Programming & Coding

ECU programming, module coding, and software updates. Replacement modules must be coded to the vehicle, and every car needs the reset or relearn procedure it calls for.

When coding is required

Replacing a control module on a modern vehicle is only half the job. The replacement module must be:

  • Programmed with the correct software version for the vehicle
  • Coded with the vehicle-specific options and configuration (not all modules of the same part number are identical in function)
  • Adapted — some modules require baseline adaptations before they function correctly

Without proper coding, the new module may not communicate with the rest of the vehicle, trigger warning lights, or operate with default settings that don’t match the vehicle’s specification.

What we code and program

  • Engine Control Modules (ECM/DME) and Transmission Control Modules (TCM/EGS)
  • Body Control Modules, Central Electronics Modules
  • Airbag modules (after collision)
  • Instrument clusters
  • Parking sensor modules and camera systems
  • Comfort and convenience modules (door modules, seat modules)
  • Battery Management System (BMS) coding after battery replacement on platforms that call for it
  • Tire pressure monitoring system (TPMS) registration and coding

The right tool for the platform

We use the right manufacturer-spec coding platform for the make we’re working on. Generic tools can leave coding incomplete; we use the manufacturer-spec tooling so the coding is done correctly the first time.