Mazda Mazda3 (2014-2018)?

Most programming, cloning, SRS, and calibration jobs are quoted after VIN, DTC, part number, and repair-scope review. Labor time varies by year - verify by VIN before scheduling. Mail-in module work typically depends on module condition, donor data, and shipping window.

Is Mazda Mazda3 (2014-2018) service mobile or mail-in?

Both paths are available depending on the job. Mobile service covers DFW on-vehicle diagnostics, ADAS setup, key programming, and post-repair coding. Mail-in service covers ECU, BCM, SRS, TCU, ABS, and other bench module work nationwide. We confirm the correct path for your exact year/VIN before scheduling.

OTHER GENERATIONS

More Mazda3 generations