Tuning — File Service
Submit the original file and required vehicle information digitally for supported ECU and TCU tuning variants.
Automotive electronics expertise · Bremerhaven, Germany
Professional ECU & TCU Services Online Across Europe
Start eligible cloning and tuning requests through the Codiag Service Platform, with digital file processing or secure mail-in service backed by our specialist workshop in Bremerhaven, Germany.
Clone Mail-inSend the physical control unit
Tuning Mail-inSend an ECU, TCU or supported unit
Tuning File ServiceSubmit the original file digitally
Codiag Lab World
Three ways to order online
Choose a service, provide the required vehicle or control-unit information, upload files or prepare a mail-in shipment, and track the request digitally.
Clone — Mail-in Service
Send the original and compatible replacement control units to Codiag Lab for assessment and supported cloning work.
Tuning — Mail-in Service
Send a physical ECU, TCU or supported control unit and manage the tuning request through the service platform.
PERFORMANCE • SOFTWARE • CONTROL
Performance & Tuning Center
Professional ECU & TCU programming, performance optimization and recovery solutions for modern European vehicles.
Engine Control
ECU Tuning
Performance and torque optimization with safe software calibration and clean diagnostic workflow.
Transmission Control
TCU Tuning
Optimized shift response, gearbox behavior and transmission software logic for DSG, ZF and modern automatic systems.
Power Upgrade
Stage 1 Performance
Software-based power and torque optimization with sharper response, stronger acceleration and OEM-level safety principles.
Diesel Systems
DPF • AdBlue • EGR Solutions
Advanced diagnostics, regeneration, SCR/AdBlue analysis, EGR diagnostics and calibration-based repair solutions for modern diesel vehicles.
Mercedes-Benz & BMW Coding & Feature Activation
Model-specific coding, feature activation and navigation updates.
Vehicle Software & Performance Services
⚡ ECU Tuning
⚡ TCU Tuning
⚡ Advanced Diagnostics
⚡ Coding & Programming
⚡ DPF & AdBlue Solutions
⚡ Petrol & Diesel Vehicles
⚡ Safe Calibration
⚡ Reliable Performance
⚡ Modern Vehicle Support
⚡ Professional Software Solutions
Our Services
ECU Coding & Software Optimization
Diagnostics, ECU programming, performance optimization and troubleshooting.
Smart Key (incl. LCD) & Replacement Keys
Key programming, spare keys, lost-key solutions and supported LCD smart keys.
Digital Cockpit & CarPlay
Activation, retrofits, coding and troubleshooting for infotainment and digital cockpit features.
Ambient Lighting
Configuration, retrofits and coding for ambient lighting (supported models).
How it works
EV & Pre‑Purchase Services
Solutions for Workshops & Partners
Professional automotive software solutions and technical support for workshops and companies in Germany.
- Remote Coding & Programming (supported models)
- Technical Support for diagnostics & troubleshooting
- Focus on German premium vehicles (BMW / Audi / Mercedes)
- Fast response via WhatsApp
Solutions for Workshops & Partners
Professional automotive software solutions and technical support for workshops and companies in Germany.
- Remote coding & programming (where supported)
- Diagnostics & troubleshooting support
- Focus on German premium vehicles
Workshops
Hands-on sessions for professionals: tools, workflows and best practices for modern vehicle electronics.
- Key programming workflows (VVDI / supported systems)
- ECU basics & safe handling
- Digital cockpit & infotainment coding
