Modern vehicles contain dozens of electronic control modules that manage everything from engine performance and transmission behaviour to safety systems, body functions and driver assistance features. When any of these modules requires replacement, updating or transfer, professional programming and coding is essential — without it, the module simply won't function correctly and in many cases the vehicle won't operate at all.

At National AutoTec, we provide dealer level OEM module programming, coding and transfer services across Melbourne — at a fraction of the time and cost of going to a dealership. Our fully equipped mobile service comes to your workshop, panel shop or location, with all programming completed using manufacturer approved software and equipment.

ECU Programming & Coding The Engine Control Unit is the brain of the vehicle's powertrain. ECU replacement, cloning or updating requires precise programming to the vehicle's specific configuration — we carry out all ECU programming using OEM manufacturer software, ensuring correct integration with all connected systems.

BCM Programming & Coding The Body Control Module manages lighting, locking, windows, mirrors and numerous comfort and convenience systems. BCM replacement or programming is required after collision damage, water ingress or component failure — we program and code BCMs to exact vehicle specifications.

ABS Module Programming & Coding ABS module replacement requires precise programming and bleeding procedures to ensure correct anti-lock braking function. We program ABS modules across all major vehicle makes and models.

Gearbox & Transmission Module Coding Automatic transmission control modules require specific coding to the vehicle's transmission calibration — incorrect coding results in poor shift quality and potential transmission damage. We carry out all gearbox and transmission module coding to manufacturer specifications.

Instrument Cluster Programming & Transfer Instrument cluster replacement or transfer requires specialist programming to ensure correct mileage, vehicle configuration and warning system integration. We carry out instrument cluster programming and transfer across all major vehicle makes and models — including odometer correction after legitimate cluster replacement.

Door & Mirror Module Coding Door and mirror modules control window operation, central locking, mirror adjustment and memory functions. After replacement, these modules require coding to the vehicle's body network — we carry out all door and mirror module coding quickly and efficiently.

Battery Registration & Coding Modern vehicles — particularly European makes — require battery registration after every battery replacement. Without correct battery registration, the vehicle's charging system doesn't recognise the new battery, leading to premature failure and charging faults. We carry out battery registration across all BMW, Mercedes, Audi, Volkswagen, Volvo and other European vehicles.

Module Initialisation, Transfer & Duplication When modules are transferred between vehicles or duplicated for replacement purposes, specialist initialisation procedures are required. We carry out all module initialisation and transfer procedures — including VIN coding, security matching and network integration.

OEM Software Updates & Reflashing Manufacturer software updates and reflashing improve module performance, fix known faults and ensure compatibility with updated vehicle systems. We carry out OEM software updates across all major vehicle makes and models — dealer level updates at independent prices.